Finite Group Databasebeta

← C2×#19148460 #26004676

Subgroups — C2×#19148460 #26004676

Order 11008.

7130 conjugacy classes of subgroups.

The subgroup lattice has 636 nodes — too large to display as a diagram.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1#19148460C2132yesmaximal, direct product factor
2C2×#14583634C212yesmaximal, complemented
3C2×#14583627C212yesmaximal, complemented
4C2×#14583622C212yesmaximal, complemented
5C2×#14583621C214yesmaximal, complemented
6C2×#14583609C212yesmaximal, complemented
7C2×#14583590C214yesmaximal, complemented
8C2×#14583496C214yesmaximal, complemented
9C2×#14583473C212yesmaximal, complemented
10C2×#14583456C211yesmaximal, characteristic, complemented
11C2×#14583449C211yesmaximal, characteristic
12C2×#14583433C214yesmaximal, complemented
13C2×#14583380C212yesmaximal, complemented
14C22×C4×Q8×C43C211yesmaximal, characteristic, complemented
15C22×#10621898C2212yes—
16#14583634C22132yescomplemented
17#14583627C22132yescomplemented
18#14583622C22132yescomplemented
19#14583621C22164yescomplemented
20#14583609C22132yescomplemented
21#14583590C22164yescomplemented
22#14583496C22164yescomplemented
23#14583473C22132yescomplemented
24#14583456C22116yescomplemented
25#14583449C22116yes—
26C2×#13063325C2211yescharacteristic
27C2×#13063325C2211yescharacteristic
28C2×#13063325C2211yescharacteristic
29C2×#13063323C2214yes—
30C2×#13063322C2211yescharacteristic
31#14583433C22164yescomplemented
32C2×#13063320C2218yes—
33C2×#13063319C2218yes—
34C2×#13063317C2212yes—
35C2×#13063317C2214yes—
36C2×#13063315C2218yes—
37C2×#13063314C2214yes—
38C2×#13063313C2214yes—
39C2×#13063313C2212yes—
40C2×#13063310C2218yes—
41C2×#13063308C2218yes—
42C2×#13063304C2212yes—
43C2×#13063304C2212yes—
44C2×#13063303C2218yes—
45C2×#13063301C2214yes—
46C2×#13063301C2214yes—
47C2×#13063299C2212yes—
48C2×#13063299C2212yes—
49#14583380C22132yescomplemented
50C2×C4×Dic86C2214yes—
51C2×C4×Dic86C2212yes—
52C2×C4×Dic86C2212yes—
53C2×#13063290C2214yes—
54C2×C4×D172C2212yes—
55C2×C4×D172C2214yes—
56C2×C4×D172C2212yes—
57C2×#13063287C2214yes—
58C2×C4×C22⋊D43C2218yes—
59C2×#13063284C2212yes—
60C2×#13063283C2214yes—
61C2×#13063282C2218yes—
62C2×C4⋊C4×D43C2214yes—
63C23×Q8×C43C2211yescharacteristic
64C2×C4×Q8×C43C2212yes—
65C2×C4×Q8×C43C2212yes—
66C2×C4×Q8×C43C2212yes—
67C2×C4×Q8×C43C2212yes—
68C2×C4×Q8×C43C22116yescomplemented
69C22×C4⋊C4×C43C2211yescharacteristic
70C22×C4⋊C4×C43C2212yes—
71C22×C42×C43C2212yes—
72C22×C42×C43C2211yescharacteristic
73C2×#10621898—216no—
74C2×#10621898C23116yes—
75C22×Dic86C2312yes—
76C22×Dic86C2312yes—
77C22×Dic86C2312yes—
78C22×D172C2312yes—
79C22×D172C2312yes—
80C22×D172C2312yes—
81C22×C22⋊D43C2314yes—
82C22×C4×D43C2314yes—
83C22×C4×D43C2318yes—
84#13063325C2318yes—
85#13063325C2318yes—
86#13063325C2318yes—
87#13063323C23132yes—
88#13063322C2318yes—
89#13063320C23164yes—
90#13063319C23164yes—
91#13063317C23116yes—
92#13063317C23132yes—
93#13063315C23164yes—
94#13063314C23132yes—
95#13063313C23116yes—
96#13063313C23132yes—
97#13063310C23164yes—
98#13063308C23164yes—
99#13063304C23116yes—
100#13063304C23116yes—
101#13063303C23164yes—
102#13063301C23132yes—
103#13063301C23132yes—
104#13063299C23116yes—
105#13063299C23116yes—
106C4×Dic86C23116yes—
107C4×Dic86C23132yes—
108C4×Dic86C23116yes—
109#13063290C23132yes—
110C4×D172C23116yes—
111C4×D172C23116yes—
112C4×D172C23132yes—
113#13063287C23132yes—
114C4×C22⋊D43C23164yes—
115#13063284C23116yes—
116#13063283C23132yes—
117#13063282C23164yes—
118C2×C4⋊Dic43C2312yes—
119C2×C4⋊Dic43C2312yes—
120C2×C4⋊Dic43C2312yes—
121C2×C4⋊Dic43C2312yes—
122C2×C4⋊Dic43C2312yes—
123C2×C4⋊Dic43C2312yes—
124C2×Dic43⋊C4C2318yes—
125C2×Dic43⋊C4C2314yes—
126C2×Dic43⋊C4C2318yes—
127C2×Dic43⋊C4C2318yes—
128C2×Dic43⋊C4C2314yes—
129C4⋊C4×D43C23132yes—
130C2×C22⋊Dic43C2314yes—
131C2×(C2×D43)⋊C4C2314yes—
132C2×(C2×D43)⋊C4C2318yes—
133C2×(C2×D43)⋊C4C2318yes—
134C2×(C2×D43)⋊C4C2314yes—
135C2×(C2×D43)⋊C4C2318yes—
136C2×C4×Dic43C2318yes—
137C2×C4×Dic43C2314yes—
138C22×Q8×C43—28no—
139C22×Q8×C43C2312yes—
140C22×Q8×C43C2312yes—
141C22×Q8×C43C2318yes—
142C23×C4×C43C2311yescharacteristic
143C23×C4×C43C2312yes—
144C23×C4×C43C2312yes—
145C23×C4×C43C2311yescharacteristic
146C23×C4×C43C2311yescharacteristic
147C4×Q8×C43C23116yes—
148C4×Q8×C43C23116yes—
149C4×Q8×C43C23116yes—
150C4×Q8×C43C23116yes—
151C2×C4⋊C4×C43C2312yes—
152C2×C4⋊C4×C43C2312yes—
153C2×C4⋊C4×C43C2314yes—
154C2×C4⋊C4×C43C2314yes—
155C2×C4⋊C4×C43C2318yes—
156C2×C4⋊C4×C43C23116yes—
157C2×C42×C43C2314yes—
158C2×C42×C43C2311yescharacteristic
159C2×C42×C43C2311yescharacteristic
160C2×C42×C43C2314yes—
161C2×C42×C43C2311yescharacteristic
162C2×C42×C43C2311yescharacteristic
163C2×C42×C43C23116yes—
164C2×C42×C43C2318yes—
165C24×C43C2411yescharacteristic
166C23×D43C2414yes—
167C2×Q8×C43—28no—
168C2×Q8×C43—28no—
169C2×Q8×C43—232no—
170C2×Q8×C43C2418yes—
171C2×Q8×C43C2418yes—
172C22×C4×C43—24no—
173C22×C4×C43—28no—
174C22×C4×C43—42no—
175C22×C4×C43—44no—
176C22×C4×C43#4118yes—
177C22×C4×C43C2411yescharacteristic
178C22×C4×C43C2414yes—
179C22×C4×C43C2414yes—
180C22×C4×C43C2411yescharacteristic
181C22×C4×C43C2411yescharacteristic
182C22×C4×C43C2414yes—
183C22×C4×C43C2418yes—
184C22×C4×C43C2418yes—
185C22×C4×C43C2414yes—
186C22×C4×C43C2411yescharacteristic
187C22×C4×C43C2411yescharacteristic
188C22×C4×C43C2414yes—
189C22×C4×C43C2411yescharacteristic
190C2×C22⋊D43—216no—
191C2×C22⋊D43C24116yes—
192C22×Dic43C2414yes—
193C22×Dic43C2414yes—
194C22×Dic43C2414yes—
195#10621898—264no—
196C2×D172—28no—
197C2×D172—28no—
198C2×D172—44no—
199C2×D172C2418yes—
200C2×D172C2418yes—
201C2×D172C2418yes—
202C2×C4×D43—216no—
203C2×C4×D43—416no—
204C2×C4×D43C24116yes—
205C2×C4×D43C24132yes—
206C2×Dic86—28no—
207C2×Dic86—28no—
208C2×Dic86—44no—
209C2×Dic86C2418yes—
210C2×Dic86C2418yes—
211C2×Dic86C2418yes—
212C4⋊C4×C43C2418yes—
213C4⋊C4×C43C2418yes—
214C4⋊C4×C43C24116yes—
215C4⋊C4×C43C24116yes—
216C42×C43C24116yes—
217C42×C43C2414yes—
218C42×C43C2414yes—
219C42×C43C24116yes—
220C42×C43C2414yes—
221C42×C43C2414yes—
222C22⋊Dic43C24116yes—
223(C2×D43)⋊C4C24116yes—
224(C2×D43)⋊C4C24132yes—
225(C2×D43)⋊C4C24132yes—
226(C2×D43)⋊C4C24116yes—
227(C2×D43)⋊C4C24132yes—
228C4⋊Dic43C2418yes—
229C4⋊Dic43C2418yes—
230C4⋊Dic43C2418yes—
231C4⋊Dic43C2418yes—
232C4⋊Dic43C2418yes—
233C4⋊Dic43C2418yes—
234Dic43⋊C4C24132yes—
235Dic43⋊C4C24116yes—
236Dic43⋊C4C24132yes—
237Dic43⋊C4C24132yes—
238Dic43⋊C4C24116yes—
239C4×Dic43C24132yes—
240C4×Dic43C24116yes—
241C23×C43—22no—
242C23×C43—22no—
243C23×C43C2×#4114yes—
244C23×C43C2512yes—
245C23×C43C2511yescharacteristic
246C22×D43—28no—
247C22×D43—28no—
248C22×D43—28no—
249C22×D43C2518yes—
250Q8×C43—216no—
251Q8×C43—216no—
252C2×C4×C43—216no—
253C2×C4×C43—28no—
254C2×C4×C43—22no—
255C2×C4×C43—22no—
256C2×C4×C43—28no—
257C2×C4×C43—22no—
258C2×C4×C43—28no—
259C2×C4×C43—44no—
260C2×C4×C43—48no—
261C2×C4×C43C2×#4114yes—
262C2×C4×C43C2×#4114yes—
263C2×C4×C43C2×#41116yes—
264C2×C4×C432−1+414yes—
265C2×C4×C43C2518yes—
266C2×C4×C43C2512yes—
267C2×C4×C43C2512yes—
268C2×C4×C43C2518yes—
269C2×C4×C43C2512yes—
270C2×C4×C43C2512yes—
271C2×C4×C43C2512yes—
272C2×C4×C43C2512yes—
273C22⋊D43—232no—
274C2×Dic43—28no—
275C2×Dic43—28no—
276C2×Dic43—28no—
277C2×Dic43C2518yes—
278C2×Dic43C2518yes—
279C2×Dic43C2518yes—
280D172—216no—
281D172—216no—
282D172—48no—
283C4×D43—232no—
284C4×D43—432no—
285Dic86—216no—
286Dic86—216no—
287Dic86—48no—
288C2×#3507—431nomaximal, Sylow
289C22×C43—22no—
290C22×C43—22no—
291C22×C43—28no—
292C22×C43C22×#4114yes—
293C22×C43C22×#4112yes—
294C22×C43C2×2−1+412yes—
295C22×C43#58512yes—
296C22×C43C2611yescharacteristic
297C2×D43—28no—
298C2×D43—28no—
299C2×D43—28no—
300C2×D43—416no—
301C4×C43—28no—
302C4×C43—22no—
303C4×C43—22no—
304C4×C43—28no—
305C4×C43—22no—
306C4×C43C22×#4114yes—
307C4×C43C22×#4114yes—
308C4×C43C2×2−1+414yes—
309Dic43—28no—
310Dic43—28no—
311Dic43—28no—
312#3507—4332no—
313C2×#559—432no—
314C2×#557—432no—
315C2×#556—434no—
316C2×#556—432no—
317C2×#554—432no—
318C2×#552—434no—
319C2×#539—434no—
320C2×#536—432no—
321C2×#533—431no—
322C2×#532—431no—
323C2×#529—434no—
324C2×#520—432no—
325C22×C4×Q8D4311yescharacteristic, complemented
326C2×C43—24no—
327C2×C43#350714yescomplemented
328C2×C43C23×#4111yescharacteristic
329C2×C43C22×2−1+411yescharacteristic
330C2×C43C2×#58511yescharacteristic
331D43—48no—
332C22×#41—432no—
333C23×Q8C2×D4311yescharacteristic
334#559—4332no—
335#557—4332no—
336#556—4364no—
337#556—4332no—
338#554—4332no—
339#552—4364no—
340#539—4364no—
341#536—4332no—
342#533—4316no—
343#532—4316no—
344C2×C4⋊Q8—434no—
345C2×C4⋊Q8—431no—
346C2×C4⋊Q8—431no—
347C2×C4⋊Q8—431no—
348C2×#127—431no—
349#529—4364no—
350C2×#126—438no—
351C2×#126—438no—
352C2×#125—438no—
353C2×#125—434no—
354C2×#125—432no—
355C2×#124—434no—
356C2×#124—434no—
357C2×#124—432no—
358C2×#123—438no—
359C2×#123—438no—
360C2×C22⋊Q8—434no—
361C2×C22⋊Q8—434no—
362C2×C22⋊Q8—432no—
363C2×C22⋊Q8—432no—
364C2×C22⋊Q8—438no—
365C2×#121—432no—
366C2×#121—432no—
367#520—4332no—
368C2×C4×Q8—434no—
369C2×C4×Q8—434no—
370C2×C4×Q8—432no—
371C2×C4×Q8—432no—
372C2×C4×Q8C2×D4312yes—
373C2×C4×Q8C2×D4312yes—
374C2×C4×Q8C2×D4312yes—
375C2×C4×Q8C2×D4312yes—
376C2×C4×Q8C2×D43116yescomplemented
377C2×C4×D4—438no—
378C2×C4×D4—434no—
379C2×C4×D4—434no—
380C2×C4×D4—432no—
381C2×C4×D4—432no—
382C2×#117—432no—
383C2×#117—434no—
384C2×#117—438no—
385C22×C4⋊C4—434no—
386C22×C4⋊C4C2×D4311yescharacteristic
387C22×C4⋊C4C2×D4312yes—
388C22×C42C2×D4312yes—
389C22×C42C2×D4311yescharacteristic
390C43C2×#350711yescharacteristic, complemented, Sylow
391C2×#41—4316no—
392C2×#41—8616no—
393C22×Q8—28no—
394C22×Q8—432no—
395C22×Q8—432no—
396C22×Q8—432no—
397C22×Q8C22×D4312yes—
398C22×Q8C22×D4312yes—
399C22×Q8C22×D4318yes—
400C22×D4—434no—
401C22×D4—432no—
402C22×D4—432no—
403C22×D4—432no—
404C23×C4—434no—
405C23×C4—438no—
406C23×C4C22×D4312yes—
407C23×C4C22×D4311yescharacteristic
408C23×C4C22×D4312yes—
409C23×C4C22×D4311yescharacteristic
410C23×C4C22×D4311yescharacteristic
411C4⋊Q8—4332no—
412C4⋊Q8—438no—
413C4⋊Q8—438no—
414C4⋊Q8—438no—
415#127—438no—
416#126—4364no—
417#126—4364no—
418#125—4364no—
419#125—4332no—
420#125—4316no—
421#124—4332no—
422#124—4332no—
423#124—4316no—
424#123—4364no—
425#123—4364no—
426C22⋊Q8—4332no—
427C22⋊Q8—4332no—
428C22⋊Q8—4316no—
429C22⋊Q8—4316no—
430C22⋊Q8—4364no—
431#121—4316no—
432#121—4316no—
433C4×Q8—4332no—
434C4×Q8—4332no—
435C4×Q8—4316no—
436C4×Q8—4316no—
437C4×Q8C22×D43116yes—
438C4×Q8C22×D43116yes—
439C4×Q8C22×D43116yes—
440C4×Q8C22×D43116yes—
441C4×D4—4364no—
442C4×D4—4332no—
443C4×D4—4332no—
444C4×D4—4316no—
445C4×D4—4316no—
446#117—4316no—
447#117—4332no—
448#117—4364no—
449C2×C4⋊C4—432no—
450C2×C4⋊C4—438no—
451C2×C4⋊C4—432no—
452C2×C4⋊C4—434no—
453C2×C4⋊C4—438no—
454C2×C4⋊C4—432no—
455C2×C4⋊C4—432no—
456C2×C4⋊C4—432no—
457C2×C4⋊C4—434no—
458C2×C4⋊C4—438no—
459C2×C4⋊C4—432no—
460C2×C4⋊C4—4332no—
461C2×C4⋊C4C22×D4312yes—
462C2×C4⋊C4C22×D4312yes—
463C2×C4⋊C4C22×D4314yes—
464C2×C4⋊C4C22×D4314yes—
465C2×C4⋊C4C22×D4318yes—
466C2×C4⋊C4C22×D43116yes—
467C2×C22⋊C4—434no—
468C2×C22⋊C4—434no—
469C2×C22⋊C4—438no—
470C2×C22⋊C4—438no—
471C2×C22⋊C4—434no—
472C2×C22⋊C4—438no—
473C2×C42—438no—
474C2×C42—434no—
475C2×C42C22×D4314yes—
476C2×C42C22×D4311yescharacteristic
477C2×C42C22×D4311yescharacteristic
478C2×C42C22×D4314yes—
479C2×C42C22×D4311yescharacteristic
480C2×C42C22×D4311yescharacteristic
481C2×C42C22×D43116yes—
482C2×C42C22×D4318yes—
483C24—434no—
484C24C23×D4311yescharacteristic
485#41—8664no—
486C2×Q8—28no—
487C2×Q8—28no—
488C2×Q8—232no—
489C2×Q8—438no—
490C2×Q8—438no—
491C2×Q8—438no—
492C2×Q8—868no—
493C2×Q8—868no—
494C2×Q8—1724no—
495C2×Q8C23×D4318yes—
496C2×Q8C23×D4318yes—
497C2×D4—4316no—
498C2×D4—438no—
499C2×D4—438no—
500C2×D4—438no—
501C2×D4—8616no—
502C2×D4—868no—
503C2×D4—868no—
504C2×D4—1724no—
505C22×C4—28no—
506C22×C4—24no—
507C22×C4—44no—
508C22×C4—42no—
509C22×C4—434no—
510C22×C4—434no—
511C22×C4—434no—
512C22×C4—4316no—
513C22×C4—4332no—
514C22×C4—8616no—
515C22×C4—17216no—
516C22×C4#1062189818yes—
517C22×C4C23×D4314yes—
518C22×C4C23×D4318yes—
519C22×C4C23×D4314yes—
520C22×C4C23×D4311yescharacteristic
521C22×C4C23×D4314yes—
522C22×C4C23×D4311yescharacteristic
523C22×C4C23×D4311yescharacteristic
524C22×C4C23×D4318yes—
525C22×C4C23×D4314yes—
526C22×C4C23×D4314yes—
527C22×C4C23×D4311yescharacteristic
528C22×C4C23×D4311yescharacteristic
529C22×C4C23×D4311yescharacteristic
530C4⋊C4—438no—
531C4⋊C4—4332no—
532C4⋊C4—438no—
533C4⋊C4—4316no—
534C4⋊C4—4332no—
535C4⋊C4—438no—
536C4⋊C4—438no—
537C4⋊C4—438no—
538C4⋊C4—4316no—
539C4⋊C4—4332no—
540C4⋊C4—438no—
541C4⋊C4C23×D4318yes—
542C4⋊C4C23×D4318yes—
543C4⋊C4C23×D43116yes—
544C4⋊C4C23×D43116yes—
545C22⋊C4—4316no—
546C22⋊C4—4316no—
547C22⋊C4—4332no—
548C22⋊C4—4332no—
549C22⋊C4—4316no—
550C22⋊C4—4332no—
551C42—4332no—
552C42—4316no—
553C42C23×D43116yes—
554C42C23×D4314yes—
555C42C23×D4314yes—
556C42C23×D43116yes—
557C42C23×D4314yes—
558C42C23×D4314yes—
559C23—22no—
560C23—22no—
561C23—438no—
562C23—868no—
563C23—868no—
564C23—868no—
565C23C2×#1062189814yes—
566C23C24×D4312yes—
567C23C24×D4311yescharacteristic
568Q8—216no—
569Q8—216no—
570Q8—8616no—
571Q8—8616no—
572Q8—1728no—
573D4—8632no—
574D4—8616no—
575D4—8616no—
576D4—1728no—
577C2×C4—216no—
578C2×C4—28no—
579C2×C4—22no—
580C2×C4—28no—
581C2×C4—22no—
582C2×C4—22no—
583C2×C4—28no—
584C2×C4—48no—
585C2×C4—44no—
586C2×C4—438no—
587C2×C4—438no—
588C2×C4—438no—
589C2×C4—868no—
590C2×C4—868no—
591C2×C4—868no—
592C2×C4—8632no—
593C2×C4—17232no—
594C2×C4C2×#1062189814yes—
595C2×C4C2×#1062189814yes—
596C2×C4C2×#10621898116yes—
597C2×C4#1306337314yes—
598C2×C4C24×D4318yes—
599C2×C4C24×D4312yes—
600C2×C4C24×D4318yes—
601C2×C4C24×D4312yes—
602C2×C4C24×D4312yes—
603C2×C4C24×D4312yes—
604C2×C4C24×D4312yes—
605C2×C4C24×D4312yes—
606C22—22no—
607C22—22no—
608C22—28no—
609C22—868no—
610C22—868no—
611C22—868no—
612C22—17216no—
613C22C22×#1062189814yes—
614C22C22×#1062189812yes—
615C22C2×#1306337312yes—
616C22#1458373512yes—
617C22C25×D4311yescharacteristic
618C4—28no—
619C4—22no—
620C4—28no—
621C4—22no—
622C4—22no—
623C4—868no—
624C4—868no—
625C4—868no—
626C4C22×#1062189814yes—
627C4C22×#1062189814yes—
628C4C2×#1306337314yes—
629C2—24no—
630C2—1728no—
631C2#1914846014yesdirect product factor
632C2C23×#1062189811yescharacteristic
633C2C22×#1306337311yescharacteristic
634C2C2×#1458373511yescharacteristic
subgroupG/H
centerC23C24×D43
commutator, cosocleC22×C43C26
FrattiniC22C25×D43
FittingC22×C4×Q8×C43C2
socleC23×C43C25
prime radicalC2×#14583449C2
hypercenterC22×C4×Q8D43
hypocenterC43C2×#3507
LCSG ▷ C22×C43 ▷ C43
UCSC1 ◁ C23 ◁ C22×C4×Q8

Complements

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

NH ≅ G/Ntype
1. #19148460C2direct (N × H)
2. C2×#14583634C2semidirect
3. C2×#14583627C2semidirect
4. C2×#14583622C2semidirect
5. C2×#14583621C2semidirect
6. C2×#14583609C2semidirect
7. C2×#14583590C2semidirect
8. C2×#14583496C2semidirect
9. C2×#14583473C2semidirect
10. C2×#14583456C2semidirect
12. C2×#14583433C2semidirect
13. C2×#14583380C2semidirect
14. C22×C4×Q8×C43C2semidirect
16. #14583634C22semidirect
17. #14583627C22semidirect
18. #14583622C22semidirect
19. #14583621C22semidirect
20. #14583609C22semidirect
21. #14583590C22semidirect
22. #14583496C22semidirect
23. #14583473C22semidirect
24. #14583456C22semidirect
31. #14583433C22semidirect
49. #14583380C22semidirect
68. C2×C4×Q8×C43C22semidirect
325. C22×C4×Q8D43semidirect
327. C2×C43#3507semidirect
376. C2×C4×Q8C2×D43semidirect
390. C43C2×#3507semidirect
631. C2#19148460direct (N × H)

Maximal subgroups

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

subgroupindex
#191484602
C2×#145836342
C2×#145836272
C2×#145836222
C2×#145836212
C2×#145836092
C2×#145835902
C2×#145834962
C2×#145834732
C2×#145834562
C2×#145834492
C2×#145834332
C2×#145833802
C22×C4×Q8×C432
C2×#350743