Finite Group Databasebeta

← C31×#12951 #21469710

Subgroups — C31×#12951 #21469710

Order 7936.

406 conjugacy classes of subgroups.

The subgroup lattice has 310 nodes — too large to display as a diagram.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1C4×C31×#135C211yesmaximal, characteristic
2C31×#2155C211yesmaximal, characteristic, complemented
3C31×#2148C211yesmaximal, characteristic
4C31×#2145C211yesmaximal, characteristic
5C31×#1945C211yesmaximal, characteristic, complemented
6C31×#1384C211yesmaximal, characteristic, complemented
7C31×#1376C211yesmaximal, characteristic, complemented
8C2×C31×#135C2211yescharacteristic
9C4×#41×C31—21no—
10C2×C31×M32C2211yescharacteristic
11C2×C31×M32C2211yescharacteristic
12C4×Q16×C31—21no—
13C4×SD16×C31—22no—
14C4×D8×C31—21no—
15C2×C31×#108C2211yescharacteristic
16C31×#427C2211yescharacteristic
17C31×#427C2211yescharacteristic
18C31×#424—21no—
19C31×#416—21no—
20C2×C4×C8×C31C2211yescharacteristic
21C31×#365—22no—
22C31×#362—21no—
23C31×#361—21no—
24C31×#360C414yescomplemented
25C31×#339—21no—
26C2×#41×C31—21no—
27C31×#135—21no—
28C31×#135—21no—
29C31×#135C2×C412yes—
30C31×#135Q812yes—
31C2×Q16×C31D411yescharacteristic
32C2×SD16×C31—21no—
33C2×D8×C31D411yescharacteristic
34C2×M16×C31—21no—
35C22×C8×C31D411yescharacteristic
36C22×C8×C31C2311yescharacteristic
37C4×Q8×C31—22no—
38C4×D4×C31—22no—
39C4×D4×C31—42no—
40C31×#117—21no—
41C31×#117—21no—
42C31×#117—41no—
43C2×C42×C31—41no—
44C2×C42×C31D411yescharacteristic
45C31×M32—21no—
46C31×M32—21no—
47C31×M32—21no—
48C31×M32C2×C412yescomplemented
49C2×C16×C31—21no—
50C2×C16×C31—21no—
51C31×#108—21no—
52C31×#108—21no—
53C31×#107—21no—
54C31×#107—21no—
55C31×#106C2×C412yescomplemented
56C31×#106D412yes—
57C31×C4⋊C8—42no—
58C31×#103—22no—
59C31×#102—22no—
60C4×C8×C31—21no—
61C4×C8×C31—21no—
62#41×C31—22no—
63#41×C31—22no—
64#41×C31—41no—
65#41×C31—41no—
66C2×Q8×C31—21no—
67C2×D4×C31—21no—
68C2×D4×C31—41no—
69C22×C4×C31—21no—
70C22×C4×C31—42no—
71C22×C4×C31—41no—
72C22×C4×C31C2×D411yescharacteristic
73Q16×C31—21no—
74Q16×C31C4⋊C412yes—
75SD16×C31—22no—
76SD16×C31—22no—
77D8×C31—21no—
78D8×C31C4⋊C412yes—
79M16×C31—41no—
80M16×C31—41no—
81C2×C8×C31—21no—
82C2×C8×C31—21no—
83C2×C8×C31—21no—
84C2×C8×C31—41no—
85C2×C8×C31C22×C411yescharacteristic
86C2×C8×C31C2×D411yescharacteristic
87C2×C8×C31C2×D411yescharacteristic
88C2×C8×C31C2×Q811yescharacteristic
89C2×C8×C31#4111yescharacteristic
90C2×C8×C31#4111yescharacteristic
91C4⋊C4×C31—22no—
92C4⋊C4×C31—22no—
93C4⋊C4×C31—42no—
94C22⋊C4×C31—42no—
95C22⋊C4×C31—41no—
96C22⋊C4×C31—41no—
97C42×C31—21no—
98C42×C31—42no—
99C42×C31—41no—
100C42×C31—41no—
101C42×C31SD1611yescharacteristic
102C42×C31SD1611yescharacteristic
103C16×C31—22no—
104C16×C31—41no—
105#12951C3111yesmaximal, characteristic, direct product factor, Sylow
106C23×C31—41no—
107C23×C31AGL(1,ℤ/8)11yescharacteristic
108Q8×C31—22no—
109Q8×C31—41no—
110D4×C31—22no—
111D4×C31—42no—
112D4×C31—42no—
113D4×C31—41no—
114C2×C4×C31—21no—
115C2×C4×C31—21no—
116C2×C4×C31—42no—
117C2×C4×C31—41no—
118C2×C4×C31—42no—
119C2×C4×C31—42no—
120C2×C4×C31—42no—
121C2×C4×C31—42no—
122C2×C4×C31—84no—
123C2×C4×C31C4×D411yescharacteristic
124C2×C4×C31#12011yescharacteristic
125C2×C4×C31C22⋊Q811yescharacteristic
126C2×C4×C31C2×SD1611yescharacteristic
127C2×C4×C31#13511yescharacteristic
128C2×C4×C31AGL(1,ℤ/8)11yescharacteristic
129C8×C31—41no—
130C8×C31—81no—
131C8×C31C2×C4⋊C411yescharacteristic
132C8×C31C4×D411yescharacteristic
133C8×C31C22⋊Q811yescharacteristic
134C8×C31#12311yescharacteristic
135C4×#135C2×C3111yescharacteristic
136#2155C2×C3111yescharacteristic, complemented
137#2148C2×C3111yescharacteristic
138#2145C2×C3111yescharacteristic
139#1945C2×C3111yescharacteristic, complemented
140#1384C2×C3111yescharacteristic, complemented
141#1376C2×C3111yescharacteristic, complemented
142C22×C31—41no—
143C22×C31—42no—
144C22×C31—82no—
145C22×C31#44211yescharacteristic
146C22×C31#45011yescharacteristic
147C22×C31#47811yescharacteristic
148C4×C31—22no—
149C4×C31—41no—
150C4×C31—42no—
151C4×C31—82no—
152C4×C31—82no—
153C4×C31#38511yescharacteristic
154C4×C31C4×SD1611yescharacteristic
155C4×C31#44911yescharacteristic
156C4×C31#47611yescharacteristic
157C2×#135C22×C3111yescharacteristic
158C4×#41—21no—
159C2×M32C22×C3111yescharacteristic
160C2×M32C22×C3111yescharacteristic
161C4×Q16—21no—
162C4×SD16—22no—
163C4×D8—21no—
164C2×#108C22×C3111yescharacteristic
165#427C22×C3111yescharacteristic
166#427C22×C3111yescharacteristic
167#424—21no—
168#416—21no—
169C2×C4×C8C22×C3111yescharacteristic
170#365—22no—
171#362—21no—
172#361—21no—
173#360C4×C3114yescomplemented
174#339—21no—
175C2×C31—21no—
176C2×C31—21no—
177C2×C31—21no—
178C2×C31—82no—
179C2×C31#186411yescharacteristic
180C2×#41—21no—
181#135—21no—
182#135—21no—
183#135C2×C4×C3112yes—
184#135Q8×C3112yes—
185C2×Q16D4×C3111yescharacteristic
186C2×SD16—21no—
187C2×D8D4×C3111yescharacteristic
188C2×M16—21no—
189C22×C8D4×C3111yescharacteristic
190C22×C8C23×C3111yescharacteristic
191C4×Q8—22no—
192C4×D4—22no—
193C4×D4—42no—
194#117—21no—
195#117—21no—
196#117—41no—
197C2×C42—41no—
198C2×C42D4×C3111yescharacteristic
199M32—21no—
200M32—21no—
201M32—21no—
202M32C2×C4×C3112yescomplemented
203C2×C16—21no—
204C2×C16—21no—
205#108—21no—
206#108—21no—
207#107—21no—
208#107—21no—
209#106C2×C4×C3112yescomplemented
210#106D4×C3112yes—
211C4⋊C8—42no—
212#103—22no—
213#102—22no—
214C4×C8—21no—
215C4×C8—21no—
216C31#1295111yescharacteristic, direct product factor, Sylow
217#41—22no—
218#41—22no—
219#41—41no—
220#41—41no—
221C2×Q8—21no—
222C2×D4—21no—
223C2×D4—41no—
224C22×C4—21no—
225C22×C4—42no—
226C22×C4—41no—
227C22×C4C2×D4×C3111yescharacteristic
228Q16—21no—
229Q16C4⋊C4×C3112yes—
230SD16—22no—
231SD16—22no—
232D8—21no—
233D8C4⋊C4×C3112yes—
234M16—41no—
235M16—41no—
236C2×C8—21no—
237C2×C8—21no—
238C2×C8—21no—
239C2×C8—41no—
240C2×C8C22×C4×C3111yescharacteristic
241C2×C8C2×D4×C3111yescharacteristic
242C2×C8C2×D4×C3111yescharacteristic
243C2×C8C2×Q8×C3111yescharacteristic
244C2×C8#41×C3111yescharacteristic
245C2×C8#41×C3111yescharacteristic
246C4⋊C4—22no—
247C4⋊C4—22no—
248C4⋊C4—42no—
249C22⋊C4—42no—
250C22⋊C4—41no—
251C22⋊C4—41no—
252C42—21no—
253C42—42no—
254C42—41no—
255C42—41no—
256C42SD16×C3111yescharacteristic
257C42SD16×C3111yescharacteristic
258C16—22no—
259C16—41no—
260C23—41no—
261C23C31×AGL(1,ℤ/8)11yescharacteristic
262Q8—22no—
263Q8—41no—
264D4—22no—
265D4—42no—
266D4—42no—
267D4—41no—
268C2×C4—21no—
269C2×C4—21no—
270C2×C4—42no—
271C2×C4—41no—
272C2×C4—42no—
273C2×C4—42no—
274C2×C4—42no—
275C2×C4—42no—
276C2×C4—84no—
277C2×C4C4×D4×C3111yescharacteristic
278C2×C4C31×#12011yescharacteristic
279C2×C4C31×C22⋊Q811yescharacteristic
280C2×C4C2×SD16×C3111yescharacteristic
281C2×C4C31×#13511yescharacteristic
282C2×C4C31×AGL(1,ℤ/8)11yescharacteristic
283C8—41no—
284C8—81no—
285C8C2×C4⋊C4×C3111yescharacteristic
286C8C4×D4×C3111yescharacteristic
287C8C31×C22⋊Q811yescharacteristic
288C8C31×#12311yescharacteristic
289C22—41no—
290C22—42no—
291C22—82no—
292C22C31×#44211yescharacteristic
293C22C31×#45011yescharacteristic
294C22C31×#47811yescharacteristic
295C4—22no—
296C4—41no—
297C4—42no—
298C4—82no—
299C4—82no—
300C4C31×#38511yescharacteristic
301C4C4×SD16×C3111yescharacteristic
302C4C31×#44911yescharacteristic
303C4C31×#47611yescharacteristic
304C2—21no—
305C2—21no—
306C2—21no—
307C2—82no—
308C2C31×#186411yescharacteristic
subgroupG/H
centerC4×C31#476
commutatorC2×C8C22×C4×C31
Frattini, cosocleC22×C8C23×C31
socleC2×C31#1864
prime radicalC2×C31×#135C22
LCSG ▷ C2×C8 ▷ C4 ▷ C2 ▷ C1
UCSC1 ◁ C4×C31 ◁ C22×C4×C31 ◁ C2×C4×C8×C31 ◁ G

Complements

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

NH ≅ G/Ntype
2. C31×#2155C2semidirect
5. C31×#1945C2semidirect
6. C31×#1384C2semidirect
7. C31×#1376C2semidirect
24. C31×#360C4semidirect
48. C31×M32C2×C4semidirect
55. C31×#106C2×C4semidirect
105. #12951C31direct (N × H)
136. #2155C2×C31semidirect
139. #1945C2×C31semidirect
140. #1384C2×C31semidirect
141. #1376C2×C31semidirect
173. #360C4×C31semidirect
202. M32C2×C4×C31semidirect
209. #106C2×C4×C31semidirect
216. C31#12951direct (N × H)

Maximal subgroups

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

subgroupindex
C4×C31×#1352
C31×#21552
C31×#21482
C31×#21452
C31×#19452
C31×#13842
C31×#13762
#1295131