Subgroups — C₃₁×#8670 #21465429

Order 7936.

408 conjugacy classes of subgroups.

The subgroup lattice has 316 nodes — too large to display as a diagram.

Conjugacy classes of subgroups

#	subgroup	G/H	class size	multiplicity	normal?	properties
1	C₈×#41×C₃₁	C₂	1	1	yes	maximal, characteristic
2	C₄×C₃₁×#108	C₂	1	1	yes	maximal, characteristic, complemented
3	C₃₁×#1566	C₂	1	1	yes	maximal, characteristic, complemented
4	C₃₁×#1489	C₂	1	2	yes	maximal
5	C₃₁×#1299	C₂	1	2	yes	maximal, complemented
6	C₄×#41×C₃₁	C₂²	1	1	yes	characteristic
7	C₈×Q₈×C₃₁	C₄	1	1	yes	characteristic
8	C₈×Q₈×C₃₁	C₄	1	1	yes	characteristic
9	C₈×D₄×C₃₁	—	2	1	no	—
10	C₈×D₄×C₃₁	—	2	1	no	—
11	C₈×D₄×C₃₁	C₄	1	1	yes	characteristic
12	C₈×D₄×C₃₁	C₄	1	1	yes	characteristic
13	C₃₁×#431	—	2	1	no	—
14	C₃₁×#431	C₂²	1	1	yes	characteristic
15	C₂×C₃₁×#108	—	2	1	no	—
16	C₃₁×#423	C₂²	1	2	yes	—
17	C₄×M₁₆×C₃₁	C₂²	1	2	yes	—
18	C₂×C₄×C₈×C₃₁	—	2	1	no	—
19	C₂×C₄×C₈×C₃₁	C₂²	1	1	yes	characteristic
20	C₃₁×#341	—	2	1	no	—
21	C₃₁×#334	—	2	1	no	—
22	C₃₁×#334	—	2	1	no	—
23	C₃₁×Q₈⋊C₈	—	2	2	no	—
24	C₃₁×D₄⋊C₈	—	2	2	no	—
25	C₂×#41×C₃₁	Q₈	1	1	yes	characteristic
26	C₂×M₁₆×C₃₁	—	2	2	no	—
27	C₂×M₁₆×C₃₁	—	2	2	no	—
28	C₂²×C₈×C₃₁	—	2	1	no	—
29	C₂²×C₈×C₃₁	—	2	1	no	—
30	C₂²×C₈×C₃₁	D₄	1	1	yes	characteristic
31	C₂²×C₈×C₃₁	D₄	1	1	yes	characteristic
32	C₄×Q₈×C₃₁	C₂×C₄	1	1	yes	characteristic
33	C₄×Q₈×C₃₁	D₄	1	1	yes	characteristic
34	C₄×D₄×C₃₁	—	2	1	no	—
35	C₄×D₄×C₃₁	—	2	1	no	—
36	C₄×D₄×C₃₁	C₂×C₄	1	1	yes	characteristic
37	C₄×D₄×C₃₁	D₄	1	1	yes	characteristic
38	C₃₁×#117	—	2	1	no	—
39	C₃₁×#117	Q₈	1	1	yes	characteristic
40	C₂×C₄²×C₃₁	—	2	1	no	—
41	C₂×C₄²×C₃₁	C₂³	1	1	yes	characteristic
42	C₃₁×#108	—	2	4	no	—
43	C₃₁×C₄⋊C₈	—	2	1	no	—
44	C₃₁×C₄⋊C₈	—	2	1	no	—
45	C₃₁×C₄⋊C₈	—	2	2	no	—
46	C₃₁×C₄⋊C₈	—	2	2	no	—
47	C₃₁×C₄⋊C₈	C₂×C₄	1	1	yes	characteristic
48	C₃₁×C₄⋊C₈	C₂×C₄	1	1	yes	characteristic
49	C₃₁×C₂²⋊C₈	—	2	1	no	—
50	C₃₁×C₂²⋊C₈	—	2	1	no	—
51	C₃₁×C₂²⋊C₈	—	2	1	no	—
52	C₃₁×#97	—	2	2	no	—
53	C₄×C₈×C₃₁	—	2	1	no	—
54	C₄×C₈×C₃₁	—	2	1	no	—
55	C₄×C₈×C₃₁	—	2	1	no	—
56	C₄×C₈×C₃₁	—	2	2	no	—
57	C₄×C₈×C₃₁	C₂×C₄	1	1	yes	characteristic
58	C₄×C₈×C₃₁	C₂×C₄	1	1	yes	characteristic
59	C₄×C₈×C₃₁	D₄	1	1	yes	characteristic
60	C₄×C₈×C₃₁	D₄	1	1	yes	characteristic
61	#41×C₃₁	—	2	2	no	—
62	#41×C₃₁	—	2	2	no	—
63	C₂×Q₈×C₃₁	C₄⋊C₄	1	1	yes	characteristic
64	C₂×D₄×C₃₁	—	2	1	no	—
65	C₂×D₄×C₃₁	C₄⋊C₄	1	1	yes	characteristic
66	C₂²×C₄×C₃₁	—	2	1	no	—
67	C₂²×C₄×C₃₁	—	2	1	no	—
68	C₂²×C₄×C₃₁	—	2	1	no	—
69	C₂²×C₄×C₃₁	C₂×D₄	1	1	yes	characteristic
70	C₂²×C₄×C₃₁	C₂×Q₈	1	1	yes	characteristic
71	C₂²×C₄×C₃₁	#41	1	1	yes	characteristic
72	M₁₆×C₃₁	—	2	4	no	—
73	M₁₆×C₃₁	—	4	2	no	—
74	M₁₆×C₃₁	—	8	2	no	—
75	C₂×C₈×C₃₁	—	2	2	no	—
76	C₂×C₈×C₃₁	—	2	1	no	—
77	C₂×C₈×C₃₁	—	2	1	no	—
78	C₂×C₈×C₃₁	—	4	1	no	—
79	C₂×C₈×C₃₁	—	4	2	no	—
80	C₂×C₈×C₃₁	—	4	2	no	—
81	C₂×C₈×C₃₁	—	4	2	no	—
82	C₂×C₈×C₃₁	—	4	2	no	—
83	C₂×C₈×C₃₁	C₂²⋊C₄	1	1	yes	characteristic
84	C₂×C₈×C₃₁	C₂²⋊C₄	1	1	yes	characteristic
85	C₂×C₈×C₃₁	C₂²⋊C₄	1	1	yes	characteristic
86	C₂×C₈×C₃₁	C₂²⋊C₄	1	1	yes	characteristic
87	C₄⋊C₄×C₃₁	—	2	1	no	—
88	C₄⋊C₄×C₃₁	—	2	1	no	—
89	C₄⋊C₄×C₃₁	C₄⋊C₄	1	1	yes	characteristic
90	C₄⋊C₄×C₃₁	C₄⋊C₄	1	1	yes	characteristic
91	C₂²⋊C₄×C₃₁	—	2	1	no	—
92	C₂²⋊C₄×C₃₁	—	2	1	no	—
93	C₂²⋊C₄×C₃₁	—	2	1	no	—
94	C₄²×C₃₁	—	2	1	no	—
95	C₄²×C₃₁	—	2	1	no	—
96	C₄²×C₃₁	—	2	1	no	—
97	C₄²×C₃₁	C₂²×C₄	1	1	yes	characteristic
98	C₄²×C₃₁	C₂×D₄	1	1	yes	characteristic
99	C₄²×C₃₁	C₂×D₄	1	1	yes	characteristic
100	C₄²×C₃₁	#41	1	1	yes	characteristic
101	#8670	C₃₁	1	1	yes	maximal, characteristic, direct product factor, Sylow
102	C₂³×C₃₁	—	2	1	no	—
103	C₂³×C₃₁	C₂²⋊Q₈	1	1	yes	characteristic
104	Q₈×C₃₁	—	2	1	no	—
105	Q₈×C₃₁	#108	1	2	yes	complemented
106	D₄×C₃₁	—	2	4	no	—
107	D₄×C₃₁	—	2	1	no	—
108	D₄×C₃₁	#108	1	2	yes	complemented
109	C₂×C₄×C₃₁	—	2	4	no	—
110	C₂×C₄×C₃₁	—	2	1	no	—
111	C₂×C₄×C₃₁	—	2	1	no	—
112	C₂×C₄×C₃₁	—	2	1	no	—
113	C₂×C₄×C₃₁	—	2	1	no	—
114	C₂×C₄×C₃₁	—	2	1	no	—
115	C₂×C₄×C₃₁	—	2	2	no	—
116	C₂×C₄×C₃₁	—	2	1	no	—
117	C₂×C₄×C₃₁	—	2	1	no	—
118	C₂×C₄×C₃₁	—	4	1	no	—
119	C₂×C₄×C₃₁	—	4	1	no	—
120	C₂×C₄×C₃₁	—	4	2	no	—
121	C₂×C₄×C₃₁	C₂×C₂²⋊C₄	1	1	yes	characteristic
122	C₂×C₄×C₃₁	C₂×C₄⋊C₄	1	1	yes	characteristic
123	C₂×C₄×C₃₁	#117	1	1	yes	characteristic
124	C₂×C₄×C₃₁	#121	1	1	yes	characteristic
125	C₂×C₄×C₃₁	#121	1	1	yes	characteristic
126	C₂×C₄×C₃₁	C₂²⋊Q₈	1	1	yes	characteristic
127	C₈×C₃₁	—	2	1	no	—
128	C₈×C₃₁	—	2	1	no	—
129	C₈×C₃₁	—	2	1	no	—
130	C₈×C₃₁	—	4	4	no	—
131	C₈×C₃₁	—	4	1	no	—
132	C₈×C₃₁	—	4	1	no	—
133	C₈×C₃₁	—	8	2	no	—
134	C₈×C₃₁	#104	1	2	yes	—
135	C₈×#41	C₂×C₃₁	1	1	yes	characteristic
136	C₄×#108	C₂×C₃₁	1	1	yes	characteristic, complemented
137	#1566	C₂×C₃₁	1	1	yes	characteristic, complemented
138	#1489	C₂×C₃₁	1	2	yes	—
139	#1299	C₂×C₃₁	1	2	yes	complemented
140	C₂²×C₃₁	—	2	1	no	—
141	C₂²×C₃₁	—	2	1	no	—
142	C₂²×C₃₁	—	2	2	no	—
143	C₂²×C₃₁	—	2	1	no	—
144	C₂²×C₃₁	—	4	1	no	—
145	C₂²×C₃₁	—	4	1	no	—
146	C₂²×C₃₁	#380	1	1	yes	characteristic
147	C₄×C₃₁	—	2	1	no	—
148	C₄×C₃₁	—	2	1	no	—
149	C₄×C₃₁	—	2	2	no	—
150	C₄×C₃₁	—	2	1	no	—
151	C₄×C₃₁	—	4	1	no	—
152	C₄×C₃₁	—	4	1	no	—
153	C₄×C₃₁	C₂×#104	1	1	yes	characteristic
154	C₄×C₃₁	#421	1	1	yes	characteristic
155	C₄×C₃₁	C₂×#108	1	1	yes	characteristic
156	C₄×C₃₁	C₂×#108	1	1	yes	characteristic
157	C₄×C₃₁	#471	1	2	yes	—
158	C₄×#41	C₂²×C₃₁	1	1	yes	characteristic
159	C₈×Q₈	C₄×C₃₁	1	1	yes	characteristic
160	C₈×Q₈	C₄×C₃₁	1	1	yes	characteristic
161	C₈×D₄	—	2	1	no	—
162	C₈×D₄	—	2	1	no	—
163	C₈×D₄	C₄×C₃₁	1	1	yes	characteristic
164	C₈×D₄	C₄×C₃₁	1	1	yes	characteristic
165	#431	—	2	1	no	—
166	#431	C₂²×C₃₁	1	1	yes	characteristic
167	C₂×#108	—	2	1	no	—
168	#423	C₂²×C₃₁	1	2	yes	—
169	C₄×M₁₆	C₂²×C₃₁	1	2	yes	—
170	C₂×C₄×C₈	—	2	1	no	—
171	C₂×C₄×C₈	C₂²×C₃₁	1	1	yes	characteristic
172	#341	—	2	1	no	—
173	#334	—	2	1	no	—
174	#334	—	2	1	no	—
175	Q₈⋊C₈	—	2	2	no	—
176	D₄⋊C₈	—	2	2	no	—
177	C₂×C₃₁	—	4	1	no	—
178	C₂×C₃₁	—	4	2	no	—
179	C₂×C₃₁	#1806	1	1	yes	characteristic
180	C₂×C₃₁	#1810	1	1	yes	characteristic
181	C₂×C₃₁	#1815	1	1	yes	characteristic
182	C₂×#41	Q₈×C₃₁	1	1	yes	characteristic
183	C₂×M₁₆	—	2	2	no	—
184	C₂×M₁₆	—	2	2	no	—
185	C₂²×C₈	—	2	1	no	—
186	C₂²×C₈	—	2	1	no	—
187	C₂²×C₈	D₄×C₃₁	1	1	yes	characteristic
188	C₂²×C₈	D₄×C₃₁	1	1	yes	characteristic
189	C₄×Q₈	C₂×C₄×C₃₁	1	1	yes	characteristic
190	C₄×Q₈	D₄×C₃₁	1	1	yes	characteristic
191	C₄×D₄	—	2	1	no	—
192	C₄×D₄	—	2	1	no	—
193	C₄×D₄	C₂×C₄×C₃₁	1	1	yes	characteristic
194	C₄×D₄	D₄×C₃₁	1	1	yes	characteristic
195	#117	—	2	1	no	—
196	#117	Q₈×C₃₁	1	1	yes	characteristic
197	C₂×C₄²	—	2	1	no	—
198	C₂×C₄²	C₂³×C₃₁	1	1	yes	characteristic
199	#108	—	2	4	no	—
200	C₄⋊C₈	—	2	1	no	—
201	C₄⋊C₈	—	2	1	no	—
202	C₄⋊C₈	—	2	2	no	—
203	C₄⋊C₈	—	2	2	no	—
204	C₄⋊C₈	C₂×C₄×C₃₁	1	1	yes	characteristic
205	C₄⋊C₈	C₂×C₄×C₃₁	1	1	yes	characteristic
206	C₂²⋊C₈	—	2	1	no	—
207	C₂²⋊C₈	—	2	1	no	—
208	C₂²⋊C₈	—	2	1	no	—
209	#97	—	2	2	no	—
210	C₄×C₈	—	2	1	no	—
211	C₄×C₈	—	2	1	no	—
212	C₄×C₈	—	2	1	no	—
213	C₄×C₈	—	2	2	no	—
214	C₄×C₈	C₂×C₄×C₃₁	1	1	yes	characteristic
215	C₄×C₈	C₂×C₄×C₃₁	1	1	yes	characteristic
216	C₄×C₈	D₄×C₃₁	1	1	yes	characteristic
217	C₄×C₈	D₄×C₃₁	1	1	yes	characteristic
218	C₃₁	#8670	1	1	yes	characteristic, direct product factor, Sylow
219	#41	—	2	2	no	—
220	#41	—	2	2	no	—
221	C₂×Q₈	C₄⋊C₄×C₃₁	1	1	yes	characteristic
222	C₂×D₄	—	2	1	no	—
223	C₂×D₄	C₄⋊C₄×C₃₁	1	1	yes	characteristic
224	C₂²×C₄	—	2	1	no	—
225	C₂²×C₄	—	2	1	no	—
226	C₂²×C₄	—	2	1	no	—
227	C₂²×C₄	C₂×D₄×C₃₁	1	1	yes	characteristic
228	C₂²×C₄	C₂×Q₈×C₃₁	1	1	yes	characteristic
229	C₂²×C₄	#41×C₃₁	1	1	yes	characteristic
230	M₁₆	—	2	4	no	—
231	M₁₆	—	4	2	no	—
232	M₁₆	—	8	2	no	—
233	C₂×C₈	—	2	2	no	—
234	C₂×C₈	—	2	1	no	—
235	C₂×C₈	—	2	1	no	—
236	C₂×C₈	—	4	1	no	—
237	C₂×C₈	—	4	2	no	—
238	C₂×C₈	—	4	2	no	—
239	C₂×C₈	—	4	2	no	—
240	C₂×C₈	—	4	2	no	—
241	C₂×C₈	C₂²⋊C₄×C₃₁	1	1	yes	characteristic
242	C₂×C₈	C₂²⋊C₄×C₃₁	1	1	yes	characteristic
243	C₂×C₈	C₂²⋊C₄×C₃₁	1	1	yes	characteristic
244	C₂×C₈	C₂²⋊C₄×C₃₁	1	1	yes	characteristic
245	C₄⋊C₄	—	2	1	no	—
246	C₄⋊C₄	—	2	1	no	—
247	C₄⋊C₄	C₄⋊C₄×C₃₁	1	1	yes	characteristic
248	C₄⋊C₄	C₄⋊C₄×C₃₁	1	1	yes	characteristic
249	C₂²⋊C₄	—	2	1	no	—
250	C₂²⋊C₄	—	2	1	no	—
251	C₂²⋊C₄	—	2	1	no	—
252	C₄²	—	2	1	no	—
253	C₄²	—	2	1	no	—
254	C₄²	—	2	1	no	—
255	C₄²	C₂²×C₄×C₃₁	1	1	yes	characteristic
256	C₄²	C₂×D₄×C₃₁	1	1	yes	characteristic
257	C₄²	C₂×D₄×C₃₁	1	1	yes	characteristic
258	C₄²	#41×C₃₁	1	1	yes	characteristic
259	C₂³	—	2	1	no	—
260	C₂³	C₃₁×C₂²⋊Q₈	1	1	yes	characteristic
261	Q₈	—	2	1	no	—
262	Q₈	C₃₁×#108	1	2	yes	complemented
263	D₄	—	2	4	no	—
264	D₄	—	2	1	no	—
265	D₄	C₃₁×#108	1	2	yes	complemented
266	C₂×C₄	—	2	4	no	—
267	C₂×C₄	—	2	1	no	—
268	C₂×C₄	—	2	1	no	—
269	C₂×C₄	—	2	1	no	—
270	C₂×C₄	—	2	1	no	—
271	C₂×C₄	—	2	1	no	—
272	C₂×C₄	—	2	2	no	—
273	C₂×C₄	—	2	1	no	—
274	C₂×C₄	—	2	1	no	—
275	C₂×C₄	—	4	1	no	—
276	C₂×C₄	—	4	1	no	—
277	C₂×C₄	—	4	2	no	—
278	C₂×C₄	C₂×C₂²⋊C₄×C₃₁	1	1	yes	characteristic
279	C₂×C₄	C₂×C₄⋊C₄×C₃₁	1	1	yes	characteristic
280	C₂×C₄	C₃₁×#117	1	1	yes	characteristic
281	C₂×C₄	C₃₁×#121	1	1	yes	characteristic
282	C₂×C₄	C₃₁×#121	1	1	yes	characteristic
283	C₂×C₄	C₃₁×C₂²⋊Q₈	1	1	yes	characteristic
284	C₈	—	2	1	no	—
285	C₈	—	2	1	no	—
286	C₈	—	2	1	no	—
287	C₈	—	4	4	no	—
288	C₈	—	4	1	no	—
289	C₈	—	4	1	no	—
290	C₈	—	8	2	no	—
291	C₈	C₃₁×#104	1	2	yes	—
292	C₂²	—	2	1	no	—
293	C₂²	—	2	1	no	—
294	C₂²	—	2	2	no	—
295	C₂²	—	2	1	no	—
296	C₂²	—	4	1	no	—
297	C₂²	—	4	1	no	—
298	C₂²	C₃₁×#380	1	1	yes	characteristic
299	C₄	—	2	1	no	—
300	C₄	—	2	1	no	—
301	C₄	—	2	2	no	—
302	C₄	—	2	1	no	—
303	C₄	—	4	1	no	—
304	C₄	—	4	1	no	—
305	C₄	C₂×C₃₁×#104	1	1	yes	characteristic
306	C₄	C₃₁×#421	1	1	yes	characteristic
307	C₄	C₂×C₃₁×#108	1	1	yes	characteristic
308	C₄	C₂×C₃₁×#108	1	1	yes	characteristic
309	C₄	C₃₁×#471	1	2	yes	—
310	C₂	—	4	1	no	—
311	C₂	—	4	2	no	—
312	C₂	C₃₁×#1806	1	1	yes	characteristic
313	C₂	C₃₁×#1810	1	1	yes	characteristic
314	C₂	C₃₁×#1815	1	1	yes	characteristic

	subgroup	G/H
center	C₂×C₄×C₃₁	#121
commutator	C₄²	C₂²×C₄×C₃₁
Frattini, cosocle	C₂×C₄²	C₂³×C₃₁
socle	C₂²×C₃₁	#380
prime radical	C₂×#41×C₃₁	Q₈
LCS	G ▷ C₄² ▷ C₂² ▷ C₁
UCS	C₁ ◁ C₂×C₄×C₃₁ ◁ C₂×C₄²×C₃₁ ◁ G

Complements

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

N	H ≅ G/N	type
2. C₄×C₃₁×#108	C₂	semidirect
3. C₃₁×#1566	C₂	semidirect
5. C₃₁×#1299	C₂	semidirect
101. #8670	C₃₁	direct (N × H)
105. Q₈×C₃₁	#108	semidirect
108. D₄×C₃₁	#108	semidirect
136. C₄×#108	C₂×C₃₁	semidirect
137. #1566	C₂×C₃₁	semidirect
139. #1299	C₂×C₃₁	semidirect
218. C₃₁	#8670	direct (N × H)
262. Q₈	C₃₁×#108	semidirect
265. D₄	C₃₁×#108	semidirect

Maximal subgroups

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

subgroup	index
C₈×#41×C₃₁	2
C₄×C₃₁×#108	2
C₃₁×#1566	2
C₃₁×#1489	2
C₃₁×#1299	2
#8670	31

Subgroups — C31×#8670 #21465429

Conjugacy classes of subgroups

Complements

Maximal subgroups

Subgroups — C₃₁×#8670 #21465429