Finite Group Databasebeta

← C2×#22610373 #33087736

Subgroups — C2×#22610373 #33087736

Order 18688.

2514 conjugacy classes of subgroups.

The subgroup lattice has 676 nodes — too large to display as a diagram.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1C2×#17989099C211yesmaximal, characteristic
2C22×C42×D73C211yesmaximal, characteristic, complemented
3C22×#14556519C211yesmaximal, characteristic, complemented
4C22×#14556517C211yesmaximal, characteristic, complemented
5C2×#17988550C211yesmaximal, characteristic, complemented
6#22610373C218yesmaximal, direct product factor
7C2×#17988346C211yesmaximal, characteristic, complemented
8C2×#339×C73C211yesmaximal, characteristic, complemented
9C22×#11924028C2211yescharacteristic
10C23×C4×D73—21no—
11C23×C4×D73C2211yescharacteristic
12C22×#11924012C2211yescharacteristic
13#17989099—22no—
14#17989099—22no—
15#17989099C414yescomplemented
16#17989099C2214yes—
17C2×#14556575—21no—
18C2×#14556571C412yescomplemented
19C2×#14556566C412yescomplemented
20C2×#14556561—21no—
21C2×C4×D292—22no—
22C22×C4×Dic73—21no—
23C22×C4×Dic73C2211yescharacteristic
24C2×C42×D73—22no—
25C2×C42×D73—24no—
26C2×C42×D73—24no—
27C2×C42×D73C2214yescomplemented
28C2×#14556519—24no—
29C2×#14556519C2214yescomplemented
30C2×#14556517—24no—
31C2×#14556517C2214yescomplemented
32#17988550—22no—
33#17988550C2214yescomplemented
34C2×#14556503—22no—
35#17988346C2214yescomplemented
36C22×M16×C73C2211yescharacteristic
37C2×#117×C73C2211yescharacteristic
38C22×C42×C73C2211yescharacteristic
39#339×C73C2214yescomplemented
40C24×D73D411yescharacteristic
41C2×#11924028—21no—
42C2×#11924028—21no—
43C2×#11924028—22no—
44C2×#11924028—22no—
45C2×#11924028—22no—
46C2×#11924028—22no—
47C2×#11924028C2×C412yescomplemented
48C2×#11924028C2312yes—
49C22×Dic146C2×C411yescharacteristic, complemented
50C22×D292—22no—
51C22×D292C2×C411yescharacteristic, complemented
52C22×C22⋊D73—21no—
53C23×Dic73—21no—
54C23×Dic73D411yescharacteristic
55C22×C4×D73—216no—
56C22×C4×D73—28no—
57C22×C4×D73—24no—
58C22×C4×D73—22no—
59C22×C4×D73—22no—
60C22×C4×D73—21no—
61C22×C4×D73—22no—
62C22×C4×D73—22no—
63C22×C4×D73C2×C412yes—
64C22×C4×D73C2×C412yes—
65C22×C4×D73D412yes—
66C22×C4×D73D412yes—
67C22×C4×D73D412yes—
68C22×C4×D73C2312yes—
69C2×#11924012—21no—
70C2×#11924012—22no—
71C2×#11924012—22no—
72C2×#11924012C2312yes—
73C22×#10596831—21no—
74#14556575—24no—
75#14556575—24no—
76#14556571—24no—
77#14556571C2×C418yescomplemented
78#14556566—24no—
79#14556566C2×C418yescomplemented
80#14556561—24no—
81#14556561—24no—
82C4×D292—28no—
83C4×D292—28no—
84C2×C4⋊Dic73—22no—
85C2×#11924005—22no—
86C2×#11924005—22no—
87C2×C4×Dic73—28no—
88C2×C4×Dic73—24no—
89C2×C4×Dic73—21no—
90C2×C4×Dic73—22no—
91C2×C4×Dic73D414yescomplemented
92C2×C4×Dic73C2312yes—
93C42×D73—216no—
94C42×D73—28no—
95C42×D73—28no—
96#14556519—28no—
97#14556517—28no—
98#14556503—28no—
99C23×C4×C73—21no—
100C23×C4×C73C2311yescharacteristic
101C2×M16×C73—21no—
102C2×M16×C73—22no—
103C2×M16×C73—22no—
104C2×M16×C73C2312yes—
105C22×C8×C73—21no—
106#117×C73—21no—
107#117×C73—21no—
108#117×C73C2×C412yescomplemented
109#117×C73C2312yes—
110C2×C4⋊C4×C73C2×C412yescomplemented
111C2×C22⋊C4×C73—21no—
112C2×C42×C73—21no—
113C2×C42×C73—22no—
114C2×C42×C73—21no—
115C2×C42×C73D414yescomplemented
116C2×C42×C73C2312yes—
117C23×D73—22no—
118C23×D73—22no—
119C23×D73—28no—
120C23×D73—21no—
121C23×D73C22⋊C412yes—
122C23×D73C22⋊C412yes—
123C23×D73C2×D412yes—
124#11924028—24no—
125#11924028—24no—
126#11924028—22no—
127#11924028—22no—
128#11924028—22no—
129#11924028—22no—
130#11924028—42no—
131#11924028—42no—
132#11924028—42no—
133#11924028—42no—
134C2×Dic146—22no—
135C2×Dic146—22no—
136C2×Dic146—21no—
137C2×Dic146C22×C412yescomplemented
138C2×D292—22no—
139C2×D292—22no—
140C2×D292—28no—
141C2×D292—21no—
142C2×D292—48no—
143C2×D292C22×C412yescomplemented
144C2×C22⋊D73—22no—
145C2×C22⋊D73—22no—
146C2×C22⋊D73—42no—
147C2×C22⋊D73—42no—
148C22×Dic73—28no—
149C22×Dic73—22no—
150C22×Dic73—24no—
151C22×Dic73—22no—
152C22×Dic73—22no—
153C22×Dic73—21no—
154C22×Dic73C22⋊C412yes—
155C22×Dic73C22⋊C412yes—
156C22×Dic73C2×D412yes—
157C2×C4×D73—216no—
158C2×C4×D73—264no—
159C2×C4×D73—232no—
160C2×C4×D73—24no—
161C2×C4×D73—24no—
162C2×C4×D73—24no—
163C2×C4×D73—24no—
164C2×C4×D73—24no—
165C2×C4×D73—24no—
166C2×C4×D73—24no—
167C2×C4×D73—24no—
168C2×C4×D73—24no—
169C2×C4×D73—24no—
170C2×C4×D73—22no—
171C2×C4×D73—22no—
172C2×C4×D73—22no—
173C2×C4×D73—22no—
174C2×C4×D73—22no—
175C2×C4×D73—22no—
176C2×C4×D73—42no—
177C2×C4×D73—42no—
178C2×C4×D73C22⋊C414yes—
179C2×C4×D73C22⋊C414yes—
180C2×C4×D73C22×C414yes—
181C2×C4×D73C2×D414yes—
182#11924012—22no—
183#11924012—22no—
184#11924012—42no—
185C2×#10596831—22no—
186C2×#10596831—42no—
187C4⋊Dic73—28no—
188#11924005—28no—
189#11924005—28no—
190C4×Dic73—216no—
191C4×Dic73—24no—
192C4×Dic73—22no—
193C4×Dic73C2×D414yescomplemented
194C24×C73C2×D411yescharacteristic
195C22×C4×C73—28no—
196C22×C4×C73—24no—
197C22×C4×C73—22no—
198C22×C4×C73—22no—
199C22×C4×C73C22×C411yescharacteristic
200C22×C4×C73C22×C411yescharacteristic
201C22×C4×C73C2×D411yescharacteristic
202C22×C4×C73C2×D411yescharacteristic
203C22×C4×C73C2×D412yes—
204C22×C4×C73C2×D411yescharacteristic
205C22×C4×C73C2×D412yes—
206C22×C4×C73#4112yes—
207C22×C4×C73#4112yes—
208C22×C4×C73C2411yescharacteristic
209M16×C73—22no—
210M16×C73—22no—
211M16×C73—42no—
212C2×C8×C73—22no—
213C2×C8×C73—42no—
214C4⋊C4×C73—22no—
215C4⋊C4×C73C22×C414yescomplemented
216C22⋊C4×C73—22no—
217C22⋊C4×C73—22no—
218C42×C73—22no—
219C42×C73—24no—
220C42×C73—22no—
221C42×C73—22no—
222C42×C73C2×D414yescomplemented
223C23×C73—24no—
224C23×C73C2×C22⋊C411yescharacteristic
225C23×C73C2×C22⋊C411yescharacteristic
226C23×C73#12012yes—
227C23×C73#12312yes—
228C23×C73C22×D411yescharacteristic
229C22×D73—216no—
230C22×D73—216no—
231C22×D73—22no—
232C22×D73—22no—
233C22×D73—24no—
234C22×D73—24no—
235C22×D73—24no—
236C22×D73—28no—
237C22×D73—28no—
238C22×D73—22no—
239C22×D73—42no—
240C22×D73—44no—
241C22×D73#10418yescomplemented
242C22×D73C2×C22⋊C414yes—
243C2×C4×C73—28no—
244C2×C4×C73—216no—
245C2×C4×C73—24no—
246C2×C4×C73—24no—
247C2×C4×C73—44no—
248C2×C4×C73C2×C22⋊C411yescharacteristic
249C2×C4×C73C2×C22⋊C411yescharacteristic
250C2×C4×C73C4×D412yes—
251C2×C4×C73C4×D412yes—
252C2×C4×C73C4×D412yes—
253C2×C4×C73C4×D412yes—
254C2×C4×C73#12012yes—
255C2×C4×C73#12112yes—
256C2×C4×C73#12112yes—
257C2×C4×C73#12112yes—
258C2×C4×C73#12112yes—
259C2×C4×C73#12312yes—
260C2×C4×C73C23×C411yescharacteristic
261C2×C4×C73C22×D411yescharacteristic
262C2×C4×C73C22×D411yescharacteristic
263C2×C4×C73C22×D411yescharacteristic
264C2×C4×C73C2×#4111yescharacteristic
265C2×C4×C73C2×#4111yescharacteristic
266C22⋊D73—42no—
267C22⋊D73—42no—
268C22⋊D73—44no—
269C2×Dic73—28no—
270C2×Dic73—216no—
271C2×Dic73—22no—
272C2×Dic73—24no—
273C2×Dic73—22no—
274C2×Dic73—24no—
275C2×Dic73—24no—
276C2×Dic73—22no—
277C2×Dic73—42no—
278C2×Dic73C2×C22⋊C414yes—
279D292—22no—
280D292—22no—
281D292—416no—
282D292—42no—
283C4×D73—264no—
284C4×D73—24no—
285C4×D73—24no—
286C4×D73—24no—
287C4×D73—24no—
288C4×D73—28no—
289C4×D73—28no—
290C4×D73—42no—
291C4×D73—42no—
292C4×D73—44no—
293Dic146—22no—
294Dic146—22no—
295Dic146—42no—
296C8×C73—42no—
297#10596831—42no—
298C22×C73—22no—
299C22×C73—22no—
300C22×C73—24no—
301C22×C73—24no—
302C22×C73#38612yes—
303C22×C73#38612yes—
304C22×C73C2×#10414yes—
305C22×C73C22×C22⋊C411yescharacteristic
306C22×C73C2×#12011yescharacteristic
307C22×C73C2×#12311yescharacteristic
308C2×D73—28no—
309C2×D73—28no—
310C2×D73—216no—
311C2×D73—24no—
312C2×D73—216no—
313C2×D73—24no—
314C2×D73—44no—
315C2×D73—42no—
316C2×D73—84no—
317C2×D73C2×#10418yescomplemented
318C4×C73—28no—
319C4×C73—44no—
320C4×C73#38612yes—
321C4×C73#38612yes—
322C4×C73C2×C4×D411yescharacteristic
323C4×C73C2×C4×D411yescharacteristic
324C4×C73C2×#12111yescharacteristic
325C4×C73C2×#12111yescharacteristic
326Dic73—28no—
327Dic73—24no—
328Dic73—42no—
329C2×#1896—731nomaximal, Sylow
330C2×C73—21no—
331C2×C73—21no—
332C2×C73—22no—
333C2×C73#189614yescomplemented
334C2×C73C2×#38611yescharacteristic
335C2×C73C22×#10412yes—
336D73—28no—
337D73—82no—
338C2×#525—731no—
339C23×C42—731no—
340C22×#104—731no—
341C22×#104—731no—
342C2×#407—731no—
343#1896—738no—
344C2×#339—731no—
345C2×#339D7311yescharacteristic, complemented
346C73C2×#189611yescharacteristic, complemented, Sylow
347C22×#41—731no—
348C24×C4—731no—
349C24×C4—1461no—
350C22×M16—731no—
351C22×M16C2×D7311yescharacteristic
352#525—734no—
353#525—734no—
354#525—1462no—
355#525—1462no—
356C2×#123—1461no—
357C2×C22⋊Q8—732no—
358C2×#121—732no—
359C2×#120—1461no—
360C2×C4×D4—1462no—
361C2×#117C2×D7311yescharacteristic
362C22×C42—731no—
363C22×C42—734no—
364C22×C42—1464no—
365C22×C42—1462no—
366C22×C42—1461no—
367C22×C42—1464no—
368C22×C42C2×D7311yescharacteristic
369C2×#104—734no—
370C2×#104—734no—
371C2×#104—1464no—
372C2×#104—1464no—
373#407—734no—
374#407—1462no—
375C2×C22⋊C8—1462no—
376#339—734no—
377#339C2×D7314yescomplemented
378C25—731no—
379C2×#41—732no—
380C2×#41—732no—
381C2×#41—1462no—
382C2×#41—1462no—
383C2×#41—1462no—
384C2×#41—1462no—
385C2×#41—1461no—
386C2×#41—1461no—
387C22×Q8—731no—
388C22×D4—731no—
389C22×D4—1462no—
390C22×D4—1461no—
391C23×C4—21no—
392C23×C4—731no—
393C23×C4—732no—
394C23×C4—732no—
395C23×C4—732no—
396C23×C4—732no—
397C23×C4—732no—
398C23×C4—732no—
399C23×C4—1464no—
400C23×C4—14616no—
401C23×C4—1468no—
402C23×C4—1461no—
403C23×C4—1461no—
404C23×C4—1462no—
405C23×C4—1462no—
406C23×C4—1462no—
407C23×C4—1462no—
408C23×C4C22×D7311yescharacteristic
409C2×M16—21no—
410C2×M16—22no—
411C2×M16—22no—
412C2×M16—732no—
413C2×M16—1462no—
414C2×M16—1462no—
415C2×M16—1461no—
416C2×M16C22×D7312yes—
417C22×C8—21no—
418C22×C8—1461no—
419#123—1464no—
420#123—1464no—
421C22⋊Q8—738no—
422C22⋊Q8—1464no—
423#121—738no—
424#121—1464no—
425#120—1464no—
426#120—1464no—
427C4×D4—1468no—
428C4×D4—1468no—
429#117—21no—
430#117—21no—
431#117C4×D7312yescomplemented
432#117C22×D7312yes—
433C2×C4⋊C4—1462no—
434C2×C4⋊C4C4×D7312yescomplemented
435C2×C22⋊C4—21no—
436C2×C22⋊C4—1462no—
437C2×C22⋊C4—1462no—
438C2×C42—21no—
439C2×C42—22no—
440C2×C42—21no—
441C2×C42—734no—
442C2×C42—732no—
443C2×C42—1468no—
444C2×C42—14616no—
445C2×C42—1464no—
446C2×C42—1468no—
447C2×C42—1461no—
448C2×C42—1462no—
449C2×C42—1468no—
450C2×C42D29214yescomplemented
451C2×C42C22×D7312yes—
452#104—1468no—
453#104—1468no—
454C22⋊C8—1468no—
455C24—732no—
456C24—732no—
457C24—732no—
458C24—1468no—
459C24—1461no—
460C24—1462no—
461C24—1462no—
462C24D4×D7311yescharacteristic
463#41—2922no—
464#41—2922no—
465#41—2922no—
466#41—2922no—
467#41—1464no—
468#41—1464no—
469#41—1462no—
470#41—1462no—
471#41—1462no—
472#41—1462no—
473C2×Q8—732no—
474C2×Q8—1462no—
475C2×Q8—1462no—
476C2×Q8—1461no—
477C2×D4—2928no—
478C2×D4—2922no—
479C2×D4—2922no—
480C2×D4—732no—
481C2×D4—1468no—
482C2×D4—1462no—
483C2×D4—1462no—
484C2×D4—1461no—
485C2×D4—1462no—
486C2×D4—1462no—
487C22×C4—28no—
488C22×C4—24no—
489C22×C4—22no—
490C22×C4—22no—
491C22×C4—2922no—
492C22×C4—2922no—
493C22×C4—732no—
494C22×C4—732no—
495C22×C4—732no—
496C22×C4—734no—
497C22×C4—734no—
498C22×C4—734no—
499C22×C4—734no—
500C22×C4—14616no—
501C22×C4—14632no—
502C22×C4—14664no—
503C22×C4—1461no—
504C22×C4—1462no—
505C22×C4—1462no—
506C22×C4—1468no—
507C22×C4—1464no—
508C22×C4—1462no—
509C22×C4—1462no—
510C22×C4—1462no—
511C22×C4—1464no—
512C22×C4—1464no—
513C22×C4—1464no—
514C22×C4—1464no—
515C22×C4—1464no—
516C22×C4—1464no—
517C22×C4—1464no—
518C22×C4—1464no—
519C22×C4—1464no—
520C22×C4—1464no—
521C22×C4—1462no—
522C22×C4—1462no—
523C22×C4—1462no—
524C22×C4—1462no—
525C22×C4C2×C4×D7311yescharacteristic
526C22×C4C2×C4×D7311yescharacteristic
527C22×C4D4×D7311yescharacteristic
528C22×C4D4×D7311yescharacteristic
529C22×C4D4×D7312yes—
530C22×C4D4×D7311yescharacteristic
531C22×C4C2×D29212yes—
532C22×C4#1192402812yes—
533C22×C4#1192402912yes—
534C22×C4C23×D7311yescharacteristic
535M16—22no—
536M16—22no—
537M16—42no—
538M16—2922no—
539M16—1462no—
540M16—1462no—
541C2×C8—22no—
542C2×C8—42no—
543C2×C8—2922no—
544C2×C8—1462no—
545C4⋊C4—22no—
546C4⋊C4—1468no—
547C4⋊C4C2×C4×D7314yescomplemented
548C22⋊C4—22no—
549C22⋊C4—22no—
550C22⋊C4—1468no—
551C22⋊C4—1468no—
552C42—22no—
553C42—24no—
554C42—22no—
555C42—22no—
556C42—734no—
557C42—14616no—
558C42—1464no—
559C42—1462no—
560C42C2×D29214yescomplemented
561C23—24no—
562C23—2922no—
563C23—2924no—
564C23—734no—
565C23—738no—
566C23—1468no—
567C23—1468no—
568C23—14616no—
569C23—14616no—
570C23—1462no—
571C23—1464no—
572C23—1464no—
573C23—1462no—
574C23—1462no—
575C23—1464no—
576C23C22⋊C4×D7311yescharacteristic
577C23C22⋊C4×D7311yescharacteristic
578C23#1455656112yes—
579C23#1455657612yes—
580C23C2×D4×D7311yescharacteristic
581Q8—2922no—
582Q8—1462no—
583Q8—1462no—
584D4—29216no—
585D4—2924no—
586D4—2922no—
587D4—2922no—
588D4—2922no—
589D4—1462no—
590D4—1462no—
591C2×C4—28no—
592C2×C4—216no—
593C2×C4—24no—
594C2×C4—24no—
595C2×C4—44no—
596C2×C4—2922no—
597C2×C4—2924no—
598C2×C4—2922no—
599C2×C4—2922no—
600C2×C4—734no—
601C2×C4—14664no—
602C2×C4—1462no—
603C2×C4—1468no—
604C2×C4—14616no—
605C2×C4—1464no—
606C2×C4—1464no—
607C2×C4—1464no—
608C2×C4—1462no—
609C2×C4—1462no—
610C2×C4—1468no—
611C2×C4—1468no—
612C2×C4—1464no—
613C2×C4—1464no—
614C2×C4—1464no—
615C2×C4—1464no—
616C2×C4C22⋊C4×D7311yescharacteristic
617C2×C4C22⋊C4×D7311yescharacteristic
618C2×C4#1455655312yes—
619C2×C4#1455655312yes—
620C2×C4C4×D29212yes—
621C2×C4C4×D29212yes—
622C2×C4#1455656112yes—
623C2×C4#1455656412yes—
624C2×C4#1455656412yes—
625C2×C4#1455656612yes—
626C2×C4#1455656612yes—
627C2×C4#1455657612yes—
628C2×C4C22×C4×D7311yescharacteristic
629C2×C4C2×D4×D7311yescharacteristic
630C2×C4C2×D4×D7311yescharacteristic
631C2×C4C22×D29211yescharacteristic
632C2×C4C2×#1192402811yescharacteristic
633C2×C4C2×#1192402911yescharacteristic
634C8—42no—
635C8—2922no—
636C22—22no—
637C22—22no—
638C22—24no—
639C22—24no—
640C22—2924no—
641C22—2922no—
642C22—5844no—
643C22—738no—
644C22—1468no—
645C22—14616no—
646C22—1468no—
647C22—1464no—
648C22—1464no—
649C22—14616no—
650C22#1798846512yes—
651C22#1798846512yes—
652C22#104×D7314yes—
653C22C2×C22⋊C4×D7311yescharacteristic
654C22C2×#1455656111yescharacteristic
655C22C2×#1455657611yescharacteristic
656C4—28no—
657C4—44no—
658C4—2922no—
659C4—1468no—
660C4—1464no—
661C4#1798846512yes—
662C4#1798846512yes—
663C4C2×#1455655311yescharacteristic
664C4C2×C4×D29211yescharacteristic
665C4C2×#1455656411yescharacteristic
666C4C2×#1455656611yescharacteristic
667C2—21no—
668C2—22no—
669C2—21no—
670C2—5842no—
671C2—1468no—
672C2#2261037314yesdirect product factor
673C2C2×#1798846511yescharacteristic
674C2C2×#104×D7312yes—
subgroupG/H
centerC22×C4D4×D73
commutatorC2×C4×C73C23×C4
FrattiniC22×C4C23×D73
FittingC2×#339×C73C2
socleC23×C73C2×C22⋊C4
prime radicalC2×#17989099C2
cosocleC22×C4×C73C24
hypercenterC2×#339D73
hypocenterC73C2×#1896
LCSG ▷ C2×C4×C73 ▷ C2×C73 ▷ C73
UCSC1 ◁ C22×C4 ◁ C23×C4 ◁ C2×#339

Complements

Splittings G = N ⋊ H with N normal; H ≅ G/N.

NH ≅ G/Ntype
2. C22×C42×D73C2semidirect
3. C22×#14556519C2semidirect
4. C22×#14556517C2semidirect
5. C2×#17988550C2semidirect
6. #22610373C2direct (N × H)
7. C2×#17988346C2semidirect
8. C2×#339×C73C2semidirect
15. #17989099C4semidirect
18. C2×#14556571C4semidirect
19. C2×#14556566C4semidirect
27. C2×C42×D73C22semidirect
29. C2×#14556519C22semidirect
31. C2×#14556517C22semidirect
33. #17988550C22semidirect
35. #17988346C22semidirect
39. #339×C73C22semidirect
47. C2×#11924028C2×C4semidirect
49. C22×Dic146C2×C4semidirect
51. C22×D292C2×C4semidirect
77. #14556571C2×C4semidirect
79. #14556566C2×C4semidirect
91. C2×C4×Dic73D4semidirect
108. #117×C73C2×C4semidirect
110. C2×C4⋊C4×C73C2×C4semidirect
115. C2×C42×C73D4semidirect
137. C2×Dic146C22×C4semidirect
143. C2×D292C22×C4semidirect
193. C4×Dic73C2×D4semidirect
215. C4⋊C4×C73C22×C4semidirect
222. C42×C73C2×D4semidirect
241. C22×D73#104semidirect
317. C2×D73C2×#104semidirect
333. C2×C73#1896semidirect
345. C2×#339D73semidirect
346. C73C2×#1896semidirect
377. #339C2×D73semidirect
431. #117C4×D73semidirect
434. C2×C4⋊C4C4×D73semidirect
450. C2×C42D292semidirect
547. C4⋊C4C2×C4×D73semidirect
560. C42C2×D292semidirect
672. C2#22610373direct (N × H)

Maximal subgroups

By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.

subgroupindex
C2×#179890992
C22×C42×D732
C22×#145565192
C22×#145565172
C2×#179885502
#226103732
C2×#179883462
C2×#339×C732
C2×#189673