Finite Group Databasebeta

← C31×#19909 #21476668

Subgroups — C31×#19909 #21476668

Order 7936.

638 conjugacy classes of subgroups.

The subgroup lattice has 400 nodes — too large to display as a diagram.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1C31×#3391C211yesmaximal, characteristic
2C31×#3380C211yesmaximal, characteristic, complemented
3C31×#3333C212yesmaximal, complemented
4C31×#1706C211yesmaximal, characteristic, complemented
5C31×#1697C212yesmaximal, complemented
6C31×#1676C211yesmaximal, characteristic, complemented
7C31×#1668C211yesmaximal, characteristic, complemented
8C31×#1631C212yesmaximal, complemented
9C31×#1622C212yesmaximal, complemented
10C31×#1589C211yesmaximal, characteristic, complemented
11C8×Q16×C31C211yesmaximal, characteristic, complemented
12C31×#554C2212yes—
13C31×#550C2212yes—
14C31×#500C2211yescharacteristic
15C31×#499—21no—
16C31×#493—21no—
17C31×#493C2211yescharacteristic
18C31×#492C2212yes—
19C31×#486C2212yes—
20C31×#480—22no—
21C31×#478—22no—
22C31×#477C2212yes—
23C31×#476C2212yes—
24C31×#468—22no—
25C31×#460C2212yes—
26C31×#459—22no—
27C31×#459C2212yes—
28C31×#452—22no—
29C8×Q8×C31C2211yescharacteristic
30C8×Q8×C31C2211yescharacteristic
31C4×Q16×C31C2211yescharacteristic
32C4×D8×C31—21no—
33C4×D8×C31—21no—
34C4×D8×C31C2211yescharacteristic
35C31×#436C2212yes—
36C31×#417—22no—
37C31×#335C2211yescharacteristic
38C31×#335C2211yescharacteristic
39C31×#333C2212yes—
40C31×#331C2212yes—
41C31×Q8⋊C8C2211yescharacteristic
42C31×Q8⋊C8C2211yescharacteristic
43C31×D4⋊C8C2212yes—
44C82×C31C2211yescharacteristic
45C2×#41×C31—22no—
46C2×Q16×C31D411yescharacteristic
47C2×SD16×C31—22no—
48C2×SD16×C31—42no—
49C2×D8×C31—22no—
50C2×D8×C31—21no—
51C2×D8×C31—21no—
52C2×D8×C31D411yescharacteristic
53C2×M16×C31—22no—
54C31×C4⋊Q8C2312yes—
55C31×#127—22no—
56C31×#127C2312yes—
57C31×#125—22no—
58C31×C22⋊Q8—22no—
59C31×C22⋊Q8—42no—
60C31×#121—22no—
61C31×#121—42no—
62C4×Q8×C31C2311yescharacteristic
63C4×Q8×C31C2311yescharacteristic
64C4×D4×C31—22no—
65C4×D4×C31—22no—
66C4×D4×C31C2312yes—
67C2×C4⋊C4×C31—22no—
68C31×#107—21no—
69C31×#107—21no—
70C31×#107—22no—
71C31×#107D411yescharacteristic
72C31×#107D411yescharacteristic
73C31×#106—22no—
74C31×C4⋊C8—21no—
75C31×C4⋊C8—21no—
76C31×C4⋊C8C2312yes—
77C31×C4⋊C8C2311yescharacteristic
78C31×C4⋊C8C2311yescharacteristic
79C31×#103—22no—
80C31×#103D411yescharacteristic
81C31×#103D411yescharacteristic
82C31×#102—22no—
83C31×#102—22no—
84C31×#102—22no—
85C31×#102—22no—
86C31×#102—22no—
87C31×#102D412yes—
88C31×C22⋊C8—22no—
89C4×C8×C31—21no—
90C4×C8×C31—21no—
91C4×C8×C31C2311yescharacteristic
92C4×C8×C31C2311yescharacteristic
93C4×C8×C31C2311yescharacteristic
94#41×C31—44no—
95#41×C31—82no—
96C2×Q8×C31—22no—
97C2×Q8×C31C2×D411yescharacteristic
98C2×Q8×C31C2×D411yescharacteristic
99C2×D4×C31—22no—
100C2×D4×C31—22no—
101C2×D4×C31—22no—
102C2×D4×C31—42no—
103C2×D4×C31—42no—
104C2×D4×C31C2×D412yes—
105C22×C4×C31—22no—
106C22×C4×C31—42no—
107C22×C4×C31—42no—
108Q16×C31—22no—
109SD16×C31—84no—
110SD16×C31—82no—
111D8×C31—22no—
112D8×C31—42no—
113D8×C31—81no—
114D8×C31—82no—
115M16×C31—82no—
116C2×C8×C31—21no—
117C2×C8×C31—21no—
118C2×C8×C31—21no—
119C2×C8×C31—22no—
120C2×C8×C31C2×D411yescharacteristic
121C2×C8×C31C2×D411yescharacteristic
122C2×C8×C31C2×D411yescharacteristic
123C2×C8×C31C2×D411yescharacteristic
124C4⋊C4×C31—21no—
125C4⋊C4×C31—21no—
126C4⋊C4×C31—22no—
127C4⋊C4×C31—22no—
128C4⋊C4×C31—42no—
129C4⋊C4×C31—42no—
130C4⋊C4×C31C2×D411yescharacteristic
131C4⋊C4×C31C2×D412yes—
132C4⋊C4×C31C2×D411yescharacteristic
133C22⋊C4×C31—22no—
134C22⋊C4×C31—42no—
135C22⋊C4×C31—42no—
136C42×C31—21no—
137C42×C31—21no—
138C42×C31C2411yescharacteristic
139#19909C3111yesmaximal, characteristic, direct product factor, Sylow
140C23×C31—22no—
141C23×C31—42no—
142Q8×C31—21no—
143Q8×C31—21no—
144Q8×C31—21no—
145Q8×C31—82no—
146Q8×C31#13512yes—
147D4×C31—22no—
148D4×C31—22no—
149D4×C31—42no—
150D4×C31—42no—
151D4×C31—42no—
152D4×C31—42no—
153D4×C31—84no—
154D4×C31—82no—
155D4×C31—162no—
156C2×C4×C31—21no—
157C2×C4×C31—21no—
158C2×C4×C31—21no—
159C2×C4×C31—21no—
160C2×C4×C31—22no—
161C2×C4×C31—42no—
162C2×C4×C31—42no—
163C2×C4×C31—42no—
164C2×C4×C31—84no—
165C2×C4×C31—162no—
166C2×C4×C31C22×D411yescharacteristic
167C2×C4×C31C22×D411yescharacteristic
168C2×C4×C31H(5,𝔽2)11yescharacteristic
169C8×C31—22no—
170C8×C31—21no—
171C8×C31—21no—
172C8×C31—21no—
173C8×C31—42no—
174C8×C31—41no—
175C8×C31—41no—
176C8×C31#13712yes—
177#3391C2×C3111yescharacteristic
178#3380C2×C3111yescharacteristic, complemented
179#3333C2×C3112yescomplemented
180#1706C2×C3111yescharacteristic, complemented
181#1697C2×C3112yescomplemented
182#1676C2×C3111yescharacteristic, complemented
183#1668C2×C3111yescharacteristic, complemented
184#1631C2×C3112yescomplemented
185#1622C2×C3112yescomplemented
186#1589C2×C3111yescharacteristic, complemented
187C8×Q16C2×C3111yescharacteristic, complemented
188C22×C31—42no—
189C22×C31—42no—
190C22×C31—42no—
191C22×C31—82no—
192C22×C31—82no—
193C22×C31—82no—
194C22×C31D4211yescharacteristic
195C4×C31—22no—
196C4×C31—21no—
197C4×C31—42no—
198C4×C31—41no—
199C4×C31—41no—
200C4×C31—41no—
201C4×C31—82no—
202C4×C31C2×#13511yescharacteristic
203C4×C31C2×#13711yescharacteristic
204C4×C31#57611yescharacteristic
205C4×C31#57711yescharacteristic
206#554C22×C3112yes—
207#550C22×C3112yes—
208#500C22×C3111yescharacteristic
209#499—21no—
210#493—21no—
211#493C22×C3111yescharacteristic
212#492C22×C3112yes—
213#486C22×C3112yes—
214#480—22no—
215#478—22no—
216#477C22×C3112yes—
217#476C22×C3112yes—
218#468—22no—
219#460C22×C3112yes—
220#459—22no—
221#459C22×C3112yes—
222#452—22no—
223C8×Q8C22×C3111yescharacteristic
224C8×Q8C22×C3111yescharacteristic
225C4×Q16C22×C3111yescharacteristic
226C4×D8—21no—
227C4×D8—21no—
228C4×D8C22×C3111yescharacteristic
229#436C22×C3112yes—
230#417—22no—
231#335C22×C3111yescharacteristic
232#335C22×C3111yescharacteristic
233#333C22×C3112yes—
234#331C22×C3112yes—
235Q8⋊C8C22×C3111yescharacteristic
236Q8⋊C8C22×C3111yescharacteristic
237D4⋊C8C22×C3112yes—
238C82C22×C3111yescharacteristic
239C2×C31—82no—
240C2×C31—162no—
241C2×C31#327811yescharacteristic
242C2×C31#328011yescharacteristic
243C2×C31#329211yescharacteristic
244C2×#41—22no—
245C2×Q16D4×C3111yescharacteristic
246C2×SD16—22no—
247C2×SD16—42no—
248C2×D8—22no—
249C2×D8—21no—
250C2×D8—21no—
251C2×D8D4×C3111yescharacteristic
252C2×M16—22no—
253C4⋊Q8C23×C3112yes—
254#127—22no—
255#127C23×C3112yes—
256#125—22no—
257C22⋊Q8—22no—
258C22⋊Q8—42no—
259#121—22no—
260#121—42no—
261C4×Q8C23×C3111yescharacteristic
262C4×Q8C23×C3111yescharacteristic
263C4×D4—22no—
264C4×D4—22no—
265C4×D4C23×C3112yes—
266C2×C4⋊C4—22no—
267#107—21no—
268#107—21no—
269#107—22no—
270#107D4×C3111yescharacteristic
271#107D4×C3111yescharacteristic
272#106—22no—
273C4⋊C8—21no—
274C4⋊C8—21no—
275C4⋊C8C23×C3112yes—
276C4⋊C8C23×C3111yescharacteristic
277C4⋊C8C23×C3111yescharacteristic
278#103—22no—
279#103D4×C3111yescharacteristic
280#103D4×C3111yescharacteristic
281#102—22no—
282#102—22no—
283#102—22no—
284#102—22no—
285#102—22no—
286#102D4×C3112yes—
287C22⋊C8—22no—
288C4×C8—21no—
289C4×C8—21no—
290C4×C8C23×C3111yescharacteristic
291C4×C8C23×C3111yescharacteristic
292C4×C8C23×C3111yescharacteristic
293C31#1990911yescharacteristic, direct product factor, Sylow
294#41—44no—
295#41—82no—
296C2×Q8—22no—
297C2×Q8C2×D4×C3111yescharacteristic
298C2×Q8C2×D4×C3111yescharacteristic
299C2×D4—22no—
300C2×D4—22no—
301C2×D4—22no—
302C2×D4—42no—
303C2×D4—42no—
304C2×D4C2×D4×C3112yes—
305C22×C4—22no—
306C22×C4—42no—
307C22×C4—42no—
308Q16—22no—
309SD16—84no—
310SD16—82no—
311D8—22no—
312D8—42no—
313D8—81no—
314D8—82no—
315M16—82no—
316C2×C8—21no—
317C2×C8—21no—
318C2×C8—21no—
319C2×C8—22no—
320C2×C8C2×D4×C3111yescharacteristic
321C2×C8C2×D4×C3111yescharacteristic
322C2×C8C2×D4×C3111yescharacteristic
323C2×C8C2×D4×C3111yescharacteristic
324C4⋊C4—21no—
325C4⋊C4—21no—
326C4⋊C4—22no—
327C4⋊C4—22no—
328C4⋊C4—42no—
329C4⋊C4—42no—
330C4⋊C4C2×D4×C3111yescharacteristic
331C4⋊C4C2×D4×C3112yes—
332C4⋊C4C2×D4×C3111yescharacteristic
333C22⋊C4—22no—
334C22⋊C4—42no—
335C22⋊C4—42no—
336C42—21no—
337C42—21no—
338C42C24×C3111yescharacteristic
339C23—22no—
340C23—42no—
341Q8—21no—
342Q8—21no—
343Q8—21no—
344Q8—82no—
345Q8C31×#13512yes—
346D4—22no—
347D4—22no—
348D4—42no—
349D4—42no—
350D4—42no—
351D4—42no—
352D4—84no—
353D4—82no—
354D4—162no—
355C2×C4—21no—
356C2×C4—21no—
357C2×C4—21no—
358C2×C4—21no—
359C2×C4—22no—
360C2×C4—42no—
361C2×C4—42no—
362C2×C4—42no—
363C2×C4—84no—
364C2×C4—162no—
365C2×C4C22×D4×C3111yescharacteristic
366C2×C4C22×D4×C3111yescharacteristic
367C2×C4C31×H(5,𝔽2)11yescharacteristic
368C8—22no—
369C8—21no—
370C8—21no—
371C8—21no—
372C8—42no—
373C8—41no—
374C8—41no—
375C8C31×#13712yes—
376C22—42no—
377C22—42no—
378C22—42no—
379C22—82no—
380C22—82no—
381C22—82no—
382C22D42×C3111yescharacteristic
383C4—22no—
384C4—21no—
385C4—42no—
386C4—41no—
387C4—41no—
388C4—41no—
389C4—82no—
390C4C2×C31×#13511yescharacteristic
391C4C2×C31×#13711yescharacteristic
392C4C31×#57611yescharacteristic
393C4C31×#57711yescharacteristic
394C2—82no—
395C2—162no—
396C2C31×#327811yescharacteristic
397C2C31×#328011yescharacteristic
398C2C31×#329211yescharacteristic
subgroupG/H
center, socleC22×C31D42
commutator, Frattini, cosocleC42C24×C31
prime radicalC31×#3391C2
LCSG ▷ C42 ▷ C22 ▷ C1
UCSC1 ◁ C22×C31 ◁ C42×C31 ◁ G

Complements

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

NH ≅ G/Ntype
2. C31×#3380C2semidirect
3. C31×#3333C2semidirect
4. C31×#1706C2semidirect
5. C31×#1697C2semidirect
6. C31×#1676C2semidirect
7. C31×#1668C2semidirect
8. C31×#1631C2semidirect
9. C31×#1622C2semidirect
10. C31×#1589C2semidirect
11. C8×Q16×C31C2semidirect
139. #19909C31direct (N × H)
178. #3380C2×C31semidirect
179. #3333C2×C31semidirect
180. #1706C2×C31semidirect
181. #1697C2×C31semidirect
182. #1676C2×C31semidirect
183. #1668C2×C31semidirect
184. #1631C2×C31semidirect
185. #1622C2×C31semidirect
186. #1589C2×C31semidirect
187. C8×Q16C2×C31semidirect
293. C31#19909direct (N × H)

Maximal subgroups

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

subgroupindex
C31×#33912
C31×#33802
C31×#33332
C31×#17062
C31×#16972
C31×#16762
C31×#16682
C31×#16312
C31×#16222
C31×#15892
C8×Q16×C312
#1990931