Subgroups — C₃₁×#19754 #21476513

Order 7936.

728 conjugacy classes of subgroups.

The subgroup lattice has 318 nodes — too large to display as a diagram.

Conjugacy classes of subgroups

#	subgroup	G/H	class size	multiplicity	normal?	properties
1	C₃₁×#3184	C₂	1	1	yes	maximal, characteristic
2	C₃₁×#3182	C₂	1	2	yes	maximal, complemented
3	C₃₁×#3141	C₂	1	2	yes	maximal, complemented
4	C₃₁×#3139	C₂	1	1	yes	maximal, characteristic, complemented
5	C₃₁×#1719	C₂	1	2	yes	maximal, complemented
6	C₃₁×#1718	C₂	1	2	yes	maximal, complemented
7	C₃₁×#1717	C₂	1	2	yes	maximal, complemented
8	C₃₁×#1711	C₂	1	2	yes	maximal, complemented
9	C₃₁×#1455	C₂	1	1	yes	maximal, characteristic, complemented
10	C₃₁×#533	C₂²	1	1	yes	characteristic
11	C₃₁×#532	C₂²	1	2	yes	—
12	C₂×C₃₁×C₄⋊Q₈	C₂²	1	1	yes	characteristic
13	C₃₁×#500	C₂²	1	2	yes	—
14	C₃₁×#498	C₂²	1	1	yes	characteristic
15	C₃₁×#493	C₂²	1	1	yes	characteristic
16	C₃₁×#492	C₂²	1	2	yes	—
17	C₃₁×#491	—	2	2	no	—
18	C₃₁×#489	—	2	4	no	—
19	C₃₁×#487	C₂²	1	2	yes	—
20	C₃₁×#487	C₂²	1	2	yes	—
21	C₃₁×#487	C₂²	1	2	yes	—
22	C₃₁×#487	C₂²	1	2	yes	—
23	C₃₁×#487	C₂²	1	2	yes	—
24	C₃₁×#486	C₂²	1	2	yes	—
25	C₃₁×#486	C₂²	1	2	yes	—
26	C₃₁×#486	C₂²	1	2	yes	—
27	C₃₁×#486	C₂²	1	2	yes	—
28	C₃₁×#469	—	2	2	no	—
29	C₃₁×#468	—	2	4	no	—
30	C₃₁×#442	—	2	2	no	—
31	C₃₁×#440	—	2	4	no	—
32	C₃₁×#419	—	2	2	no	—
33	C₃₁×#417	—	2	4	no	—
34	C₄×M₁₆×C₃₁	C₂²	1	1	yes	characteristic
35	C₄×M₁₆×C₃₁	C₂²	1	2	yes	—
36	C₃₁×#322	C₂²	1	2	yes	—
37	C₃₁×#322	C₂²	1	1	yes	characteristic
38	C₈²×C₃₁	C₂²	1	1	yes	characteristic
39	C₂×#41×C₃₁	—	2	2	no	—
40	C₂²×Q₈×C₃₁	—	2	1	no	—
41	C₂×SD₁₆×C₃₁	—	2	4	no	—
42	C₂×D₈×C₃₁	—	2	2	no	—
43	C₂×M₁₆×C₃₁	D₄	1	4	yes	—
44	C₂×M₁₆×C₃₁	D₄	1	2	yes	—
45	C₃₁×C₄⋊Q₈	—	2	2	no	—
46	C₃₁×C₄⋊Q₈	—	2	1	no	—
47	C₃₁×C₄⋊Q₈	C₂³	1	2	yes	—
48	C₃₁×C₄⋊Q₈	C₂³	1	2	yes	—
49	C₃₁×C₄⋊Q₈	C₂³	1	2	yes	—
50	C₃₁×#127	C₂³	1	2	yes	—
51	C₃₁×#125	—	2	1	no	—
52	C₃₁×#124	—	2	2	no	—
53	C₃₁×C₂²⋊Q₈	—	2	2	no	—
54	C₃₁×#121	—	2	2	no	—
55	C₃₁×#121	—	2	2	no	—
56	C₄×Q₈×C₃₁	—	2	2	no	—
57	C₄×D₄×C₃₁	—	2	2	no	—
58	C₄×D₄×C₃₁	—	2	2	no	—
59	C₃₁×#117	—	2	1	no	—
60	C₂×C₄⋊C₄×C₃₁	—	2	2	no	—
61	C₂×C₄²×C₃₁	C₂³	1	1	yes	characteristic
62	C₃₁×#107	—	2	4	no	—
63	C₃₁×#106	—	2	2	no	—
64	C₃₁×#103	—	2	4	no	—
65	C₃₁×#103	—	2	4	no	—
66	C₃₁×#103	—	2	4	no	—
67	C₃₁×#103	—	2	4	no	—
68	C₃₁×#103	—	2	4	no	—
69	C₃₁×#102	—	2	4	no	—
70	C₃₁×#102	—	2	4	no	—
71	C₃₁×#102	—	2	4	no	—
72	C₃₁×#102	—	2	4	no	—
73	C₃₁×#97	D₄	1	4	yes	—
74	C₃₁×#97	D₄	1	2	yes	—
75	C₄×C₈×C₃₁	C₂³	1	1	yes	characteristic
76	C₄×C₈×C₃₁	C₂³	1	2	yes	—
77	C₄×C₈×C₃₁	C₂³	1	2	yes	—
78	C₄×C₈×C₃₁	C₂³	1	1	yes	characteristic
79	#41×C₃₁	—	4	8	no	—
80	C₂×Q₈×C₃₁	—	2	2	no	—
81	C₂×Q₈×C₃₁	—	2	2	no	—
82	C₂×Q₈×C₃₁	—	2	2	no	—
83	C₂×Q₈×C₃₁	—	4	4	no	—
84	C₂×Q₈×C₃₁	—	4	1	no	—
85	C₂×D₄×C₃₁	—	2	2	no	—
86	C₂×D₄×C₃₁	—	2	2	no	—
87	C₂×D₄×C₃₁	—	2	2	no	—
88	C₂×D₄×C₃₁	—	4	2	no	—
89	C₂²×C₄×C₃₁	—	4	1	no	—
90	C₂²×C₄×C₃₁	—	4	2	no	—
91	C₂²×C₄×C₃₁	C₂×D₄	1	2	yes	—
92	C₂²×C₄×C₃₁	C₂×D₄	1	1	yes	characteristic
93	SD₁₆×C₃₁	—	4	8	no	—
94	D₈×C₃₁	—	4	4	no	—
95	M₁₆×C₃₁	—	4	2	no	—
96	M₁₆×C₃₁	—	4	4	no	—
97	C₂×C₈×C₃₁	C₂×D₄	1	4	yes	—
98	C₂×C₈×C₃₁	C₂×D₄	1	2	yes	—
99	C₂×C₈×C₃₁	C₂×D₄	1	4	yes	—
100	C₂×C₈×C₃₁	C₂×D₄	1	2	yes	—
101	C₄⋊C₄×C₃₁	—	2	2	no	—
102	C₄⋊C₄×C₃₁	—	2	2	no	—
103	C₄⋊C₄×C₃₁	—	2	2	no	—
104	C₄⋊C₄×C₃₁	—	2	2	no	—
105	C₄⋊C₄×C₃₁	—	2	2	no	—
106	C₄⋊C₄×C₃₁	—	2	2	no	—
107	C₄⋊C₄×C₃₁	—	4	2	no	—
108	C₄⋊C₄×C₃₁	—	4	2	no	—
109	C₂²⋊C₄×C₃₁	—	4	1	no	—
110	C₂²⋊C₄×C₃₁	—	4	2	no	—
111	C₂²⋊C₄×C₃₁	—	4	2	no	—
112	C₄²×C₃₁	—	4	1	no	—
113	C₄²×C₃₁	C₂×D₄	1	1	yes	characteristic
114	C₄²×C₃₁	C₂×D₄	1	2	yes	—
115	C₄²×C₃₁	C₂⁴	1	1	yes	characteristic
116	#19754	C₃₁	1	1	yes	maximal, characteristic, direct product factor, Sylow
117	C₂³×C₃₁	—	4	2	no	—
118	C₂³×C₃₁	#127	1	1	yes	characteristic
119	Q₈×C₃₁	—	4	4	no	—
120	Q₈×C₃₁	—	4	4	no	—
121	Q₈×C₃₁	—	4	4	no	—
122	Q₈×C₃₁	—	8	2	no	—
123	D₄×C₃₁	—	4	4	no	—
124	D₄×C₃₁	—	4	4	no	—
125	D₄×C₃₁	—	4	4	no	—
126	D₄×C₃₁	—	8	4	no	—
127	C₂×C₄×C₃₁	—	2	2	no	—
128	C₂×C₄×C₃₁	—	2	4	no	—
129	C₂×C₄×C₃₁	—	4	2	no	—
130	C₂×C₄×C₃₁	—	4	2	no	—
131	C₂×C₄×C₃₁	—	4	2	no	—
132	C₂×C₄×C₃₁	—	8	4	no	—
133	C₂×C₄×C₃₁	—	8	2	no	—
134	C₂×C₄×C₃₁	#127	1	1	yes	characteristic
135	C₂×C₄×C₃₁	#127	1	2	yes	—
136	C₂×C₄×C₃₁	C₂²×D₄	1	1	yes	characteristic
137	C₂×C₄×C₃₁	C₂²×D₄	1	2	yes	—
138	C₈×C₃₁	—	2	2	no	—
139	C₈×C₃₁	—	2	4	no	—
140	C₈×C₃₁	—	2	2	no	—
141	C₈×C₃₁	—	2	4	no	—
142	#3184	C₂×C₃₁	1	1	yes	characteristic
143	#3182	C₂×C₃₁	1	2	yes	complemented
144	#3141	C₂×C₃₁	1	2	yes	complemented
145	#3139	C₂×C₃₁	1	1	yes	characteristic, complemented
146	#1719	C₂×C₃₁	1	2	yes	complemented
147	#1718	C₂×C₃₁	1	2	yes	complemented
148	#1717	C₂×C₃₁	1	2	yes	complemented
149	#1711	C₂×C₃₁	1	2	yes	complemented
150	#1455	C₂×C₃₁	1	1	yes	characteristic, complemented
151	C₂²×C₃₁	—	2	1	no	—
152	C₂²×C₃₁	—	2	2	no	—
153	C₂²×C₃₁	—	8	2	no	—
154	C₂²×C₃₁	—	8	2	no	—
155	C₂²×C₃₁	—	8	2	no	—
156	C₂²×C₃₁	C₂×#127	1	1	yes	characteristic
157	C₄×C₃₁	—	2	2	no	—
158	C₄×C₃₁	—	2	1	no	—
159	C₄×C₃₁	—	8	2	no	—
160	C₄×C₃₁	—	8	2	no	—
161	C₄×C₃₁	—	8	2	no	—
162	C₄×C₃₁	#575	1	2	yes	—
163	C₄×C₃₁	#575	1	4	yes	—
164	#533	C₂²×C₃₁	1	1	yes	characteristic
165	#532	C₂²×C₃₁	1	2	yes	—
166	C₂×C₄⋊Q₈	C₂²×C₃₁	1	1	yes	characteristic
167	#500	C₂²×C₃₁	1	2	yes	—
168	#498	C₂²×C₃₁	1	1	yes	characteristic
169	#493	C₂²×C₃₁	1	1	yes	characteristic
170	#492	C₂²×C₃₁	1	2	yes	—
171	#491	—	2	2	no	—
172	#489	—	2	4	no	—
173	#487	C₂²×C₃₁	1	2	yes	—
174	#487	C₂²×C₃₁	1	2	yes	—
175	#487	C₂²×C₃₁	1	2	yes	—
176	#487	C₂²×C₃₁	1	2	yes	—
177	#487	C₂²×C₃₁	1	2	yes	—
178	#486	C₂²×C₃₁	1	2	yes	—
179	#486	C₂²×C₃₁	1	2	yes	—
180	#486	C₂²×C₃₁	1	2	yes	—
181	#486	C₂²×C₃₁	1	2	yes	—
182	#469	—	2	2	no	—
183	#468	—	2	4	no	—
184	#442	—	2	2	no	—
185	#440	—	2	4	no	—
186	#419	—	2	2	no	—
187	#417	—	2	4	no	—
188	C₄×M₁₆	C₂²×C₃₁	1	1	yes	characteristic
189	C₄×M₁₆	C₂²×C₃₁	1	2	yes	—
190	#322	C₂²×C₃₁	1	2	yes	—
191	#322	C₂²×C₃₁	1	1	yes	characteristic
192	C₈²	C₂²×C₃₁	1	1	yes	characteristic
193	C₂×C₃₁	—	4	1	no	—
194	C₂×C₃₁	—	16	2	no	—
195	C₂×C₃₁	#3153	1	2	yes	—
196	C₂×C₃₁	#3153	1	1	yes	characteristic
197	C₂×#41	—	2	2	no	—
198	C₂²×Q₈	—	2	1	no	—
199	C₂×SD₁₆	—	2	4	no	—
200	C₂×D₈	—	2	2	no	—
201	C₂×M₁₆	D₄×C₃₁	1	4	yes	—
202	C₂×M₁₆	D₄×C₃₁	1	2	yes	—
203	C₄⋊Q₈	—	2	2	no	—
204	C₄⋊Q₈	—	2	1	no	—
205	C₄⋊Q₈	C₂³×C₃₁	1	2	yes	—
206	C₄⋊Q₈	C₂³×C₃₁	1	2	yes	—
207	C₄⋊Q₈	C₂³×C₃₁	1	2	yes	—
208	#127	C₂³×C₃₁	1	2	yes	—
209	#125	—	2	1	no	—
210	#124	—	2	2	no	—
211	C₂²⋊Q₈	—	2	2	no	—
212	#121	—	2	2	no	—
213	#121	—	2	2	no	—
214	C₄×Q₈	—	2	2	no	—
215	C₄×D₄	—	2	2	no	—
216	C₄×D₄	—	2	2	no	—
217	#117	—	2	1	no	—
218	C₂×C₄⋊C₄	—	2	2	no	—
219	C₂×C₄²	C₂³×C₃₁	1	1	yes	characteristic
220	#107	—	2	4	no	—
221	#106	—	2	2	no	—
222	#103	—	2	4	no	—
223	#103	—	2	4	no	—
224	#103	—	2	4	no	—
225	#103	—	2	4	no	—
226	#103	—	2	4	no	—
227	#102	—	2	4	no	—
228	#102	—	2	4	no	—
229	#102	—	2	4	no	—
230	#102	—	2	4	no	—
231	#97	D₄×C₃₁	1	4	yes	—
232	#97	D₄×C₃₁	1	2	yes	—
233	C₄×C₈	C₂³×C₃₁	1	2	yes	—
234	C₄×C₈	C₂³×C₃₁	1	1	yes	characteristic
235	C₄×C₈	C₂³×C₃₁	1	2	yes	—
236	C₄×C₈	C₂³×C₃₁	1	1	yes	characteristic
237	C₃₁	#19754	1	1	yes	characteristic, direct product factor, Sylow
238	#41	—	4	8	no	—
239	C₂×Q₈	—	2	2	no	—
240	C₂×Q₈	—	2	2	no	—
241	C₂×Q₈	—	2	2	no	—
242	C₂×Q₈	—	4	4	no	—
243	C₂×Q₈	—	4	1	no	—
244	C₂×D₄	—	2	2	no	—
245	C₂×D₄	—	2	2	no	—
246	C₂×D₄	—	2	2	no	—
247	C₂×D₄	—	4	2	no	—
248	C₂²×C₄	—	4	1	no	—
249	C₂²×C₄	—	4	2	no	—
250	C₂²×C₄	C₂×D₄×C₃₁	1	2	yes	—
251	C₂²×C₄	C₂×D₄×C₃₁	1	1	yes	characteristic
252	SD₁₆	—	4	8	no	—
253	D₈	—	4	4	no	—
254	M₁₆	—	4	2	no	—
255	M₁₆	—	4	4	no	—
256	C₂×C₈	C₂×D₄×C₃₁	1	4	yes	—
257	C₂×C₈	C₂×D₄×C₃₁	1	2	yes	—
258	C₂×C₈	C₂×D₄×C₃₁	1	4	yes	—
259	C₂×C₈	C₂×D₄×C₃₁	1	2	yes	—
260	C₄⋊C₄	—	2	2	no	—
261	C₄⋊C₄	—	2	2	no	—
262	C₄⋊C₄	—	2	2	no	—
263	C₄⋊C₄	—	2	2	no	—
264	C₄⋊C₄	—	2	2	no	—
265	C₄⋊C₄	—	2	2	no	—
266	C₄⋊C₄	—	4	2	no	—
267	C₄⋊C₄	—	4	2	no	—
268	C₂²⋊C₄	—	4	1	no	—
269	C₂²⋊C₄	—	4	2	no	—
270	C₂²⋊C₄	—	4	2	no	—
271	C₄²	—	4	1	no	—
272	C₄²	C₂×D₄×C₃₁	1	1	yes	characteristic
273	C₄²	C₂×D₄×C₃₁	1	2	yes	—
274	C₄²	C₂⁴×C₃₁	1	1	yes	characteristic
275	C₂³	—	4	2	no	—
276	C₂³	C₃₁×#127	1	1	yes	characteristic
277	Q₈	—	4	4	no	—
278	Q₈	—	4	4	no	—
279	Q₈	—	4	4	no	—
280	Q₈	—	8	2	no	—
281	D₄	—	4	4	no	—
282	D₄	—	4	4	no	—
283	D₄	—	4	4	no	—
284	D₄	—	8	4	no	—
285	C₂×C₄	—	2	2	no	—
286	C₂×C₄	—	2	4	no	—
287	C₂×C₄	—	4	2	no	—
288	C₂×C₄	—	4	2	no	—
289	C₂×C₄	—	4	2	no	—
290	C₂×C₄	—	8	4	no	—
291	C₂×C₄	—	8	2	no	—
292	C₂×C₄	C₃₁×#127	1	1	yes	characteristic
293	C₂×C₄	C₃₁×#127	1	2	yes	—
294	C₂×C₄	C₂²×D₄×C₃₁	1	1	yes	characteristic
295	C₂×C₄	C₂²×D₄×C₃₁	1	2	yes	—
296	C₈	—	2	2	no	—
297	C₈	—	2	4	no	—
298	C₈	—	2	2	no	—
299	C₈	—	2	4	no	—
300	C₂²	—	2	1	no	—
301	C₂²	—	2	2	no	—
302	C₂²	—	8	2	no	—
303	C₂²	—	8	2	no	—
304	C₂²	—	8	2	no	—
305	C₂²	C₂×C₃₁×#127	1	1	yes	characteristic
306	C₄	—	2	2	no	—
307	C₄	—	2	1	no	—
308	C₄	—	8	2	no	—
309	C₄	—	8	2	no	—
310	C₄	—	8	2	no	—
311	C₄	C₃₁×#575	1	2	yes	—
312	C₄	C₃₁×#575	1	4	yes	—
313	C₂	—	4	1	no	—
314	C₂	—	16	2	no	—
315	C₂	C₃₁×#3153	1	2	yes	—
316	C₂	C₃₁×#3153	1	1	yes	characteristic

	subgroup	G/H
center, socle	C₂²×C₃₁	C₂×#127
commutator, Frattini, cosocle	C₄²	C₂⁴×C₃₁
prime radical	C₃₁×#3184	C₂
LCS	G ▷ C₄² ▷ C₂² ▷ C₁
UCS	C₁ ◁ C₂²×C₃₁ ◁ C₂×C₄²×C₃₁ ◁ G

Complements

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

N	H ≅ G/N	type
2. C₃₁×#3182	C₂	semidirect
3. C₃₁×#3141	C₂	semidirect
4. C₃₁×#3139	C₂	semidirect
5. C₃₁×#1719	C₂	semidirect
6. C₃₁×#1718	C₂	semidirect
7. C₃₁×#1717	C₂	semidirect
8. C₃₁×#1711	C₂	semidirect
9. C₃₁×#1455	C₂	semidirect
116. #19754	C₃₁	direct (N × H)
143. #3182	C₂×C₃₁	semidirect
144. #3141	C₂×C₃₁	semidirect
145. #3139	C₂×C₃₁	semidirect
146. #1719	C₂×C₃₁	semidirect
147. #1718	C₂×C₃₁	semidirect
148. #1717	C₂×C₃₁	semidirect
149. #1711	C₂×C₃₁	semidirect
150. #1455	C₂×C₃₁	semidirect
237. C₃₁	#19754	direct (N × H)

Maximal subgroups

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

subgroup	index
C₃₁×#3184	2
C₃₁×#3182	2
C₃₁×#3141	2
C₃₁×#3139	2
C₃₁×#1719	2
C₃₁×#1718	2
C₃₁×#1717	2
C₃₁×#1711	2
C₃₁×#1455	2
#19754	31

Subgroups — C31×#19754 #21476513

Conjugacy classes of subgroups

Complements

Maximal subgroups

Subgroups — C₃₁×#19754 #21476513