Subgroups — C₃₁×#12788 #21469547

Order 7936.

538 conjugacy classes of subgroups.

The subgroup lattice has 252 nodes — too large to display as a diagram.

Conjugacy classes of subgroups

#	subgroup	G/H	class size	multiplicity	normal?	properties
1	C₂²×C₄×C₈×C₃₁	C₂	1	1	yes	maximal, characteristic
2	C₂×C₃₁×#364	C₂	1	2	yes	maximal, complemented
3	C₃₁×#2112	C₂	1	2	yes	maximal
4	C₃₁×#1376	C₂	1	2	yes	maximal, complemented
5	C₂³×C₈×C₃₁	C₄	1	1	yes	characteristic
6	C₂³×C₈×C₃₁	C₂²	1	1	yes	characteristic
7	C₂²×C₄²×C₃₁	C₄	1	1	yes	characteristic
8	C₂×C₃₁×M₃₂	C₂²	1	4	yes	—
9	C₂×C₄×C₈×C₃₁	—	2	4	no	—
10	C₂×C₄×C₈×C₃₁	C₄	1	1	yes	characteristic
11	C₂×C₄×C₈×C₃₁	C₄	1	1	yes	characteristic
12	C₂×C₄×C₈×C₃₁	C₂²	1	1	yes	characteristic
13	C₂×C₄×C₈×C₃₁	C₂²	1	1	yes	characteristic
14	C₃₁×#364	—	2	4	no	—
15	C₃₁×C₂²⋊C₁₆	—	2	4	no	—
16	C₂³×C₄×C₃₁	—	2	1	no	—
17	C₂³×C₄×C₃₁	C₂×C₄	1	1	yes	characteristic
18	C₂²×C₈×C₃₁	—	2	2	no	—
19	C₂²×C₈×C₃₁	—	2	2	no	—
20	C₂²×C₈×C₃₁	—	2	2	no	—
21	C₂²×C₈×C₃₁	—	2	2	no	—
22	C₂²×C₈×C₃₁	C₈	1	4	yes	—
23	C₂²×C₈×C₃₁	C₂×C₄	1	1	yes	characteristic
24	C₂²×C₈×C₃₁	C₂×C₄	1	1	yes	characteristic
25	C₂²×C₈×C₃₁	C₂×C₄	1	1	yes	characteristic
26	C₂²×C₈×C₃₁	D₄	1	2	yes	—
27	C₂²×C₈×C₃₁	Q₈	1	2	yes	—
28	C₂²×C₈×C₃₁	C₂³	1	1	yes	characteristic
29	C₂×C₄²×C₃₁	—	2	1	no	—
30	C₂×C₄²×C₃₁	—	2	2	no	—
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	C₃₁×M₃₂	—	2	4	no	—
35	C₃₁×M₃₂	—	2	4	no	—
36	C₂×C₁₆×C₃₁	—	2	4	no	—
37	C₄×C₈×C₃₁	—	2	2	no	—
38	C₄×C₈×C₃₁	—	2	2	no	—
39	C₄×C₈×C₃₁	—	2	2	no	—
40	C₄×C₈×C₃₁	D₄	1	4	yes	—
41	C₂⁴×C₃₁	M₁₆	1	1	yes	characteristic
42	C₂²×C₄×C₃₁	—	2	4	no	—
43	C₂²×C₄×C₃₁	—	2	8	no	—
44	C₂²×C₄×C₃₁	—	2	1	no	—
45	C₂²×C₄×C₃₁	—	2	1	no	—
46	C₂²×C₄×C₃₁	—	2	1	no	—
47	C₂²×C₄×C₃₁	—	2	1	no	—
48	C₂²×C₄×C₃₁	—	2	1	no	—
49	C₂²×C₄×C₃₁	—	2	1	no	—
50	C₂²×C₄×C₃₁	C₄⋊C₄	1	2	yes	—
51	C₂²×C₄×C₃₁	C₂×C₈	1	2	yes	—
52	C₂²×C₄×C₃₁	M₁₆	1	1	yes	characteristic
53	C₂²×C₄×C₃₁	C₂²×C₄	1	1	yes	characteristic
54	C₂×C₈×C₃₁	—	2	1	no	—
55	C₂×C₈×C₃₁	—	2	1	no	—
56	C₂×C₈×C₃₁	—	2	1	no	—
57	C₂×C₈×C₃₁	—	2	1	no	—
58	C₂×C₈×C₃₁	—	2	8	no	—
59	C₂×C₈×C₃₁	—	2	4	no	—
60	C₂×C₈×C₃₁	—	2	4	no	—
61	C₂×C₈×C₃₁	C₂²⋊C₄	1	2	yes	—
62	C₂×C₈×C₃₁	C₄⋊C₄	1	2	yes	—
63	C₂×C₈×C₃₁	C₂×C₈	1	2	yes	—
64	C₂×C₈×C₃₁	C₂×C₈	1	2	yes	—
65	C₂×C₈×C₃₁	M₁₆	1	2	yes	—
66	C₂×C₈×C₃₁	C₂×D₄	1	2	yes	—
67	C₂×C₈×C₃₁	C₂×D₄	1	1	yes	characteristic
68	C₂×C₈×C₃₁	C₂×Q₈	1	1	yes	characteristic
69	C₂×C₈×C₃₁	#41	1	2	yes	—
70	C₄²×C₃₁	—	2	4	no	—
71	C₄²×C₃₁	—	2	1	no	—
72	C₄²×C₃₁	—	2	1	no	—
73	C₄²×C₃₁	C₂²⋊C₄	1	2	yes	—
74	C₄²×C₃₁	M₁₆	1	2	yes	—
75	C₁₆×C₃₁	—	4	4	no	—
76	#12788	C₃₁	1	1	yes	maximal, characteristic, direct product factor, Sylow
77	C₂³×C₃₁	—	2	4	no	—
78	C₂³×C₃₁	—	2	1	no	—
79	C₂³×C₃₁	—	2	1	no	—
80	C₂³×C₃₁	C₄⋊C₈	1	2	yes	—
81	C₂³×C₃₁	C₂×M₁₆	1	1	yes	characteristic
82	C₂×C₄×C₃₁	—	2	16	no	—
83	C₂×C₄×C₃₁	—	2	4	no	—
84	C₂×C₄×C₃₁	—	2	4	no	—
85	C₂×C₄×C₃₁	—	2	1	no	—
86	C₂×C₄×C₃₁	—	2	2	no	—
87	C₂×C₄×C₃₁	—	2	2	no	—
88	C₂×C₄×C₃₁	—	2	1	no	—
89	C₂×C₄×C₃₁	—	2	2	no	—
90	C₂×C₄×C₃₁	—	2	2	no	—
91	C₂×C₄×C₃₁	—	2	2	no	—
92	C₂×C₄×C₃₁	—	2	2	no	—
93	C₂×C₄×C₃₁	C₄⋊C₈	1	2	yes	—
94	C₂×C₄×C₃₁	C₂×C₂²⋊C₄	1	1	yes	characteristic
95	C₂×C₄×C₃₁	C₂×C₄⋊C₄	1	1	yes	characteristic
96	C₂×C₄×C₃₁	#117	1	1	yes	characteristic
97	C₂×C₄×C₃₁	C₂²×C₈	1	1	yes	characteristic
98	C₂×C₄×C₃₁	C₂×M₁₆	1	1	yes	characteristic
99	C₂×C₄×C₃₁	C₂×M₁₆	1	1	yes	characteristic
100	C₈×C₃₁	—	2	2	no	—
101	C₈×C₃₁	—	2	2	no	—
102	C₈×C₃₁	C₂²⋊C₈	1	4	yes	—
103	C₈×C₃₁	#121	1	2	yes	—
104	C₈×C₃₁	C₂²⋊Q₈	1	2	yes	—
105	C₂²×C₄×C₈	C₂×C₃₁	1	1	yes	characteristic
106	C₂×#364	C₂×C₃₁	1	2	yes	complemented
107	#2112	C₂×C₃₁	1	2	yes	—
108	#1376	C₂×C₃₁	1	2	yes	complemented
109	C₂²×C₃₁	—	2	4	no	—
110	C₂²×C₃₁	—	2	4	no	—
111	C₂²×C₃₁	—	2	2	no	—
112	C₂²×C₃₁	—	2	2	no	—
113	C₂²×C₃₁	—	2	2	no	—
114	C₂²×C₃₁	#364	1	4	yes	complemented
115	C₂²×C₃₁	#407	1	1	yes	characteristic
116	C₂²×C₃₁	C₂×C₄⋊C₈	1	1	yes	characteristic
117	C₂²×C₃₁	#432	1	1	yes	characteristic
118	C₄×C₃₁	—	2	4	no	—
119	C₄×C₃₁	—	2	4	no	—
120	C₄×C₃₁	—	2	2	no	—
121	C₄×C₃₁	#380	1	1	yes	characteristic
122	C₄×C₃₁	C₂×C₂²⋊C₈	1	1	yes	characteristic
123	C₄×C₃₁	#423	1	1	yes	characteristic
124	C₄×C₃₁	#431	1	1	yes	characteristic
125	C₂³×C₈	C₄×C₃₁	1	1	yes	characteristic
126	C₂³×C₈	C₂²×C₃₁	1	1	yes	characteristic
127	C₂²×C₄²	C₄×C₃₁	1	1	yes	characteristic
128	C₂×M₃₂	C₂²×C₃₁	1	4	yes	—
129	C₂×C₄×C₈	—	2	4	no	—
130	C₂×C₄×C₈	C₄×C₃₁	1	1	yes	characteristic
131	C₂×C₄×C₈	C₄×C₃₁	1	1	yes	characteristic
132	C₂×C₄×C₈	C₂²×C₃₁	1	1	yes	characteristic
133	C₂×C₄×C₈	C₂²×C₃₁	1	1	yes	characteristic
134	#364	—	2	4	no	—
135	C₂²⋊C₁₆	—	2	4	no	—
136	C₂×C₃₁	—	2	1	no	—
137	C₂×C₃₁	—	2	4	no	—
138	C₂×C₃₁	—	2	1	no	—
139	C₂×C₃₁	#1797	1	1	yes	characteristic
140	C₂×C₃₁	C₂×#364	1	2	yes	—
141	C₂³×C₄	—	2	1	no	—
142	C₂³×C₄	C₂×C₄×C₃₁	1	1	yes	characteristic
143	C₂²×C₈	—	2	2	no	—
144	C₂²×C₈	—	2	2	no	—
145	C₂²×C₈	—	2	2	no	—
146	C₂²×C₈	—	2	2	no	—
147	C₂²×C₈	C₈×C₃₁	1	4	yes	—
148	C₂²×C₈	C₂×C₄×C₃₁	1	1	yes	characteristic
149	C₂²×C₈	C₂×C₄×C₃₁	1	1	yes	characteristic
150	C₂²×C₈	C₂×C₄×C₃₁	1	1	yes	characteristic
151	C₂²×C₈	D₄×C₃₁	1	2	yes	—
152	C₂²×C₈	Q₈×C₃₁	1	2	yes	—
153	C₂²×C₈	C₂³×C₃₁	1	1	yes	characteristic
154	C₂×C₄²	—	2	1	no	—
155	C₂×C₄²	—	2	2	no	—
156	C₂×C₄²	—	2	2	no	—
157	C₂×C₄²	C₂×C₄×C₃₁	1	1	yes	characteristic
158	C₂×C₄²	C₂×C₄×C₃₁	1	1	yes	characteristic
159	M₃₂	—	2	4	no	—
160	M₃₂	—	2	4	no	—
161	C₂×C₁₆	—	2	4	no	—
162	C₄×C₈	—	2	2	no	—
163	C₄×C₈	—	2	2	no	—
164	C₄×C₈	—	2	2	no	—
165	C₄×C₈	D₄×C₃₁	1	4	yes	—
166	C₃₁	#12788	1	1	yes	characteristic, direct product factor, Sylow
167	C₂⁴	M₁₆×C₃₁	1	1	yes	characteristic
168	C₂²×C₄	—	2	4	no	—
169	C₂²×C₄	—	2	8	no	—
170	C₂²×C₄	—	2	1	no	—
171	C₂²×C₄	—	2	1	no	—
172	C₂²×C₄	—	2	1	no	—
173	C₂²×C₄	—	2	1	no	—
174	C₂²×C₄	—	2	1	no	—
175	C₂²×C₄	—	2	1	no	—
176	C₂²×C₄	C₄⋊C₄×C₃₁	1	2	yes	—
177	C₂²×C₄	C₂×C₈×C₃₁	1	2	yes	—
178	C₂²×C₄	M₁₆×C₃₁	1	1	yes	characteristic
179	C₂²×C₄	C₂²×C₄×C₃₁	1	1	yes	characteristic
180	C₂×C₈	—	2	1	no	—
181	C₂×C₈	—	2	1	no	—
182	C₂×C₈	—	2	1	no	—
183	C₂×C₈	—	2	1	no	—
184	C₂×C₈	—	2	8	no	—
185	C₂×C₈	—	2	4	no	—
186	C₂×C₈	—	2	4	no	—
187	C₂×C₈	C₂²⋊C₄×C₃₁	1	2	yes	—
188	C₂×C₈	C₄⋊C₄×C₃₁	1	2	yes	—
189	C₂×C₈	C₂×C₈×C₃₁	1	2	yes	—
190	C₂×C₈	C₂×C₈×C₃₁	1	2	yes	—
191	C₂×C₈	M₁₆×C₃₁	1	2	yes	—
192	C₂×C₈	C₂×D₄×C₃₁	1	1	yes	characteristic
193	C₂×C₈	C₂×D₄×C₃₁	1	2	yes	—
194	C₂×C₈	C₂×Q₈×C₃₁	1	1	yes	characteristic
195	C₂×C₈	#41×C₃₁	1	2	yes	—
196	C₄²	—	2	4	no	—
197	C₄²	—	2	1	no	—
198	C₄²	—	2	1	no	—
199	C₄²	C₂²⋊C₄×C₃₁	1	2	yes	—
200	C₄²	M₁₆×C₃₁	1	2	yes	—
201	C₁₆	—	4	4	no	—
202	C₂³	—	2	1	no	—
203	C₂³	—	2	1	no	—
204	C₂³	—	2	4	no	—
205	C₂³	C₃₁×C₄⋊C₈	1	2	yes	—
206	C₂³	C₂×M₁₆×C₃₁	1	1	yes	characteristic
207	C₂×C₄	—	2	16	no	—
208	C₂×C₄	—	2	4	no	—
209	C₂×C₄	—	2	4	no	—
210	C₂×C₄	—	2	1	no	—
211	C₂×C₄	—	2	2	no	—
212	C₂×C₄	—	2	2	no	—
213	C₂×C₄	—	2	1	no	—
214	C₂×C₄	—	2	2	no	—
215	C₂×C₄	—	2	2	no	—
216	C₂×C₄	—	2	2	no	—
217	C₂×C₄	—	2	2	no	—
218	C₂×C₄	C₃₁×C₄⋊C₈	1	2	yes	—
219	C₂×C₄	C₂×C₂²⋊C₄×C₃₁	1	1	yes	characteristic
220	C₂×C₄	C₂×C₄⋊C₄×C₃₁	1	1	yes	characteristic
221	C₂×C₄	C₃₁×#117	1	1	yes	characteristic
222	C₂×C₄	C₂²×C₈×C₃₁	1	1	yes	characteristic
223	C₂×C₄	C₂×M₁₆×C₃₁	1	1	yes	characteristic
224	C₂×C₄	C₂×M₁₆×C₃₁	1	1	yes	characteristic
225	C₈	—	2	2	no	—
226	C₈	—	2	2	no	—
227	C₈	C₃₁×C₂²⋊C₈	1	4	yes	—
228	C₈	C₃₁×#121	1	2	yes	—
229	C₈	C₃₁×C₂²⋊Q₈	1	2	yes	—
230	C₂²	—	2	4	no	—
231	C₂²	—	2	4	no	—
232	C₂²	—	2	2	no	—
233	C₂²	—	2	2	no	—
234	C₂²	—	2	2	no	—
235	C₂²	C₃₁×#364	1	4	yes	complemented
236	C₂²	C₃₁×#407	1	1	yes	characteristic
237	C₂²	C₂×C₃₁×C₄⋊C₈	1	1	yes	characteristic
238	C₂²	C₃₁×#432	1	1	yes	characteristic
239	C₄	—	2	4	no	—
240	C₄	—	2	4	no	—
241	C₄	—	2	2	no	—
242	C₄	C₃₁×#380	1	1	yes	characteristic
243	C₄	C₂×C₃₁×C₂²⋊C₈	1	1	yes	characteristic
244	C₄	C₃₁×#423	1	1	yes	characteristic
245	C₄	C₃₁×#431	1	1	yes	characteristic
246	C₂	—	2	1	no	—
247	C₂	—	2	1	no	—
248	C₂	—	2	4	no	—
249	C₂	C₃₁×#1797	1	1	yes	characteristic
250	C₂	C₂×C₃₁×#364	1	2	yes	—

	subgroup	G/H
center	C₂×C₈×C₃₁	C₂×D₄
commutator	C₂×C₄	C₂²×C₈×C₃₁
Frattini, cosocle	C₂²×C₈	C₂³×C₃₁
socle	C₂²×C₃₁	C₂×C₄⋊C₈
prime radical	C₂⁴×C₃₁	M₁₆
LCS	G ▷ C₂×C₄ ▷ C₂ ▷ C₁
UCS	C₁ ◁ C₂×C₈×C₃₁ ◁ C₂³×C₈×C₃₁ ◁ G

Complements

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

N	H ≅ G/N	type
2. C₂×C₃₁×#364	C₂	semidirect
4. C₃₁×#1376	C₂	semidirect
76. #12788	C₃₁	direct (N × H)
106. C₂×#364	C₂×C₃₁	semidirect
108. #1376	C₂×C₃₁	semidirect
114. C₂²×C₃₁	#364	semidirect
166. C₃₁	#12788	direct (N × H)
235. C₂²	C₃₁×#364	semidirect

Maximal subgroups

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

subgroup	index
C₂²×C₄×C₈×C₃₁	2
C₂×C₃₁×#364	2
C₃₁×#2112	2
C₃₁×#1376	2
#12788	31

Subgroups — C31×#12788 #21469547

Conjugacy classes of subgroups

Complements

Maximal subgroups

Subgroups — C₃₁×#12788 #21469547