Subgroups — C₃₁×#21819 #21478578

Order 7936.

1042 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×#533	C₂	1	1	yes	maximal, characteristic
2	C₂×C₃₁×#431	C₂	1	2	yes	maximal
3	C₃₁×#1984	C₂	1	8	yes	maximal, complemented
4	C₃₁×#1818	C₂	1	4	yes	maximal
5	C₃₁×#533	—	2	8	no	—
6	C₂×C₃₁×C₄⋊Q₈	C₄	1	2	yes	—
7	C₂×C₃₁×#125	C₄	1	2	yes	—
8	C₂×C₃₁×C₂²⋊Q₈	C₄	1	4	yes	—
9	C₂×C₄×Q₈×C₃₁	C₂²	1	4	yes	—
10	C₂×C₃₁×#117	C₂²	1	2	yes	—
11	C₂²×C₄²×C₃₁	C₂²	1	1	yes	characteristic
12	C₃₁×#431	—	2	8	no	—
13	C₂×C₃₁×C₄⋊C₈	C₂²	1	4	yes	—
14	C₂×C₃₁×C₂²⋊C₈	C₂²	1	4	yes	—
15	C₂×C₄×C₈×C₃₁	C₂²	1	4	yes	—
16	C₃₁×#336	C₂²	1	16	yes	—
17	C₂²×Q₈×C₃₁	C₂×C₄	1	4	yes	—
18	C₂³×C₄×C₃₁	C₂×C₄	1	2	yes	—
19	C₂³×C₄×C₃₁	C₂³	1	1	yes	characteristic
20	C₂²×C₈×C₃₁	C₂³	1	8	yes	—
21	C₃₁×C₄⋊Q₈	—	2	8	no	—
22	C₃₁×#125	—	2	8	no	—
23	C₃₁×C₂²⋊Q₈	—	2	16	no	—
24	C₄×Q₈×C₃₁	—	2	8	no	—
25	C₄×Q₈×C₃₁	—	2	8	no	—
26	C₃₁×#117	—	2	8	no	—
27	C₂×C₄⋊C₄×C₃₁	C₂×C₄	1	4	yes	—
28	C₂×C₄⋊C₄×C₃₁	C₂×C₄	1	8	yes	—
29	C₂×C₄⋊C₄×C₃₁	C₂×C₄	1	4	yes	—
30	C₂×C₂²⋊C₄×C₃₁	C₂×C₄	1	4	yes	—
31	C₂×C₄²×C₃₁	C₂×C₄	1	1	yes	characteristic
32	C₂×C₄²×C₃₁	C₂×C₄	1	1	yes	characteristic
33	C₂×C₄²×C₃₁	D₄	1	8	yes	—
34	C₂×C₄²×C₃₁	C₂³	1	4	yes	—
35	C₂×C₄²×C₃₁	C₂³	1	2	yes	—
36	C₃₁×C₄⋊C₈	—	2	8	no	—
37	C₃₁×C₂²⋊C₈	—	2	8	no	—
38	C₄×C₈×C₃₁	—	2	8	no	—
39	C₂⁴×C₃₁	C₂²×C₄	1	1	yes	characteristic
40	C₂×Q₈×C₃₁	—	2	8	no	—
41	C₂×Q₈×C₃₁	—	2	16	no	—
42	C₂²×C₄×C₃₁	—	2	8	no	—
43	C₂²×C₄×C₃₁	—	2	4	no	—
44	C₂²×C₄×C₃₁	C₂²⋊C₄	1	8	yes	—
45	C₂²×C₄×C₃₁	C₂²×C₄	1	8	yes	—
46	C₂²×C₄×C₃₁	C₂²×C₄	1	1	yes	characteristic
47	C₂²×C₄×C₃₁	C₂²×C₄	1	2	yes	—
48	C₂²×C₄×C₃₁	C₂²×C₄	1	2	yes	—
49	C₂²×C₄×C₃₁	C₂×D₄	1	4	yes	—
50	C₂²×C₄×C₃₁	C₂⁴	1	1	yes	characteristic
51	C₂×C₈×C₃₁	—	2	8	no	—
52	C₂×C₈×C₃₁	—	2	16	no	—
53	C₄⋊C₄×C₃₁	—	2	8	no	—
54	C₄⋊C₄×C₃₁	—	2	16	no	—
55	C₄⋊C₄×C₃₁	—	2	8	no	—
56	C₂²⋊C₄×C₃₁	—	2	8	no	—
57	C₄²×C₃₁	—	2	8	no	—
58	C₄²×C₃₁	C₂²⋊C₄	1	4	yes	—
59	C₄²×C₃₁	C₂²⋊C₄	1	4	yes	—
60	C₄²×C₃₁	C₂×D₄	1	4	yes	—
61	C₄²×C₃₁	C₂×D₄	1	4	yes	—
62	#21819	C₃₁	1	1	yes	maximal, characteristic, direct product factor, Sylow
63	C₂³×C₃₁	—	2	2	no	—
64	C₂³×C₃₁	—	2	4	no	—
65	C₂³×C₃₁	C₂×C₂²⋊C₄	1	2	yes	—
66	C₂³×C₃₁	C₂³×C₄	1	1	yes	characteristic
67	Q₈×C₃₁	—	4	16	no	—
68	C₂×C₄×C₃₁	—	2	2	no	—
69	C₂×C₄×C₃₁	—	2	4	no	—
70	C₂×C₄×C₃₁	—	2	8	no	—
71	C₂×C₄×C₃₁	—	2	16	no	—
72	C₂×C₄×C₃₁	—	2	8	no	—
73	C₂×C₄×C₃₁	—	2	16	no	—
74	C₂×C₄×C₃₁	C₂×C₂²⋊C₄	1	2	yes	—
75	C₂×C₄×C₃₁	C₂×C₂²⋊C₄	1	4	yes	—
76	C₂×C₄×C₃₁	C₂×C₂²⋊C₄	1	4	yes	—
77	C₂×C₄×C₃₁	#131	1	8	yes	—
78	C₂×C₄×C₃₁	C₂²×D₄	1	2	yes	—
79	C₂×C₄×C₃₁	2₋¹⁺⁴	1	4	yes	—
80	C₈×C₃₁	—	4	8	no	—
81	C₂×#533	C₂×C₃₁	1	1	yes	characteristic
82	C₂×#431	C₂×C₃₁	1	2	yes	—
83	#1984	C₂×C₃₁	1	8	yes	complemented
84	#1818	C₂×C₃₁	1	4	yes	—
85	C₂²×C₃₁	—	2	2	no	—
86	C₂²×C₃₁	—	2	4	no	—
87	C₂²×C₃₁	—	4	4	no	—
88	C₂²×C₃₁	C₂²×C₂²⋊C₄	1	1	yes	characteristic
89	C₂²×C₃₁	#519	1	2	yes	—
90	C₂²×C₃₁	C₂×#131	1	4	yes	—
91	C₄×C₃₁	—	2	2	no	—
92	C₄×C₃₁	—	2	4	no	—
93	C₄×C₃₁	—	4	8	no	—
94	C₄×C₃₁	#408	1	8	yes	—
95	C₄×C₃₁	#536	1	4	yes	—
96	#533	—	2	8	no	—
97	C₂×C₄⋊Q₈	C₄×C₃₁	1	2	yes	—
98	C₂×#125	C₄×C₃₁	1	2	yes	—
99	C₂×C₂²⋊Q₈	C₄×C₃₁	1	4	yes	—
100	C₂×C₄×Q₈	C₂²×C₃₁	1	4	yes	—
101	C₂×#117	C₂²×C₃₁	1	2	yes	—
102	C₂²×C₄²	C₂²×C₃₁	1	1	yes	characteristic
103	#431	—	2	8	no	—
104	C₂×C₄⋊C₈	C₂²×C₃₁	1	4	yes	—
105	C₂×C₂²⋊C₈	C₂²×C₃₁	1	4	yes	—
106	C₂×C₄×C₈	C₂²×C₃₁	1	4	yes	—
107	#336	C₂²×C₃₁	1	16	yes	—
108	C₂×C₃₁	—	4	2	no	—
109	C₂×C₃₁	#2310	1	1	yes	characteristic
110	C₂×C₃₁	C₂×#408	1	2	yes	—
111	C₂×C₃₁	#2986	1	4	yes	—
112	C₂²×Q₈	C₂×C₄×C₃₁	1	4	yes	—
113	C₂³×C₄	C₂×C₄×C₃₁	1	2	yes	—
114	C₂³×C₄	C₂³×C₃₁	1	1	yes	characteristic
115	C₂²×C₈	C₂³×C₃₁	1	8	yes	—
116	C₄⋊Q₈	—	2	8	no	—
117	#125	—	2	8	no	—
118	C₂²⋊Q₈	—	2	16	no	—
119	C₄×Q₈	—	2	8	no	—
120	C₄×Q₈	—	2	8	no	—
121	#117	—	2	8	no	—
122	C₂×C₄⋊C₄	C₂×C₄×C₃₁	1	4	yes	—
123	C₂×C₄⋊C₄	C₂×C₄×C₃₁	1	8	yes	—
124	C₂×C₄⋊C₄	C₂×C₄×C₃₁	1	4	yes	—
125	C₂×C₂²⋊C₄	C₂×C₄×C₃₁	1	4	yes	—
126	C₂×C₄²	C₂×C₄×C₃₁	1	1	yes	characteristic
127	C₂×C₄²	C₂×C₄×C₃₁	1	1	yes	characteristic
128	C₂×C₄²	D₄×C₃₁	1	8	yes	—
129	C₂×C₄²	C₂³×C₃₁	1	4	yes	—
130	C₂×C₄²	C₂³×C₃₁	1	2	yes	—
131	C₄⋊C₈	—	2	8	no	—
132	C₂²⋊C₈	—	2	8	no	—
133	C₄×C₈	—	2	8	no	—
134	C₃₁	#21819	1	1	yes	characteristic, direct product factor, Sylow
135	C₂⁴	C₂²×C₄×C₃₁	1	1	yes	characteristic
136	C₂×Q₈	—	2	8	no	—
137	C₂×Q₈	—	2	16	no	—
138	C₂²×C₄	—	2	8	no	—
139	C₂²×C₄	—	2	4	no	—
140	C₂²×C₄	C₂²⋊C₄×C₃₁	1	8	yes	—
141	C₂²×C₄	C₂²×C₄×C₃₁	1	8	yes	—
142	C₂²×C₄	C₂²×C₄×C₃₁	1	1	yes	characteristic
143	C₂²×C₄	C₂²×C₄×C₃₁	1	2	yes	—
144	C₂²×C₄	C₂²×C₄×C₃₁	1	2	yes	—
145	C₂²×C₄	C₂×D₄×C₃₁	1	4	yes	—
146	C₂²×C₄	C₂⁴×C₃₁	1	1	yes	characteristic
147	C₂×C₈	—	2	8	no	—
148	C₂×C₈	—	2	16	no	—
149	C₄⋊C₄	—	2	8	no	—
150	C₄⋊C₄	—	2	16	no	—
151	C₄⋊C₄	—	2	8	no	—
152	C₂²⋊C₄	—	2	8	no	—
153	C₄²	—	2	8	no	—
154	C₄²	C₂²⋊C₄×C₃₁	1	4	yes	—
155	C₄²	C₂²⋊C₄×C₃₁	1	4	yes	—
156	C₄²	C₂×D₄×C₃₁	1	4	yes	—
157	C₄²	C₂×D₄×C₃₁	1	4	yes	—
158	C₂³	—	2	2	no	—
159	C₂³	—	2	4	no	—
160	C₂³	C₂×C₂²⋊C₄×C₃₁	1	2	yes	—
161	C₂³	C₂³×C₄×C₃₁	1	1	yes	characteristic
162	Q₈	—	4	16	no	—
163	C₂×C₄	—	2	2	no	—
164	C₂×C₄	—	2	4	no	—
165	C₂×C₄	—	2	16	no	—
166	C₂×C₄	—	2	8	no	—
167	C₂×C₄	—	2	8	no	—
168	C₂×C₄	—	2	16	no	—
169	C₂×C₄	C₂×C₂²⋊C₄×C₃₁	1	2	yes	—
170	C₂×C₄	C₂×C₂²⋊C₄×C₃₁	1	4	yes	—
171	C₂×C₄	C₂×C₂²⋊C₄×C₃₁	1	4	yes	—
172	C₂×C₄	C₃₁×#131	1	8	yes	—
173	C₂×C₄	C₂²×D₄×C₃₁	1	2	yes	—
174	C₂×C₄	C₃₁×2₋¹⁺⁴	1	4	yes	—
175	C₈	—	4	8	no	—
176	C₂²	—	2	2	no	—
177	C₂²	—	2	4	no	—
178	C₂²	—	4	4	no	—
179	C₂²	C₂²×C₂²⋊C₄×C₃₁	1	1	yes	characteristic
180	C₂²	C₃₁×#519	1	2	yes	—
181	C₂²	C₂×C₃₁×#131	1	4	yes	—
182	C₄	—	2	2	no	—
183	C₄	—	2	4	no	—
184	C₄	—	4	8	no	—
185	C₄	C₃₁×#408	1	8	yes	—
186	C₄	C₃₁×#536	1	4	yes	—
187	C₂	—	4	2	no	—
188	C₂	C₃₁×#2310	1	1	yes	characteristic
189	C₂	C₂×C₃₁×#408	1	2	yes	—
190	C₂	C₃₁×#2986	1	4	yes	—

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

Complements

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

N	H ≅ G/N	type
3. C₃₁×#1984	C₂	semidirect
62. #21819	C₃₁	direct (N × H)
83. #1984	C₂×C₃₁	semidirect
134. C₃₁	#21819	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×#533	2
C₂×C₃₁×#431	2
C₃₁×#1984	2
C₃₁×#1818	2
#21819	31

Subgroups — C31×#21819 #21478578

Conjugacy classes of subgroups

Complements

Maximal subgroups

Subgroups — C₃₁×#21819 #21478578