Subgroups — C₃₁×#12664 #21469423

Order 7936.

334 conjugacy classes of subgroups.

The subgroup lattice has 192 nodes — too large to display as a diagram.

Conjugacy classes of subgroups

#	subgroup	G/H	class size	multiplicity	normal?	properties
1	C₂×C₃₁×#364	C₂	1	1	yes	maximal, characteristic
2	C₃₁×#2108	C₂	1	2	yes	maximal
3	C₂×C₄×C₁₆×C₃₁	C₂	1	1	yes	maximal, characteristic
4	C₃₁×#1772	C₂	1	1	yes	maximal, characteristic
5	C₃₁×#1379	C₂	1	2	yes	maximal
6	C₂×C₃₁×M₃₂	C₂²	1	2	yes	—
7	C₂²×C₁₆×C₃₁	C₂²	1	1	yes	characteristic
8	C₂²×C₁₆×C₃₁	C₂²	1	1	yes	characteristic
9	C₂×C₃₁×#108	C₄	1	1	yes	characteristic
10	C₃₁×#427	C₄	1	1	yes	characteristic
11	C₃₁×#405	C₂²	1	2	yes	—
12	C₂×C₄×C₈×C₃₁	C₂²	1	1	yes	characteristic
13	C₃₁×#364	C₄	1	4	yes	complemented
14	C₃₁×#346	—	2	2	no	—
15	C₄×C₁₆×C₃₁	—	2	2	no	—
16	C₄×C₁₆×C₃₁	C₄	1	4	yes	complemented
17	C₃₁×#339	C₄	1	2	yes	—
18	C₂×M₁₆×C₃₁	C₂×C₄	1	2	yes	—
19	C₂²×C₈×C₃₁	C₂×C₄	1	1	yes	characteristic
20	C₂²×C₈×C₃₁	C₂³	1	1	yes	characteristic
21	C₃₁×#117	C₂×C₄	1	2	yes	—
22	C₂×C₄²×C₃₁	C₂×C₄	1	1	yes	characteristic
23	C₃₁×M₃₂	—	2	2	no	—
24	C₃₁×M₃₂	C₂×C₄	1	4	yes	—
25	C₂×C₁₆×C₃₁	—	2	2	no	—
26	C₂×C₁₆×C₃₁	—	2	1	no	—
27	C₂×C₁₆×C₃₁	—	2	1	no	—
28	C₂×C₁₆×C₃₁	C₂×C₄	1	2	yes	—
29	C₂×C₁₆×C₃₁	C₂×C₄	1	2	yes	—
30	C₂×C₁₆×C₃₁	D₄	1	1	yes	characteristic
31	C₂×C₁₆×C₃₁	D₄	1	1	yes	characteristic
32	C₂×C₁₆×C₃₁	Q₈	1	2	yes	—
33	C₃₁×#108	C₈	1	4	yes	—
34	C₃₁×#107	C₈	1	2	yes	—
35	C₃₁×#106	C₈	1	2	yes	—
36	C₃₁×#97	—	2	2	no	—
37	C₄×C₈×C₃₁	—	2	2	no	—
38	C₄×C₈×C₃₁	C₂×C₄	1	2	yes	—
39	C₄×C₈×C₃₁	C₂×C₄	1	2	yes	—
40	C₂²×C₄×C₃₁	—	2	1	no	—
41	C₂²×C₄×C₃₁	C₂²×C₄	1	1	yes	characteristic
42	M₁₆×C₃₁	—	2	2	no	—
43	M₁₆×C₃₁	C₂×C₈	1	4	yes	—
44	C₂×C₈×C₃₁	—	2	2	no	—
45	C₂×C₈×C₃₁	C₄²	1	2	yes	—
46	C₂×C₈×C₃₁	C₂×C₈	1	1	yes	characteristic
47	C₂×C₈×C₃₁	C₂×C₈	1	1	yes	characteristic
48	C₂×C₈×C₃₁	C₂×C₈	1	2	yes	—
49	C₂×C₈×C₃₁	C₂²×C₄	1	1	yes	characteristic
50	C₂×C₈×C₃₁	C₂²×C₄	1	1	yes	characteristic
51	C₂×C₈×C₃₁	C₂×D₄	1	1	yes	characteristic
52	C₂×C₈×C₃₁	C₂×Q₈	1	1	yes	characteristic
53	C₂×C₈×C₃₁	#41	1	1	yes	characteristic
54	C₂×C₈×C₃₁	#41	1	1	yes	characteristic
55	C₄⋊C₄×C₃₁	C₂×C₈	1	4	yes	—
56	C₂²⋊C₄×C₃₁	—	2	2	no	—
57	C₄²×C₃₁	—	2	2	no	—
58	C₄²×C₃₁	—	2	1	no	—
59	C₄²×C₃₁	C₄²	1	2	yes	—
60	C₁₆×C₃₁	—	2	2	no	—
61	C₁₆×C₃₁	—	2	4	no	—
62	C₁₆×C₃₁	C₄⋊C₄	1	2	yes	—
63	C₁₆×C₃₁	C₄⋊C₄	1	2	yes	—
64	#12664	C₃₁	1	1	yes	maximal, characteristic, direct product factor, Sylow
65	C₂³×C₃₁	#131	1	1	yes	characteristic
66	C₂×C₄×C₃₁	—	2	4	no	—
67	C₂×C₄×C₃₁	—	2	2	no	—
68	C₂×C₄×C₃₁	—	2	4	no	—
69	C₂×C₄×C₃₁	C₂×C₄²	1	1	yes	characteristic
70	C₂×C₄×C₃₁	C₄×D₄	1	1	yes	characteristic
71	C₂×C₄×C₃₁	C₄×Q₈	1	1	yes	characteristic
72	C₂×C₄×C₃₁	C₂²×C₈	1	1	yes	characteristic
73	C₂×C₄×C₃₁	C₂²×C₈	1	1	yes	characteristic
74	C₂×C₄×C₃₁	#131	1	1	yes	characteristic
75	C₈×C₃₁	—	2	4	no	—
76	C₈×C₃₁	C₄×C₈	1	2	yes	—
77	C₈×C₃₁	C₄×C₈	1	2	yes	—
78	C₈×C₃₁	C₂×C₄⋊C₄	1	1	yes	characteristic
79	C₈×C₃₁	#117	1	1	yes	characteristic
80	C₈×C₃₁	C₄×D₄	1	1	yes	characteristic
81	C₈×C₃₁	C₄×Q₈	1	1	yes	characteristic
82	C₂×#364	C₂×C₃₁	1	1	yes	characteristic
83	#2108	C₂×C₃₁	1	2	yes	—
84	C₂×C₄×C₁₆	C₂×C₃₁	1	1	yes	characteristic
85	#1772	C₂×C₃₁	1	1	yes	characteristic
86	#1379	C₂×C₃₁	1	2	yes	—
87	C₂²×C₃₁	—	2	2	no	—
88	C₂²×C₃₁	#405	1	1	yes	characteristic
89	C₂²×C₃₁	C₈×D₄	1	1	yes	characteristic
90	C₂²×C₃₁	C₈×Q₈	1	1	yes	characteristic
91	C₄×C₃₁	—	2	4	no	—
92	C₄×C₃₁	—	4	4	no	—
93	C₄×C₃₁	C₄×C₄⋊C₄	1	1	yes	characteristic
94	C₄×C₃₁	C₂×C₄×C₈	1	1	yes	characteristic
95	C₄×C₃₁	C₈×D₄	1	1	yes	characteristic
96	C₄×C₃₁	C₈×Q₈	1	1	yes	characteristic
97	C₂×M₃₂	C₂²×C₃₁	1	2	yes	—
98	C₂²×C₁₆	C₂²×C₃₁	1	1	yes	characteristic
99	C₂²×C₁₆	C₂²×C₃₁	1	1	yes	characteristic
100	C₂×#108	C₄×C₃₁	1	1	yes	characteristic
101	#427	C₄×C₃₁	1	1	yes	characteristic
102	#405	C₂²×C₃₁	1	2	yes	—
103	C₂×C₄×C₈	C₂²×C₃₁	1	1	yes	characteristic
104	#364	C₄×C₃₁	1	4	yes	complemented
105	#346	—	2	2	no	—
106	C₄×C₁₆	—	2	2	no	—
107	C₄×C₁₆	C₄×C₃₁	1	4	yes	complemented
108	#339	C₄×C₃₁	1	2	yes	—
109	C₂×C₃₁	—	2	1	no	—
110	C₂×C₃₁	—	2	1	no	—
111	C₂×C₃₁	C₈×C₄⋊C₄	1	1	yes	characteristic
112	C₂×C₃₁	#2170	1	2	yes	—
113	C₂×M₁₆	C₂×C₄×C₃₁	1	2	yes	—
114	C₂²×C₈	C₂×C₄×C₃₁	1	1	yes	characteristic
115	C₂²×C₈	C₂³×C₃₁	1	1	yes	characteristic
116	#117	C₂×C₄×C₃₁	1	2	yes	—
117	C₂×C₄²	C₂×C₄×C₃₁	1	1	yes	characteristic
118	M₃₂	—	2	2	no	—
119	M₃₂	C₂×C₄×C₃₁	1	4	yes	—
120	C₂×C₁₆	—	2	2	no	—
121	C₂×C₁₆	—	2	1	no	—
122	C₂×C₁₆	—	2	1	no	—
123	C₂×C₁₆	C₂×C₄×C₃₁	1	2	yes	—
124	C₂×C₁₆	C₂×C₄×C₃₁	1	2	yes	—
125	C₂×C₁₆	D₄×C₃₁	1	1	yes	characteristic
126	C₂×C₁₆	D₄×C₃₁	1	1	yes	characteristic
127	C₂×C₁₆	Q₈×C₃₁	1	2	yes	—
128	#108	C₈×C₃₁	1	4	yes	—
129	#107	C₈×C₃₁	1	2	yes	—
130	#106	C₈×C₃₁	1	2	yes	—
131	#97	—	2	2	no	—
132	C₄×C₈	—	2	2	no	—
133	C₄×C₈	C₂×C₄×C₃₁	1	2	yes	—
134	C₄×C₈	C₂×C₄×C₃₁	1	2	yes	—
135	C₃₁	#12664	1	1	yes	characteristic, direct product factor, Sylow
136	C₂²×C₄	—	2	1	no	—
137	C₂²×C₄	C₂²×C₄×C₃₁	1	1	yes	characteristic
138	M₁₆	—	2	2	no	—
139	M₁₆	C₂×C₈×C₃₁	1	4	yes	—
140	C₂×C₈	—	2	2	no	—
141	C₂×C₈	C₄²×C₃₁	1	2	yes	—
142	C₂×C₈	C₂×C₈×C₃₁	1	1	yes	characteristic
143	C₂×C₈	C₂×C₈×C₃₁	1	1	yes	characteristic
144	C₂×C₈	C₂×C₈×C₃₁	1	2	yes	—
145	C₂×C₈	C₂²×C₄×C₃₁	1	1	yes	characteristic
146	C₂×C₈	C₂²×C₄×C₃₁	1	1	yes	characteristic
147	C₂×C₈	C₂×D₄×C₃₁	1	1	yes	characteristic
148	C₂×C₈	C₂×Q₈×C₃₁	1	1	yes	characteristic
149	C₂×C₈	#41×C₃₁	1	1	yes	characteristic
150	C₂×C₈	#41×C₃₁	1	1	yes	characteristic
151	C₄⋊C₄	C₂×C₈×C₃₁	1	4	yes	—
152	C₂²⋊C₄	—	2	2	no	—
153	C₄²	—	2	2	no	—
154	C₄²	—	2	1	no	—
155	C₄²	C₄²×C₃₁	1	2	yes	—
156	C₁₆	—	2	2	no	—
157	C₁₆	—	2	4	no	—
158	C₁₆	C₄⋊C₄×C₃₁	1	2	yes	—
159	C₁₆	C₄⋊C₄×C₃₁	1	2	yes	—
160	C₂³	C₃₁×#131	1	1	yes	characteristic
161	C₂×C₄	—	2	4	no	—
162	C₂×C₄	—	2	2	no	—
163	C₂×C₄	—	2	4	no	—
164	C₂×C₄	C₂×C₄²×C₃₁	1	1	yes	characteristic
165	C₂×C₄	C₄×D₄×C₃₁	1	1	yes	characteristic
166	C₂×C₄	C₄×Q₈×C₃₁	1	1	yes	characteristic
167	C₂×C₄	C₂²×C₈×C₃₁	1	1	yes	characteristic
168	C₂×C₄	C₂²×C₈×C₃₁	1	1	yes	characteristic
169	C₂×C₄	C₃₁×#131	1	1	yes	characteristic
170	C₈	—	2	4	no	—
171	C₈	C₄×C₈×C₃₁	1	2	yes	—
172	C₈	C₄×C₈×C₃₁	1	2	yes	—
173	C₈	C₂×C₄⋊C₄×C₃₁	1	1	yes	characteristic
174	C₈	C₃₁×#117	1	1	yes	characteristic
175	C₈	C₄×D₄×C₃₁	1	1	yes	characteristic
176	C₈	C₄×Q₈×C₃₁	1	1	yes	characteristic
177	C₂²	—	2	2	no	—
178	C₂²	C₃₁×#405	1	1	yes	characteristic
179	C₂²	C₈×D₄×C₃₁	1	1	yes	characteristic
180	C₂²	C₈×Q₈×C₃₁	1	1	yes	characteristic
181	C₄	—	2	4	no	—
182	C₄	—	4	4	no	—
183	C₄	C₄×C₄⋊C₄×C₃₁	1	1	yes	characteristic
184	C₄	C₂×C₄×C₈×C₃₁	1	1	yes	characteristic
185	C₄	C₈×D₄×C₃₁	1	1	yes	characteristic
186	C₄	C₈×Q₈×C₃₁	1	1	yes	characteristic
187	C₂	—	2	1	no	—
188	C₂	—	2	1	no	—
189	C₂	C₈×C₄⋊C₄×C₃₁	1	1	yes	characteristic
190	C₂	C₃₁×#2170	1	2	yes	—

	subgroup	G/H
center	C₂×C₁₆×C₃₁	D₄
commutator	C₄	C₂×C₄×C₈×C₃₁
Frattini, cosocle	C₂²×C₈	C₂³×C₃₁
socle	C₂²×C₃₁	C₈×D₄
prime radical	C₂³×C₃₁	#131
LCS	G ▷ C₄ ▷ C₂ ▷ C₁
UCS	C₁ ◁ C₂×C₁₆×C₃₁ ◁ C₂²×C₁₆×C₃₁ ◁ G

Complements

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

N	H ≅ G/N	type
13. C₃₁×#364	C₄	semidirect
16. C₄×C₁₆×C₃₁	C₄	semidirect
64. #12664	C₃₁	direct (N × H)
104. #364	C₄×C₃₁	semidirect
107. C₄×C₁₆	C₄×C₃₁	semidirect
135. C₃₁	#12664	direct (N × H)

Maximal subgroups

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

subgroup	index
C₂×C₃₁×#364	2
C₃₁×#2108	2
C₂×C₄×C₁₆×C₃₁	2
C₃₁×#1772	2
C₃₁×#1379	2
#12664	31

Subgroups — C31×#12664 #21469423

Conjugacy classes of subgroups

Complements

Maximal subgroups

Subgroups — C₃₁×#12664 #21469423