Subgroups — C₃₁×#9868 #21466627

Order 7936.

512 conjugacy classes of subgroups.

The subgroup lattice has 280 nodes — too large to display as a diagram.

Conjugacy classes of subgroups

#	subgroup	G/H	class size	multiplicity	normal?	properties
1	C₄×C₃₁×C₄⋊Q₈	C₂	1	1	yes	maximal, characteristic
2	C₃₁×#1767	C₂	1	1	yes	maximal, characteristic
3	C₄×C₃₁×C₄⋊C₈	C₂	1	1	yes	maximal, characteristic
4	C₃₁×#1279	C₂	1	4	yes	maximal
5	C₂×C₃₁×C₄⋊Q₈	C₄	1	1	yes	characteristic
6	C₂×C₄×Q₈×C₃₁	—	2	1	no	—
7	C₂×C₃₁×C₄⋊C₈	—	2	1	no	—
8	C₂×C₃₁×C₄⋊C₈	C₂²	1	2	yes	—
9	C₂×C₃₁×#97	—	2	1	no	—
10	C₂×C₄×C₈×C₃₁	C₂²	1	2	yes	—
11	C₃₁×#391	—	2	1	no	—
12	C₃₁×#389	—	2	1	no	—
13	C₃₁×#389	C₄	1	2	yes	—
14	C₃₁×#384	C₄	1	1	yes	characteristic
15	C₄×C₄⋊C₄×C₃₁	—	2	1	no	—
16	C₄×C₄⋊C₄×C₃₁	C₂²	1	2	yes	—
17	C₄³×C₃₁	C₂²	1	1	yes	characteristic
18	C₃₁×#336	—	2	1	no	—
19	C₃₁×#336	—	2	1	no	—
20	C₂²×Q₈×C₃₁	—	2	1	no	—
21	C₂²×C₈×C₃₁	—	2	2	no	—
22	C₂²×C₈×C₃₁	—	2	2	no	—
23	C₃₁×C₄⋊Q₈	—	2	4	no	—
24	C₄×Q₈×C₃₁	—	4	4	no	—
25	C₂×C₄⋊C₄×C₃₁	—	2	1	no	—
26	C₂×C₄⋊C₄×C₃₁	—	2	1	no	—
27	C₂×C₄⋊C₄×C₃₁	—	2	2	no	—
28	C₂×C₄⋊C₄×C₃₁	—	2	1	no	—
29	C₂×C₄⋊C₄×C₃₁	C₂×C₄	1	2	yes	—
30	C₂×C₄⋊C₄×C₃₁	C₂×C₄	1	2	yes	—
31	C₂×C₄²×C₃₁	—	2	2	no	—
32	C₂×C₄²×C₃₁	C₂×C₄	1	1	yes	characteristic
33	C₂×C₄²×C₃₁	C₂×C₄	1	1	yes	characteristic
34	C₂×C₄²×C₃₁	D₄	1	1	yes	characteristic
35	C₂×C₄²×C₃₁	D₄	1	1	yes	characteristic
36	C₂×C₄²×C₃₁	D₄	1	1	yes	characteristic
37	C₂×C₄²×C₃₁	D₄	1	1	yes	characteristic
38	C₂×C₄²×C₃₁	C₂³	1	1	yes	characteristic
39	C₃₁×C₄⋊C₈	—	2	4	no	—
40	C₃₁×C₄⋊C₈	—	2	2	no	—
41	C₃₁×C₄⋊C₈	Q₈	1	4	yes	complemented
42	C₃₁×#97	—	4	2	no	—
43	C₄×C₈×C₃₁	—	2	4	no	—
44	C₃₁×#95	—	2	2	no	—
45	C₃₁×#95	—	2	2	no	—
46	C₂×Q₈×C₃₁	—	2	4	no	—
47	C₂×Q₈×C₃₁	—	4	2	no	—
48	C₂×Q₈×C₃₁	—	4	2	no	—
49	C₂²×C₄×C₃₁	—	2	2	no	—
50	C₂²×C₄×C₃₁	—	2	2	no	—
51	C₂²×C₄×C₃₁	C₂²⋊C₄	1	1	yes	characteristic
52	C₂²×C₄×C₃₁	C₂²⋊C₄	1	1	yes	characteristic
53	C₂²×C₄×C₃₁	C₂²⋊C₄	1	1	yes	characteristic
54	C₂²×C₄×C₃₁	C₂²⋊C₄	1	1	yes	characteristic
55	C₂²×C₄×C₃₁	C₂²×C₄	1	1	yes	characteristic
56	C₂²×C₄×C₃₁	C₂×D₄	1	1	yes	characteristic
57	C₂²×C₄×C₃₁	C₂×D₄	1	1	yes	characteristic
58	C₂×C₈×C₃₁	—	2	4	no	—
59	C₂×C₈×C₃₁	—	2	4	no	—
60	C₂×C₈×C₃₁	—	4	2	no	—
61	C₂×C₈×C₃₁	—	4	2	no	—
62	C₂×C₈×C₃₁	—	4	2	no	—
63	C₂×C₈×C₃₁	—	4	2	no	—
64	C₄⋊C₄×C₃₁	—	2	4	no	—
65	C₄⋊C₄×C₃₁	—	2	2	no	—
66	C₄⋊C₄×C₃₁	—	2	4	no	—
67	C₄⋊C₄×C₃₁	—	4	2	no	—
68	C₄⋊C₄×C₃₁	—	4	2	no	—
69	C₄⋊C₄×C₃₁	—	4	4	no	—
70	C₄⋊C₄×C₃₁	M₁₆	1	4	yes	—
71	C₄²×C₃₁	—	2	2	no	—
72	C₄²×C₃₁	—	2	2	no	—
73	C₄²×C₃₁	—	2	2	no	—
74	C₄²×C₃₁	—	2	2	no	—
75	C₄²×C₃₁	—	4	1	no	—
76	C₄²×C₃₁	—	4	4	no	—
77	C₄²×C₃₁	SD₁₆	1	2	yes	—
78	C₄²×C₃₁	Q₁₆	1	2	yes	—
79	C₄²×C₃₁	C₂×Q₈	1	2	yes	—
80	C₄²×C₃₁	#41	1	2	yes	—
81	#9868	C₃₁	1	1	yes	maximal, characteristic, direct product factor, Sylow
82	C₂³×C₃₁	C₂×C₂²⋊C₄	1	1	yes	characteristic
83	Q₈×C₃₁	—	4	8	no	—
84	C₂×C₄×C₃₁	—	2	1	no	—
85	C₂×C₄×C₃₁	—	2	1	no	—
86	C₂×C₄×C₃₁	—	2	1	no	—
87	C₂×C₄×C₃₁	—	2	1	no	—
88	C₂×C₄×C₃₁	—	2	1	no	—
89	C₂×C₄×C₃₁	—	2	1	no	—
90	C₂×C₄×C₃₁	—	2	1	no	—
91	C₂×C₄×C₃₁	—	2	1	no	—
92	C₂×C₄×C₃₁	—	2	4	no	—
93	C₂×C₄×C₃₁	—	2	1	no	—
94	C₂×C₄×C₃₁	—	2	1	no	—
95	C₂×C₄×C₃₁	—	2	1	no	—
96	C₂×C₄×C₃₁	—	4	2	no	—
97	C₂×C₄×C₃₁	—	4	2	no	—
98	C₂×C₄×C₃₁	—	4	2	no	—
99	C₂×C₄×C₃₁	—	4	2	no	—
100	C₂×C₄×C₃₁	—	4	2	no	—
101	C₂×C₄×C₃₁	#103	1	2	yes	—
102	C₂×C₄×C₃₁	#103	1	2	yes	—
103	C₂×C₄×C₃₁	#104	1	2	yes	—
104	C₂×C₄×C₃₁	C₄×Q₈	1	2	yes	—
105	C₂×C₄×C₃₁	C₂²⋊Q₈	1	2	yes	—
106	C₂×C₄×C₃₁	#124	1	1	yes	characteristic
107	C₂×C₄×C₃₁	C₄⋊Q₈	1	1	yes	characteristic
108	C₂×C₄×C₃₁	C₂×M₁₆	1	2	yes	—
109	C₂×C₄×C₃₁	#131	1	2	yes	—
110	C₂×C₄×C₃₁	C₂×SD₁₆	1	1	yes	characteristic
111	C₂×C₄×C₃₁	C₂×Q₁₆	1	1	yes	characteristic
112	C₂×C₄×C₃₁	AGL(1,ℤ/8)	1	2	yes	—
113	C₈×C₃₁	—	4	4	no	—
114	C₈×C₃₁	—	4	4	no	—
115	C₄×C₄⋊Q₈	C₂×C₃₁	1	1	yes	characteristic
116	#1767	C₂×C₃₁	1	1	yes	characteristic
117	C₄×C₄⋊C₈	C₂×C₃₁	1	1	yes	characteristic
118	#1279	C₂×C₃₁	1	4	yes	—
119	C₂²×C₃₁	#391	1	1	yes	characteristic
120	C₂²×C₃₁	#407	1	1	yes	characteristic
121	C₂²×C₃₁	#408	1	1	yes	characteristic
122	C₂²×C₃₁	C₂×#103	1	1	yes	characteristic
123	C₂²×C₃₁	#418	1	1	yes	characteristic
124	C₂²×C₃₁	C₂×#104	1	1	yes	characteristic
125	C₂²×C₃₁	#421	1	1	yes	characteristic
126	C₄×C₃₁	—	2	1	no	—
127	C₄×C₃₁	—	2	1	no	—
128	C₄×C₃₁	—	2	2	no	—
129	C₄×C₃₁	—	2	2	no	—
130	C₄×C₃₁	—	2	2	no	—
131	C₄×C₃₁	—	4	4	no	—
132	C₄×C₃₁	—	4	1	no	—
133	C₄×C₃₁	—	8	2	no	—
134	C₄×C₃₁	#446	1	4	yes	—
135	C₄×C₃₁	#476	1	2	yes	—
136	C₄×C₃₁	#477	1	2	yes	—
137	C₂×C₄⋊Q₈	C₄×C₃₁	1	1	yes	characteristic
138	C₂×C₄×Q₈	—	2	1	no	—
139	C₂×C₄⋊C₈	—	2	1	no	—
140	C₂×C₄⋊C₈	C₂²×C₃₁	1	2	yes	—
141	C₂×#97	—	2	1	no	—
142	C₂×C₄×C₈	C₂²×C₃₁	1	2	yes	—
143	#391	—	2	1	no	—
144	#389	—	2	1	no	—
145	#389	C₄×C₃₁	1	2	yes	—
146	#384	C₄×C₃₁	1	1	yes	characteristic
147	C₄×C₄⋊C₄	—	2	1	no	—
148	C₄×C₄⋊C₄	C₂²×C₃₁	1	2	yes	—
149	C₄³	C₂²×C₃₁	1	1	yes	characteristic
150	#336	—	2	1	no	—
151	#336	—	2	1	no	—
152	C₂×C₃₁	#1487	1	1	yes	characteristic
153	C₂×C₃₁	#1490	1	1	yes	characteristic
154	C₂×C₃₁	#1493	1	1	yes	characteristic
155	C₂×C₃₁	#1496	1	1	yes	characteristic
156	C₂×C₃₁	#1985	1	1	yes	characteristic
157	C₂×C₃₁	#1986	1	1	yes	characteristic
158	C₂×C₃₁	#1987	1	1	yes	characteristic
159	C₂²×Q₈	—	2	1	no	—
160	C₂²×C₈	—	2	2	no	—
161	C₂²×C₈	—	2	2	no	—
162	C₄⋊Q₈	—	2	4	no	—
163	C₄×Q₈	—	4	4	no	—
164	C₂×C₄⋊C₄	—	2	1	no	—
165	C₂×C₄⋊C₄	—	2	1	no	—
166	C₂×C₄⋊C₄	—	2	2	no	—
167	C₂×C₄⋊C₄	—	2	1	no	—
168	C₂×C₄⋊C₄	C₂×C₄×C₃₁	1	2	yes	—
169	C₂×C₄⋊C₄	C₂×C₄×C₃₁	1	2	yes	—
170	C₂×C₄²	—	2	2	no	—
171	C₂×C₄²	C₂×C₄×C₃₁	1	1	yes	characteristic
172	C₂×C₄²	C₂×C₄×C₃₁	1	1	yes	characteristic
173	C₂×C₄²	D₄×C₃₁	1	1	yes	characteristic
174	C₂×C₄²	D₄×C₃₁	1	1	yes	characteristic
175	C₂×C₄²	D₄×C₃₁	1	1	yes	characteristic
176	C₂×C₄²	D₄×C₃₁	1	1	yes	characteristic
177	C₂×C₄²	C₂³×C₃₁	1	1	yes	characteristic
178	C₄⋊C₈	—	2	4	no	—
179	C₄⋊C₈	—	2	2	no	—
180	C₄⋊C₈	Q₈×C₃₁	1	4	yes	complemented
181	#97	—	4	2	no	—
182	C₄×C₈	—	2	4	no	—
183	#95	—	2	2	no	—
184	#95	—	2	2	no	—
185	C₃₁	#9868	1	1	yes	characteristic, direct product factor, Sylow
186	C₂×Q₈	—	2	4	no	—
187	C₂×Q₈	—	4	2	no	—
188	C₂×Q₈	—	4	2	no	—
189	C₂²×C₄	—	2	2	no	—
190	C₂²×C₄	—	2	2	no	—
191	C₂²×C₄	C₂²⋊C₄×C₃₁	1	1	yes	characteristic
192	C₂²×C₄	C₂²⋊C₄×C₃₁	1	1	yes	characteristic
193	C₂²×C₄	C₂²⋊C₄×C₃₁	1	1	yes	characteristic
194	C₂²×C₄	C₂²⋊C₄×C₃₁	1	1	yes	characteristic
195	C₂²×C₄	C₂²×C₄×C₃₁	1	1	yes	characteristic
196	C₂²×C₄	C₂×D₄×C₃₁	1	1	yes	characteristic
197	C₂²×C₄	C₂×D₄×C₃₁	1	1	yes	characteristic
198	C₂×C₈	—	2	4	no	—
199	C₂×C₈	—	2	4	no	—
200	C₂×C₈	—	4	2	no	—
201	C₂×C₈	—	4	2	no	—
202	C₂×C₈	—	4	2	no	—
203	C₂×C₈	—	4	2	no	—
204	C₄⋊C₄	—	2	4	no	—
205	C₄⋊C₄	—	2	2	no	—
206	C₄⋊C₄	—	2	4	no	—
207	C₄⋊C₄	—	4	2	no	—
208	C₄⋊C₄	—	4	2	no	—
209	C₄⋊C₄	—	4	4	no	—
210	C₄⋊C₄	M₁₆×C₃₁	1	4	yes	—
211	C₄²	—	2	2	no	—
212	C₄²	—	2	2	no	—
213	C₄²	—	2	2	no	—
214	C₄²	—	2	2	no	—
215	C₄²	—	4	1	no	—
216	C₄²	—	4	4	no	—
217	C₄²	SD₁₆×C₃₁	1	2	yes	—
218	C₄²	Q₁₆×C₃₁	1	2	yes	—
219	C₄²	C₂×Q₈×C₃₁	1	2	yes	—
220	C₄²	#41×C₃₁	1	2	yes	—
221	C₂³	C₂×C₂²⋊C₄×C₃₁	1	1	yes	characteristic
222	Q₈	—	4	8	no	—
223	C₂×C₄	—	2	1	no	—
224	C₂×C₄	—	2	1	no	—
225	C₂×C₄	—	2	1	no	—
226	C₂×C₄	—	2	1	no	—
227	C₂×C₄	—	2	1	no	—
228	C₂×C₄	—	2	1	no	—
229	C₂×C₄	—	2	1	no	—
230	C₂×C₄	—	2	1	no	—
231	C₂×C₄	—	2	4	no	—
232	C₂×C₄	—	2	1	no	—
233	C₂×C₄	—	2	1	no	—
234	C₂×C₄	—	2	1	no	—
235	C₂×C₄	—	4	2	no	—
236	C₂×C₄	—	4	2	no	—
237	C₂×C₄	—	4	2	no	—
238	C₂×C₄	—	4	2	no	—
239	C₂×C₄	—	4	2	no	—
240	C₂×C₄	C₃₁×#103	1	2	yes	—
241	C₂×C₄	C₃₁×#103	1	2	yes	—
242	C₂×C₄	C₃₁×#104	1	2	yes	—
243	C₂×C₄	C₄×Q₈×C₃₁	1	2	yes	—
244	C₂×C₄	C₃₁×C₂²⋊Q₈	1	2	yes	—
245	C₂×C₄	C₃₁×#124	1	1	yes	characteristic
246	C₂×C₄	C₃₁×C₄⋊Q₈	1	1	yes	characteristic
247	C₂×C₄	C₂×M₁₆×C₃₁	1	2	yes	—
248	C₂×C₄	C₃₁×#131	1	2	yes	—
249	C₂×C₄	C₂×SD₁₆×C₃₁	1	1	yes	characteristic
250	C₂×C₄	C₂×Q₁₆×C₃₁	1	1	yes	characteristic
251	C₂×C₄	C₃₁×AGL(1,ℤ/8)	1	2	yes	—
252	C₈	—	4	4	no	—
253	C₈	—	4	4	no	—
254	C₂²	C₃₁×#391	1	1	yes	characteristic
255	C₂²	C₃₁×#407	1	1	yes	characteristic
256	C₂²	C₃₁×#408	1	1	yes	characteristic
257	C₂²	C₂×C₃₁×#103	1	1	yes	characteristic
258	C₂²	C₃₁×#418	1	1	yes	characteristic
259	C₂²	C₂×C₃₁×#104	1	1	yes	characteristic
260	C₂²	C₃₁×#421	1	1	yes	characteristic
261	C₄	—	2	1	no	—
262	C₄	—	2	1	no	—
263	C₄	—	2	2	no	—
264	C₄	—	2	2	no	—
265	C₄	—	2	2	no	—
266	C₄	—	4	4	no	—
267	C₄	—	4	1	no	—
268	C₄	—	8	2	no	—
269	C₄	C₃₁×#446	1	4	yes	—
270	C₄	C₃₁×#476	1	2	yes	—
271	C₄	C₃₁×#477	1	2	yes	—
272	C₂	C₃₁×#1487	1	1	yes	characteristic
273	C₂	C₃₁×#1490	1	1	yes	characteristic
274	C₂	C₃₁×#1493	1	1	yes	characteristic
275	C₂	C₃₁×#1496	1	1	yes	characteristic
276	C₂	C₃₁×#1985	1	1	yes	characteristic
277	C₂	C₃₁×#1986	1	1	yes	characteristic
278	C₂	C₃₁×#1987	1	1	yes	characteristic

	subgroup	G/H
center	C₂²×C₄×C₃₁	C₂×D₄
commutator	C₂²×C₄	C₂²×C₄×C₃₁
Frattini, cosocle	C₂×C₄²	C₂³×C₃₁
socle, prime radical	C₂³×C₃₁	C₂×C₂²⋊C₄
LCS	G ▷ C₂²×C₄ ▷ C₂ ▷ C₁
UCS	C₁ ◁ C₂²×C₄×C₃₁ ◁ C₄³×C₃₁ ◁ G

Complements

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

N	H ≅ G/N	type
41. C₃₁×C₄⋊C₈	Q₈	semidirect
81. #9868	C₃₁	direct (N × H)
180. C₄⋊C₈	Q₈×C₃₁	semidirect
185. C₃₁	#9868	direct (N × H)

Maximal subgroups

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

subgroup	index
C₄×C₃₁×C₄⋊Q₈	2
C₃₁×#1767	2
C₄×C₃₁×C₄⋊C₈	2
C₃₁×#1279	2
#9868	31

Subgroups — C31×#9868 #21466627

Conjugacy classes of subgroups

Complements

Maximal subgroups

Subgroups — C₃₁×#9868 #21466627