Subgroups — C₃₁×#19655 #21476414

Order 7936.

798 conjugacy classes of subgroups.

The subgroup lattice has 302 nodes — too large to display as a diagram.

Conjugacy classes of subgroups

#	subgroup	G/H	class size	multiplicity	normal?	properties
1	C₃₁×#3227	C₂	1	2	yes	maximal, complemented
2	C₃₁×#3206	C₂	1	2	yes	maximal, complemented
3	C₂×C₃₁×#500	C₂	1	1	yes	maximal, characteristic, complemented
4	C₃₁×#3147	C₂	1	1	yes	maximal, characteristic
5	C₃₁×#1714	C₂	1	4	yes	maximal, complemented
6	C₃₁×#1707	C₂	1	2	yes	maximal, complemented
7	C₃₁×#1706	C₂	1	2	yes	maximal, complemented
8	C₃₁×#1450	C₂	1	1	yes	maximal, characteristic, complemented
9	C₂×C₃₁×#135	—	2	2	no	—
10	C₃₁×#532	C₂²	1	2	yes	—
11	C₂×C₃₁×C₄⋊Q₈	C₂²	1	2	yes	—
12	C₃₁×#500	—	2	2	no	—
13	C₃₁×#500	C₂²	1	2	yes	—
14	C₃₁×#500	C₂²	1	2	yes	—
15	C₃₁×#498	C₂²	1	4	yes	—
16	C₃₁×#495	—	2	2	no	—
17	C₃₁×#494	C₂²	1	1	yes	characteristic
18	C₃₁×#493	C₂²	1	1	yes	characteristic
19	C₃₁×#492	C₂²	1	2	yes	—
20	C₃₁×#492	C₂²	1	4	yes	—
21	C₃₁×#487	C₂²	1	4	yes	—
22	C₃₁×#486	C₂²	1	4	yes	—
23	C₃₁×#481	—	2	4	no	—
24	C₃₁×#476	—	2	4	no	—
25	C₃₁×#461	—	2	4	no	—
26	C₃₁×#448	—	2	4	no	—
27	C₃₁×#431	C₂²	1	1	yes	characteristic
28	C₃₁×#431	C₂²	1	1	yes	characteristic
29	C₂×C₃₁×#107	—	2	2	no	—
30	C₂×C₄×C₈×C₃₁	C₂²	1	1	yes	characteristic
31	C₃₁×#322	C₂²	1	2	yes	—
32	C₈²×C₃₁	C₂²	1	2	yes	—
33	C₂×#41×C₃₁	—	2	2	no	—
34	C₂²×Q₈×C₃₁	—	2	2	no	—
35	C₃₁×#135	—	4	8	no	—
36	C₂×Q₁₆×C₃₁	—	2	2	no	—
37	C₂×SD₁₆×C₃₁	—	2	4	no	—
38	C₂×SD₁₆×C₃₁	—	2	8	no	—
39	C₂×D₈×C₃₁	—	2	2	no	—
40	C₂²×C₈×C₃₁	D₄	1	2	yes	—
41	C₃₁×C₄⋊Q₈	—	2	2	no	—
42	C₃₁×C₄⋊Q₈	—	2	2	no	—
43	C₃₁×C₄⋊Q₈	—	2	2	no	—
44	C₃₁×C₄⋊Q₈	C₂³	1	4	yes	—
45	C₃₁×C₄⋊Q₈	C₂³	1	2	yes	—
46	C₃₁×#127	C₂³	1	2	yes	—
47	C₃₁×#124	—	2	2	no	—
48	C₃₁×#121	—	2	2	no	—
49	C₃₁×#121	—	2	2	no	—
50	C₄×D₄×C₃₁	—	2	2	no	—
51	C₄×D₄×C₃₁	—	2	2	no	—
52	C₂×C₄⋊C₄×C₃₁	—	2	2	no	—
53	C₂×C₄⋊C₄×C₃₁	—	2	2	no	—
54	C₂×C₄²×C₃₁	C₂³	1	1	yes	characteristic
55	C₃₁×#107	—	2	4	no	—
56	C₃₁×#107	—	2	4	no	—
57	C₃₁×#106	—	2	8	no	—
58	C₃₁×C₄⋊C₈	D₄	1	2	yes	—
59	C₃₁×C₄⋊C₈	D₄	1	2	yes	—
60	C₃₁×#103	—	2	8	no	—
61	C₃₁×#102	—	2	8	no	—
62	C₃₁×C₂²⋊C₈	D₄	1	2	yes	—
63	C₃₁×C₂²⋊C₈	D₄	1	2	yes	—
64	C₄×C₈×C₃₁	D₄	1	2	yes	—
65	C₄×C₈×C₃₁	C₂³	1	1	yes	characteristic
66	C₄×C₈×C₃₁	C₂³	1	1	yes	characteristic
67	C₄×C₈×C₃₁	C₂³	1	2	yes	—
68	C₄×C₈×C₃₁	C₂³	1	2	yes	—
69	#41×C₃₁	—	4	8	no	—
70	C₂×Q₈×C₃₁	—	2	4	no	—
71	C₂×Q₈×C₃₁	—	2	2	no	—
72	C₂×Q₈×C₃₁	—	4	2	no	—
73	C₂×Q₈×C₃₁	—	8	4	no	—
74	C₂×D₄×C₃₁	—	2	2	no	—
75	C₂×D₄×C₃₁	—	2	2	no	—
76	C₂×D₄×C₃₁	—	2	2	no	—
77	C₂×D₄×C₃₁	—	4	2	no	—
78	C₂²×C₄×C₃₁	—	4	2	no	—
79	C₂²×C₄×C₃₁	—	4	2	no	—
80	C₂²×C₄×C₃₁	C₂×D₄	1	1	yes	characteristic
81	C₂²×C₄×C₃₁	C₂×D₄	1	1	yes	characteristic
82	C₂²×C₄×C₃₁	C₂×D₄	1	1	yes	characteristic
83	Q₁₆×C₃₁	—	4	4	no	—
84	SD₁₆×C₃₁	—	4	8	no	—
85	SD₁₆×C₃₁	—	8	8	no	—
86	D₈×C₃₁	—	4	4	no	—
87	C₂×C₈×C₃₁	SD₁₆	1	8	yes	complemented
88	C₂×C₈×C₃₁	C₂×D₄	1	4	yes	—
89	C₂×C₈×C₃₁	C₂×D₄	1	4	yes	—
90	C₂×C₈×C₃₁	C₂×D₄	1	2	yes	—
91	C₂×C₈×C₃₁	C₂×D₄	1	2	yes	—
92	C₄⋊C₄×C₃₁	—	2	4	no	—
93	C₄⋊C₄×C₃₁	—	2	2	no	—
94	C₄⋊C₄×C₃₁	—	2	2	no	—
95	C₄⋊C₄×C₃₁	—	2	4	no	—
96	C₄⋊C₄×C₃₁	—	4	2	no	—
97	C₄⋊C₄×C₃₁	—	4	2	no	—
98	C₂²⋊C₄×C₃₁	—	4	2	no	—
99	C₂²⋊C₄×C₃₁	—	4	2	no	—
100	C₄²×C₃₁	C₂×D₄	1	1	yes	characteristic
101	C₄²×C₃₁	C₂×D₄	1	1	yes	characteristic
102	C₄²×C₃₁	C₂×D₄	1	1	yes	characteristic
103	C₄²×C₃₁	C₂⁴	1	1	yes	characteristic
104	#19655	C₃₁	1	1	yes	maximal, characteristic, direct product factor, Sylow
105	C₂³×C₃₁	—	4	2	no	—
106	C₂³×C₃₁	#127	1	1	yes	characteristic
107	Q₈×C₃₁	—	4	4	no	—
108	Q₈×C₃₁	—	4	8	no	—
109	Q₈×C₃₁	—	8	4	no	—
110	D₄×C₃₁	—	4	4	no	—
111	D₄×C₃₁	—	4	4	no	—
112	D₄×C₃₁	—	4	4	no	—
113	D₄×C₃₁	—	8	4	no	—
114	C₂×C₄×C₃₁	—	2	2	no	—
115	C₂×C₄×C₃₁	—	2	2	no	—
116	C₂×C₄×C₃₁	—	4	2	no	—
117	C₂×C₄×C₃₁	—	4	4	no	—
118	C₂×C₄×C₃₁	—	8	4	no	—
119	C₂×C₄×C₃₁	—	8	4	no	—
120	C₂×C₄×C₃₁	#127	1	1	yes	characteristic
121	C₂×C₄×C₃₁	#127	1	1	yes	characteristic
122	C₂×C₄×C₃₁	#127	1	1	yes	characteristic
123	C₂×C₄×C₃₁	C₂×SD₁₆	1	4	yes	—
124	C₂×C₄×C₃₁	C₂²×D₄	1	1	yes	characteristic
125	C₂×C₄×C₃₁	C₂²×D₄	1	1	yes	characteristic
126	C₂×C₄×C₃₁	C₂²×D₄	1	1	yes	characteristic
127	C₈×C₃₁	—	2	4	no	—
128	C₈×C₃₁	—	2	4	no	—
129	C₈×C₃₁	C₂×SD₁₆	1	4	yes	—
130	C₈×C₃₁	C₂×SD₁₆	1	4	yes	—
131	#3227	C₂×C₃₁	1	2	yes	complemented
132	#3206	C₂×C₃₁	1	2	yes	complemented
133	C₂×#500	C₂×C₃₁	1	1	yes	characteristic, complemented
134	#3147	C₂×C₃₁	1	1	yes	characteristic
135	#1714	C₂×C₃₁	1	4	yes	complemented
136	#1707	C₂×C₃₁	1	2	yes	complemented
137	#1706	C₂×C₃₁	1	2	yes	complemented
138	#1450	C₂×C₃₁	1	1	yes	characteristic, complemented
139	C₂²×C₃₁	—	2	1	no	—
140	C₂²×C₃₁	—	2	1	no	—
141	C₂²×C₃₁	—	8	2	no	—
142	C₂²×C₃₁	—	8	2	no	—
143	C₂²×C₃₁	—	8	2	no	—
144	C₂²×C₃₁	#492	1	2	yes	—
145	C₂²×C₃₁	C₂×#127	1	1	yes	characteristic
146	C₄×C₃₁	—	2	1	no	—
147	C₄×C₃₁	—	2	1	no	—
148	C₄×C₃₁	—	8	2	no	—
149	C₄×C₃₁	—	8	4	no	—
150	C₄×C₃₁	#492	1	2	yes	—
151	C₄×C₃₁	C₂²×SD₁₆	1	2	yes	—
152	C₄×C₃₁	#576	1	2	yes	—
153	C₄×C₃₁	#578	1	2	yes	—
154	C₂×#135	—	2	2	no	—
155	#532	C₂²×C₃₁	1	2	yes	—
156	C₂×C₄⋊Q₈	C₂²×C₃₁	1	2	yes	—
157	#500	—	2	2	no	—
158	#500	C₂²×C₃₁	1	2	yes	—
159	#500	C₂²×C₃₁	1	2	yes	—
160	#498	C₂²×C₃₁	1	4	yes	—
161	#495	—	2	2	no	—
162	#494	C₂²×C₃₁	1	1	yes	characteristic
163	#493	C₂²×C₃₁	1	1	yes	characteristic
164	#492	C₂²×C₃₁	1	2	yes	—
165	#492	C₂²×C₃₁	1	4	yes	—
166	#487	C₂²×C₃₁	1	4	yes	—
167	#486	C₂²×C₃₁	1	4	yes	—
168	#481	—	2	4	no	—
169	#476	—	2	4	no	—
170	#461	—	2	4	no	—
171	#448	—	2	4	no	—
172	#431	C₂²×C₃₁	1	1	yes	characteristic
173	#431	C₂²×C₃₁	1	1	yes	characteristic
174	C₂×#107	—	2	2	no	—
175	C₂×C₄×C₈	C₂²×C₃₁	1	1	yes	characteristic
176	#322	C₂²×C₃₁	1	2	yes	—
177	C₈²	C₂²×C₃₁	1	2	yes	—
178	C₂×C₃₁	—	2	2	no	—
179	C₂×C₃₁	—	16	2	no	—
180	C₂×C₃₁	C₂×#492	1	1	yes	characteristic
181	C₂×C₃₁	#3155	1	1	yes	characteristic
182	C₂×C₃₁	#3156	1	1	yes	characteristic
183	C₂×#41	—	2	2	no	—
184	C₂²×Q₈	—	2	2	no	—
185	#135	—	4	8	no	—
186	C₂×Q₁₆	—	2	2	no	—
187	C₂×SD₁₆	—	2	4	no	—
188	C₂×SD₁₆	—	2	8	no	—
189	C₂×D₈	—	2	2	no	—
190	C₂²×C₈	D₄×C₃₁	1	2	yes	—
191	C₄⋊Q₈	—	2	2	no	—
192	C₄⋊Q₈	—	2	2	no	—
193	C₄⋊Q₈	—	2	2	no	—
194	C₄⋊Q₈	C₂³×C₃₁	1	4	yes	—
195	C₄⋊Q₈	C₂³×C₃₁	1	2	yes	—
196	#127	C₂³×C₃₁	1	2	yes	—
197	#124	—	2	2	no	—
198	#121	—	2	2	no	—
199	#121	—	2	2	no	—
200	C₄×D₄	—	2	2	no	—
201	C₄×D₄	—	2	2	no	—
202	C₂×C₄⋊C₄	—	2	2	no	—
203	C₂×C₄⋊C₄	—	2	2	no	—
204	C₂×C₄²	C₂³×C₃₁	1	1	yes	characteristic
205	#107	—	2	4	no	—
206	#107	—	2	4	no	—
207	#106	—	2	8	no	—
208	C₄⋊C₈	D₄×C₃₁	1	2	yes	—
209	C₄⋊C₈	D₄×C₃₁	1	2	yes	—
210	#103	—	2	8	no	—
211	#102	—	2	8	no	—
212	C₂²⋊C₈	D₄×C₃₁	1	2	yes	—
213	C₂²⋊C₈	D₄×C₃₁	1	2	yes	—
214	C₄×C₈	D₄×C₃₁	1	2	yes	—
215	C₄×C₈	C₂³×C₃₁	1	1	yes	characteristic
216	C₄×C₈	C₂³×C₃₁	1	2	yes	—
217	C₄×C₈	C₂³×C₃₁	1	2	yes	—
218	C₄×C₈	C₂³×C₃₁	1	1	yes	characteristic
219	C₃₁	#19655	1	1	yes	characteristic, direct product factor, Sylow
220	#41	—	4	8	no	—
221	C₂×Q₈	—	2	4	no	—
222	C₂×Q₈	—	2	2	no	—
223	C₂×Q₈	—	4	2	no	—
224	C₂×Q₈	—	8	4	no	—
225	C₂×D₄	—	2	2	no	—
226	C₂×D₄	—	2	2	no	—
227	C₂×D₄	—	2	2	no	—
228	C₂×D₄	—	4	2	no	—
229	C₂²×C₄	—	4	2	no	—
230	C₂²×C₄	—	4	2	no	—
231	C₂²×C₄	C₂×D₄×C₃₁	1	1	yes	characteristic
232	C₂²×C₄	C₂×D₄×C₃₁	1	1	yes	characteristic
233	C₂²×C₄	C₂×D₄×C₃₁	1	1	yes	characteristic
234	Q₁₆	—	4	4	no	—
235	SD₁₆	—	4	8	no	—
236	SD₁₆	—	8	8	no	—
237	D₈	—	4	4	no	—
238	C₂×C₈	SD₁₆×C₃₁	1	8	yes	complemented
239	C₂×C₈	C₂×D₄×C₃₁	1	4	yes	—
240	C₂×C₈	C₂×D₄×C₃₁	1	4	yes	—
241	C₂×C₈	C₂×D₄×C₃₁	1	2	yes	—
242	C₂×C₈	C₂×D₄×C₃₁	1	2	yes	—
243	C₄⋊C₄	—	2	4	no	—
244	C₄⋊C₄	—	2	2	no	—
245	C₄⋊C₄	—	2	2	no	—
246	C₄⋊C₄	—	2	4	no	—
247	C₄⋊C₄	—	4	2	no	—
248	C₄⋊C₄	—	4	2	no	—
249	C₂²⋊C₄	—	4	2	no	—
250	C₂²⋊C₄	—	4	2	no	—
251	C₄²	C₂×D₄×C₃₁	1	1	yes	characteristic
252	C₄²	C₂×D₄×C₃₁	1	1	yes	characteristic
253	C₄²	C₂×D₄×C₃₁	1	1	yes	characteristic
254	C₄²	C₂⁴×C₃₁	1	1	yes	characteristic
255	C₂³	—	4	2	no	—
256	C₂³	C₃₁×#127	1	1	yes	characteristic
257	Q₈	—	4	4	no	—
258	Q₈	—	4	8	no	—
259	Q₈	—	8	4	no	—
260	D₄	—	4	4	no	—
261	D₄	—	4	4	no	—
262	D₄	—	4	4	no	—
263	D₄	—	8	4	no	—
264	C₂×C₄	—	2	2	no	—
265	C₂×C₄	—	2	2	no	—
266	C₂×C₄	—	4	2	no	—
267	C₂×C₄	—	4	4	no	—
268	C₂×C₄	—	8	4	no	—
269	C₂×C₄	—	8	4	no	—
270	C₂×C₄	C₃₁×#127	1	1	yes	characteristic
271	C₂×C₄	C₃₁×#127	1	1	yes	characteristic
272	C₂×C₄	C₃₁×#127	1	1	yes	characteristic
273	C₂×C₄	C₂×SD₁₆×C₃₁	1	4	yes	—
274	C₂×C₄	C₂²×D₄×C₃₁	1	1	yes	characteristic
275	C₂×C₄	C₂²×D₄×C₃₁	1	1	yes	characteristic
276	C₂×C₄	C₂²×D₄×C₃₁	1	1	yes	characteristic
277	C₈	—	2	4	no	—
278	C₈	—	2	4	no	—
279	C₈	C₂×SD₁₆×C₃₁	1	4	yes	—
280	C₈	C₂×SD₁₆×C₃₁	1	4	yes	—
281	C₂²	—	2	1	no	—
282	C₂²	—	2	1	no	—
283	C₂²	—	8	2	no	—
284	C₂²	—	8	2	no	—
285	C₂²	—	8	2	no	—
286	C₂²	C₃₁×#492	1	2	yes	—
287	C₂²	C₂×C₃₁×#127	1	1	yes	characteristic
288	C₄	—	2	1	no	—
289	C₄	—	2	1	no	—
290	C₄	—	8	2	no	—
291	C₄	—	8	4	no	—
292	C₄	C₃₁×#492	1	2	yes	—
293	C₄	C₂²×SD₁₆×C₃₁	1	2	yes	—
294	C₄	C₃₁×#576	1	2	yes	—
295	C₄	C₃₁×#578	1	2	yes	—
296	C₂	—	2	2	no	—
297	C₂	—	16	2	no	—
298	C₂	C₂×C₃₁×#492	1	1	yes	characteristic
299	C₂	C₃₁×#3155	1	1	yes	characteristic
300	C₂	C₃₁×#3156	1	1	yes	characteristic

	subgroup	G/H
center, socle	C₂²×C₃₁	C₂×#127
commutator, Frattini, cosocle	C₄²	C₂⁴×C₃₁
prime radical	C₃₁×#3147	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
1. C₃₁×#3227	C₂	semidirect
2. C₃₁×#3206	C₂	semidirect
3. C₂×C₃₁×#500	C₂	semidirect
5. C₃₁×#1714	C₂	semidirect
6. C₃₁×#1707	C₂	semidirect
7. C₃₁×#1706	C₂	semidirect
8. C₃₁×#1450	C₂	semidirect
87. C₂×C₈×C₃₁	SD₁₆	semidirect
104. #19655	C₃₁	direct (N × H)
131. #3227	C₂×C₃₁	semidirect
132. #3206	C₂×C₃₁	semidirect
133. C₂×#500	C₂×C₃₁	semidirect
135. #1714	C₂×C₃₁	semidirect
136. #1707	C₂×C₃₁	semidirect
137. #1706	C₂×C₃₁	semidirect
138. #1450	C₂×C₃₁	semidirect
219. C₃₁	#19655	direct (N × H)
238. C₂×C₈	SD₁₆×C₃₁	semidirect

Maximal subgroups

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

subgroup	index
C₃₁×#3227	2
C₃₁×#3206	2
C₂×C₃₁×#500	2
C₃₁×#3147	2
C₃₁×#1714	2
C₃₁×#1707	2
C₃₁×#1706	2
C₃₁×#1450	2
#19655	31

Subgroups — C31×#19655 #21476414

Conjugacy classes of subgroups

Complements

Maximal subgroups

Subgroups — C₃₁×#19655 #21476414