Finite Group Databasebeta

← C31×#19812 #21476571

Subgroups — C31×#19812 #21476571

Order 7936.

616 conjugacy classes of subgroups.

The subgroup lattice has 564 nodes — too large to display as a diagram.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1C31×#3386C211yesmaximal, characteristic
2Q8×SD16×C31C211yesmaximal, characteristic
3C31×#3363C211yesmaximal, characteristic, complemented
4D4×Q16×C31C211yesmaximal, characteristic
5C31×#1723C211yesmaximal, characteristic, complemented
6C31×#1692C211yesmaximal, characteristic, complemented
7C31×#1683C211yesmaximal, characteristic
8C31×#1674C211yesmaximal, characteristic, complemented
9C31×#1670C211yesmaximal, characteristic, complemented
10C31×#1649C211yesmaximal, characteristic
11C31×#1648C211yesmaximal, characteristic, complemented
12C31×#1645C211yesmaximal, characteristic, complemented
13C31×#1637C211yesmaximal, characteristic
14C31×#1584C211yesmaximal, characteristic, complemented
15C31×SD16⋊C8C211yesmaximal, characteristic
16C22×Q16×C31—21no—
17Q82×C31C2211yescharacteristic
18C31×#557C2211yescharacteristic
19D4×Q8×C31C2211yescharacteristic
20D4×Q8×C31C2211yescharacteristic
21C31×#501—21no—
22C31×#500C2211yescharacteristic
23C31×#500C2211yescharacteristic
24C31×#498—21no—
25C31×#498C2211yescharacteristic
26C31×#494C2211yescharacteristic
27C31×#487—21no—
28C31×#487C2211yescharacteristic
29C31×#487C2211yescharacteristic
30C31×#478—21no—
31C31×#477—21no—
32C31×#477—21no—
33C31×#477C2211yescharacteristic
34C31×#476—21no—
35C31×#476C2211yescharacteristic
36C31×#475—21no—
37C31×#475C2211yescharacteristic
38C31×#475C2211yescharacteristic
39C31×#474C2211yescharacteristic
40C31×#467—21no—
41C31×#462—21no—
42C31×#462C2211yescharacteristic
43C31×#462C2211yescharacteristic
44C31×#462C2211yescharacteristic
45C31×#451—21no—
46C31×#451—21no—
47C31×#446C2211yescharacteristic
48C8×Q8×C31C2211yescharacteristic
49C8×Q8×C31C2211yescharacteristic
50C31×#440—21no—
51C4×Q16×C31—21no—
52C4×Q16×C31C2211yescharacteristic
53C4×SD16×C31—21no—
54C4×SD16×C31C2211yescharacteristic
55C8×D4×C31C2211yescharacteristic
56C31×#335C2211yescharacteristic
57C31×#335C2211yescharacteristic
58C31×#333C2211yescharacteristic
59C31×#332C2211yescharacteristic
60C31×#332C2211yescharacteristic
61C31×#332C2211yescharacteristic
62C31×Q8⋊C8C2211yescharacteristic
63C31×Q8⋊C8C2211yescharacteristic
64C31×Q8⋊C8C2211yescharacteristic
65C31×D4⋊C8C2211yescharacteristic
66C31×#322C2211yescharacteristic
67C22×Q8×C31—21no—
68C22×Q8×C31—21no—
69C2×Q16×C31—21no—
70C2×Q16×C31—21no—
71C2×Q16×C31—21no—
72C2×Q16×C31—21no—
73C2×Q16×C31—21no—
74C2×Q16×C31—44no—
75C2×Q16×C31D411yescharacteristic
76C2×SD16×C31D411yescharacteristic
77C22×C8×C31—21no—
78C31×C4⋊Q8—21no—
79C31×C4⋊Q8—21no—
80C31×C4⋊Q8—21no—
81C31×C4⋊Q8—21no—
82C31×C4⋊Q8—21no—
83C31×C4⋊Q8—41no—
84C31×C4⋊Q8C2311yescharacteristic
85C31×C4⋊Q8C2311yescharacteristic
86C31×C4⋊Q8C2311yescharacteristic
87C31×C4⋊Q8C2311yescharacteristic
88C31×#125—21no—
89C31×#125—41no—
90C31×C22⋊Q8—21no—
91C31×C22⋊Q8—21no—
92C31×C22⋊Q8—41no—
93C31×C22⋊Q8—41no—
94C4×Q8×C31—21no—
95C4×Q8×C31—21no—
96C4×Q8×C31—21no—
97C4×Q8×C31—21no—
98C4×Q8×C31C2311yescharacteristic
99C4×Q8×C31C2311yescharacteristic
100C4×Q8×C31C2311yescharacteristic
101C4×D4×C31—21no—
102C4×D4×C31—21no—
103C4×D4×C31C2311yescharacteristic
104C31×#107—21no—
105C31×#107—21no—
106C31×#107—21no—
107C31×#107—21no—
108C31×#107—41no—
109C31×#107D411yescharacteristic
110C31×#106—21no—
111C31×#106—21no—
112C31×#106—21no—
113C31×#106—21no—
114C31×#106—21no—
115C31×#106D411yescharacteristic
116C31×C4⋊C8—21no—
117C31×C4⋊C8—21no—
118C31×C4⋊C8—21no—
119C31×C4⋊C8C2311yescharacteristic
120C31×C4⋊C8C2311yescharacteristic
121C31×C4⋊C8C2311yescharacteristic
122C31×C4⋊C8C2311yescharacteristic
123C31×#103—21no—
124C31×#103—21no—
125C31×#103—21no—
126C31×#103—21no—
127C31×#103—21no—
128C31×#103—21no—
129C31×#103—21no—
130C31×#103—21no—
131C31×#103—41no—
132C31×#103D411yescharacteristic
133C31×#103D411yescharacteristic
134C31×#103D411yescharacteristic
135C31×#102—21no—
136C31×#102—21no—
137C31×#102D411yescharacteristic
138C31×C22⋊C8—21no—
139C31×#97—21no—
140C4×C8×C31—21no—
141C4×C8×C31—21no—
142C4×C8×C31C2311yescharacteristic
143C4×C8×C31C2311yescharacteristic
144C4×C8×C31C2311yescharacteristic
145C2×Q8×C31—21no—
146C2×Q8×C31—21no—
147C2×Q8×C31—21no—
148C2×Q8×C31—21no—
149C2×Q8×C31—41no—
150C2×Q8×C31—41no—
151C2×Q8×C31—41no—
152C2×Q8×C31—42no—
153C2×Q8×C31—42no—
154C2×Q8×C31—81no—
155C2×Q8×C31—81no—
156C2×Q8×C31C2×D411yescharacteristic
157C2×Q8×C31C2×D411yescharacteristic
158C2×Q8×C31C2×D411yescharacteristic
159C2×D4×C31C2×D411yescharacteristic
160C22×C4×C31—21no—
161C22×C4×C31—41no—
162C22×C4×C31—41no—
163Q16×C31—22no—
164Q16×C31—42no—
165Q16×C31—42no—
166Q16×C31—42no—
167Q16×C31—42no—
168Q16×C31—81no—
169SD16×C31Q1614yescomplemented
170C2×C8×C31—21no—
171C2×C8×C31—21no—
172C2×C8×C31—21no—
173C2×C8×C31—21no—
174C2×C8×C31—21no—
175C2×C8×C31—42no—
176C2×C8×C31C2×D411yescharacteristic
177C2×C8×C31C2×D411yescharacteristic
178C2×C8×C31C2×D411yescharacteristic
179C2×C8×C31C2×D411yescharacteristic
180C4⋊C4×C31—21no—
181C4⋊C4×C31—21no—
182C4⋊C4×C31—21no—
183C4⋊C4×C31—21no—
184C4⋊C4×C31—21no—
185C4⋊C4×C31—21no—
186C4⋊C4×C31—21no—
187C4⋊C4×C31—21no—
188C4⋊C4×C31—21no—
189C4⋊C4×C31—21no—
190C4⋊C4×C31—21no—
191C4⋊C4×C31—41no—
192C4⋊C4×C31—41no—
193C4⋊C4×C31—41no—
194C4⋊C4×C31—41no—
195C4⋊C4×C31—41no—
196C4⋊C4×C31—41no—
197C4⋊C4×C31—41no—
198C4⋊C4×C31C2×D411yescharacteristic
199C4⋊C4×C31C2×D411yescharacteristic
200C4⋊C4×C31C2×D411yescharacteristic
201C4⋊C4×C31C2×D411yescharacteristic
202C22⋊C4×C31—21no—
203C22⋊C4×C31—41no—
204C22⋊C4×C31—41no—
205C42×C31—21no—
206C42×C31—21no—
207C42×C31—21no—
208C42×C31—41no—
209C42×C31—41no—
210C42×C31C2411yescharacteristic
211#19812C3111yesmaximal, characteristic, direct product factor, Sylow
212C23×C31—21no—
213Q8×C31—21no—
214Q8×C31—21no—
215Q8×C31—21no—
216Q8×C31—21no—
217Q8×C31—41no—
218Q8×C31—41no—
219Q8×C31—41no—
220Q8×C31—41no—
221Q8×C31—41no—
222Q8×C31—41no—
223Q8×C31—82no—
224Q8×C31—81no—
225Q8×C31—82no—
226Q8×C31—161no—
227Q8×C31C2×Q1612yescomplemented
228Q8×C31AGL(1,ℤ/8)12yes—
229D4×C31—21no—
230D4×C31C2×Q1612yes—
231C2×C4×C31—21no—
232C2×C4×C31—21no—
233C2×C4×C31—21no—
234C2×C4×C31—21no—
235C2×C4×C31—21no—
236C2×C4×C31—21no—
237C2×C4×C31—21no—
238C2×C4×C31—41no—
239C2×C4×C31—41no—
240C2×C4×C31—41no—
241C2×C4×C31—41no—
242C2×C4×C31—41no—
243C2×C4×C31—41no—
244C2×C4×C31—82no—
245C2×C4×C31—82no—
246C2×C4×C31C22×D411yescharacteristic
247C2×C4×C31C22×D411yescharacteristic
248C2×C4×C31H(5,𝔽2)11yescharacteristic
249C8×C31—21no—
250C8×C31—21no—
251C8×C31—21no—
252C8×C31—41no—
253C8×C31—41no—
254C8×C31—41no—
255C8×C31—41no—
256C8×C31—41no—
257C8×C31C2×Q1612yescomplemented
258#3386C2×C3111yescharacteristic
259Q8×SD16C2×C3111yescharacteristic
260#3363C2×C3111yescharacteristic, complemented
261D4×Q16C2×C3111yescharacteristic
262#1723C2×C3111yescharacteristic, complemented
263#1692C2×C3111yescharacteristic, complemented
264#1683C2×C3111yescharacteristic
265#1674C2×C3111yescharacteristic, complemented
266#1670C2×C3111yescharacteristic, complemented
267#1649C2×C3111yescharacteristic
268#1648C2×C3111yescharacteristic, complemented
269#1645C2×C3111yescharacteristic, complemented
270#1637C2×C3111yescharacteristic
271#1584C2×C3111yescharacteristic, complemented
272SD16⋊C8C2×C3111yescharacteristic
273C22×C31—22no—
274C22×C31—41no—
275C22×C31—41no—
276C22×C31D4211yescharacteristic
277C4×C31—22no—
278C4×C31—22no—
279C4×C31—21no—
280C4×C31—41no—
281C4×C31—41no—
282C4×C31—41no—
283C4×C31—41no—
284C4×C31—41no—
285C4×C31—81no—
286C4×C31—81no—
287C4×C31—81no—
288C4×C31—81no—
289C4×C31C22×Q1611yescharacteristic
290C4×C31C2×AGL(1,ℤ/8)11yescharacteristic
291C4×C31#57711yescharacteristic
292C4×C31#57811yescharacteristic
293C22×Q16—21no—
294Q82C22×C3111yescharacteristic
295#557C22×C3111yescharacteristic
296D4×Q8C22×C3111yescharacteristic
297D4×Q8C22×C3111yescharacteristic
298#501—21no—
299#500C22×C3111yescharacteristic
300#500C22×C3111yescharacteristic
301#498—21no—
302#498C22×C3111yescharacteristic
303#494C22×C3111yescharacteristic
304#487—21no—
305#487C22×C3111yescharacteristic
306#487C22×C3111yescharacteristic
307#478—21no—
308#477—21no—
309#477—21no—
310#477C22×C3111yescharacteristic
311#476—21no—
312#476C22×C3111yescharacteristic
313#475—21no—
314#475C22×C3111yescharacteristic
315#475C22×C3111yescharacteristic
316#474C22×C3111yescharacteristic
317#467—21no—
318#462—21no—
319#462C22×C3111yescharacteristic
320#462C22×C3111yescharacteristic
321#462C22×C3111yescharacteristic
322#451—21no—
323#451—21no—
324#446C22×C3111yescharacteristic
325C8×Q8C22×C3111yescharacteristic
326C8×Q8C22×C3111yescharacteristic
327#440—21no—
328C4×Q16—21no—
329C4×Q16C22×C3111yescharacteristic
330C4×SD16—21no—
331C4×SD16C22×C3111yescharacteristic
332C8×D4C22×C3111yescharacteristic
333#335C22×C3111yescharacteristic
334#335C22×C3111yescharacteristic
335#333C22×C3111yescharacteristic
336#332C22×C3111yescharacteristic
337#332C22×C3111yescharacteristic
338#332C22×C3111yescharacteristic
339Q8⋊C8C22×C3111yescharacteristic
340Q8⋊C8C22×C3111yescharacteristic
341Q8⋊C8C22×C3111yescharacteristic
342D4⋊C8C22×C3111yescharacteristic
343#322C22×C3111yescharacteristic
344C2×C31—42no—
345C2×C31#326511yescharacteristic
346C2×C31D4×Q1611yescharacteristic
347C2×C31#328911yescharacteristic
348C22×Q8—21no—
349C22×Q8—21no—
350C2×Q16—21no—
351C2×Q16—21no—
352C2×Q16—21no—
353C2×Q16—21no—
354C2×Q16—21no—
355C2×Q16—44no—
356C2×Q16D4×C3111yescharacteristic
357C2×SD16D4×C3111yescharacteristic
358C22×C8—21no—
359C4⋊Q8—21no—
360C4⋊Q8—21no—
361C4⋊Q8—21no—
362C4⋊Q8—21no—
363C4⋊Q8—21no—
364C4⋊Q8—41no—
365C4⋊Q8C23×C3111yescharacteristic
366C4⋊Q8C23×C3111yescharacteristic
367C4⋊Q8C23×C3111yescharacteristic
368C4⋊Q8C23×C3111yescharacteristic
369#125—21no—
370#125—41no—
371C22⋊Q8—21no—
372C22⋊Q8—21no—
373C22⋊Q8—41no—
374C22⋊Q8—41no—
375C4×Q8—21no—
376C4×Q8—21no—
377C4×Q8—21no—
378C4×Q8—21no—
379C4×Q8C23×C3111yescharacteristic
380C4×Q8C23×C3111yescharacteristic
381C4×Q8C23×C3111yescharacteristic
382C4×D4—21no—
383C4×D4—21no—
384C4×D4C23×C3111yescharacteristic
385#107—21no—
386#107—21no—
387#107—21no—
388#107—21no—
389#107—41no—
390#107D4×C3111yescharacteristic
391#106—21no—
392#106—21no—
393#106—21no—
394#106—21no—
395#106—21no—
396#106D4×C3111yescharacteristic
397C4⋊C8—21no—
398C4⋊C8—21no—
399C4⋊C8—21no—
400C4⋊C8C23×C3111yescharacteristic
401C4⋊C8C23×C3111yescharacteristic
402C4⋊C8C23×C3111yescharacteristic
403C4⋊C8C23×C3111yescharacteristic
404#103—21no—
405#103—21no—
406#103—21no—
407#103—21no—
408#103—21no—
409#103—21no—
410#103—21no—
411#103—21no—
412#103—41no—
413#103D4×C3111yescharacteristic
414#103D4×C3111yescharacteristic
415#103D4×C3111yescharacteristic
416#102—21no—
417#102—21no—
418#102D4×C3111yescharacteristic
419C22⋊C8—21no—
420#97—21no—
421C4×C8—21no—
422C4×C8—21no—
423C4×C8C23×C3111yescharacteristic
424C4×C8C23×C3111yescharacteristic
425C4×C8C23×C3111yescharacteristic
426C31#1981211yescharacteristic, direct product factor, Sylow
427C2×Q8—21no—
428C2×Q8—21no—
429C2×Q8—21no—
430C2×Q8—21no—
431C2×Q8—41no—
432C2×Q8—41no—
433C2×Q8—41no—
434C2×Q8—42no—
435C2×Q8—42no—
436C2×Q8—81no—
437C2×Q8—81no—
438C2×Q8C2×D4×C3111yescharacteristic
439C2×Q8C2×D4×C3111yescharacteristic
440C2×Q8C2×D4×C3111yescharacteristic
441C2×D4C2×D4×C3111yescharacteristic
442C22×C4—21no—
443C22×C4—41no—
444C22×C4—41no—
445Q16—22no—
446Q16—42no—
447Q16—42no—
448Q16—42no—
449Q16—42no—
450Q16—81no—
451SD16Q16×C3114yescomplemented
452C2×C8—21no—
453C2×C8—21no—
454C2×C8—21no—
455C2×C8—21no—
456C2×C8—21no—
457C2×C8—42no—
458C2×C8C2×D4×C3111yescharacteristic
459C2×C8C2×D4×C3111yescharacteristic
460C2×C8C2×D4×C3111yescharacteristic
461C2×C8C2×D4×C3111yescharacteristic
462C4⋊C4—21no—
463C4⋊C4—21no—
464C4⋊C4—21no—
465C4⋊C4—21no—
466C4⋊C4—21no—
467C4⋊C4—21no—
468C4⋊C4—21no—
469C4⋊C4—21no—
470C4⋊C4—21no—
471C4⋊C4—21no—
472C4⋊C4—21no—
473C4⋊C4—41no—
474C4⋊C4—41no—
475C4⋊C4—41no—
476C4⋊C4—41no—
477C4⋊C4—41no—
478C4⋊C4—41no—
479C4⋊C4—41no—
480C4⋊C4C2×D4×C3111yescharacteristic
481C4⋊C4C2×D4×C3111yescharacteristic
482C4⋊C4C2×D4×C3111yescharacteristic
483C4⋊C4C2×D4×C3111yescharacteristic
484C22⋊C4—21no—
485C22⋊C4—41no—
486C22⋊C4—41no—
487C42—21no—
488C42—21no—
489C42—21no—
490C42—41no—
491C42—41no—
492C42C24×C3111yescharacteristic
493C23—21no—
494Q8—21no—
495Q8—21no—
496Q8—21no—
497Q8—21no—
498Q8—41no—
499Q8—41no—
500Q8—41no—
501Q8—41no—
502Q8—41no—
503Q8—41no—
504Q8—82no—
505Q8—81no—
506Q8—82no—
507Q8—161no—
508Q8C2×Q16×C3112yescomplemented
509Q8C31×AGL(1,ℤ/8)12yes—
510D4—21no—
511D4C2×Q16×C3112yes—
512C2×C4—21no—
513C2×C4—21no—
514C2×C4—21no—
515C2×C4—21no—
516C2×C4—21no—
517C2×C4—21no—
518C2×C4—21no—
519C2×C4—41no—
520C2×C4—41no—
521C2×C4—41no—
522C2×C4—41no—
523C2×C4—41no—
524C2×C4—41no—
525C2×C4—82no—
526C2×C4—82no—
527C2×C4C22×D4×C3111yescharacteristic
528C2×C4C22×D4×C3111yescharacteristic
529C2×C4C31×H(5,𝔽2)11yescharacteristic
530C8—21no—
531C8—21no—
532C8—21no—
533C8—41no—
534C8—41no—
535C8—41no—
536C8—41no—
537C8—41no—
538C8C2×Q16×C3112yescomplemented
539C22—22no—
540C22—41no—
541C22—41no—
542C22D42×C3111yescharacteristic
543C4—22no—
544C4—22no—
545C4—21no—
546C4—41no—
547C4—41no—
548C4—41no—
549C4—41no—
550C4—41no—
551C4—81no—
552C4—81no—
553C4—81no—
554C4—81no—
555C4C22×Q16×C3111yescharacteristic
556C4C2×C31×AGL(1,ℤ/8)11yescharacteristic
557C4C31×#57711yescharacteristic
558C4C31×#57811yescharacteristic
559C2—42no—
560C2C31×#326511yescharacteristic
561C2D4×Q16×C3111yescharacteristic
562C2C31×#328911yescharacteristic
subgroupG/H
center, socleC22×C31D42
commutator, Frattini, cosocleC42C24×C31
prime radicalC2×D4×C31C2×D4
LCSG ▷ C42 ▷ C22 ▷ C1
UCSC1 ◁ C22×C31 ◁ C42×C31 ◁ G

Complements

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

NH ≅ G/Ntype
3. C31×#3363C2semidirect
5. C31×#1723C2semidirect
6. C31×#1692C2semidirect
8. C31×#1674C2semidirect
9. C31×#1670C2semidirect
11. C31×#1648C2semidirect
12. C31×#1645C2semidirect
14. C31×#1584C2semidirect
169. SD16×C31Q16semidirect
211. #19812C31direct (N × H)
227. Q8×C31C2×Q16semidirect
257. C8×C31C2×Q16semidirect
260. #3363C2×C31semidirect
262. #1723C2×C31semidirect
263. #1692C2×C31semidirect
265. #1674C2×C31semidirect
266. #1670C2×C31semidirect
268. #1648C2×C31semidirect
269. #1645C2×C31semidirect
271. #1584C2×C31semidirect
426. C31#19812direct (N × H)
451. SD16Q16×C31semidirect
508. Q8C2×Q16×C31semidirect
538. C8C2×Q16×C31semidirect

Maximal subgroups

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

subgroupindex
C31×#33862
Q8×SD16×C312
C31×#33632
D4×Q16×C312
C31×#17232
C31×#16922
C31×#16832
C31×#16742
C31×#16702
C31×#16492
C31×#16482
C31×#16452
C31×#16372
C31×#15842
C31×SD16⋊C82
#1981231