Subgroups — C₃₁×#427 #14520608

Order 1984.

114 conjugacy classes of subgroups.

Conjugacy classes of subgroups

#	subgroup	G/H	class size	multiplicity	normal?	properties
1	C₂²×C₈×C₃₁	C₂	1	1	yes	maximal, characteristic
2	C₃₁×#117	C₂	1	2	yes	maximal
3	C₃₁×#107	C₂	1	2	yes	maximal, complemented
4	C₃₁×#106	C₂	1	2	yes	maximal, complemented
5	C₂²×C₄×C₃₁	C₂²	1	1	yes	characteristic
6	C₂×C₈×C₃₁	C₄	1	4	yes	complemented
7	C₂×C₈×C₃₁	C₂²	1	1	yes	characteristic
8	C₂×C₈×C₃₁	C₂²	1	1	yes	characteristic
9	C₄⋊C₄×C₃₁	C₂²	1	4	yes	—
10	C₂²⋊C₄×C₃₁	—	2	2	no	—
11	C₄²×C₃₁	—	2	2	no	—
12	C₂³×C₃₁	D₄	1	1	yes	characteristic
13	C₂×C₄×C₃₁	—	2	4	no	—
14	C₂×C₄×C₃₁	C₂×C₄	1	2	yes	—
15	C₂×C₄×C₃₁	D₄	1	1	yes	characteristic
16	C₂×C₄×C₃₁	Q₈	1	2	yes	—
17	C₂×C₄×C₃₁	C₂³	1	1	yes	characteristic
18	C₈×C₃₁	C₂×C₄	1	2	yes	—
19	C₈×C₃₁	C₂×C₄	1	2	yes	—
20	C₂²×C₃₁	—	2	2	no	—
21	C₂²×C₃₁	C₄⋊C₄	1	2	yes	—
22	C₂²×C₃₁	C₂×D₄	1	1	yes	characteristic
23	C₄×C₃₁	—	4	4	no	—
24	C₄×C₃₁	C₄⋊C₄	1	2	yes	—
25	C₄×C₃₁	C₂²×C₄	1	1	yes	characteristic
26	C₄×C₃₁	C₂×Q₈	1	1	yes	characteristic
27	#427	C₃₁	1	1	yes	maximal, characteristic, direct product factor, Sylow
28	C₂×C₃₁	—	2	2	no	—
29	C₂×C₃₁	C₂×C₄⋊C₄	1	1	yes	characteristic
30	C₂×C₃₁	#135	1	2	yes	—
31	C₂²×C₈	C₂×C₃₁	1	1	yes	characteristic
32	#117	C₂×C₃₁	1	2	yes	—
33	#107	C₂×C₃₁	1	2	yes	complemented
34	#106	C₂×C₃₁	1	2	yes	complemented
35	C₃₁	#427	1	1	yes	characteristic, direct product factor, Sylow
36	C₂²×C₄	C₂²×C₃₁	1	1	yes	characteristic
37	C₂×C₈	C₄×C₃₁	1	4	yes	complemented
38	C₂×C₈	C₂²×C₃₁	1	1	yes	characteristic
39	C₂×C₈	C₂²×C₃₁	1	1	yes	characteristic
40	C₄⋊C₄	C₂²×C₃₁	1	4	yes	—
41	C₂²⋊C₄	—	2	2	no	—
42	C₄²	—	2	2	no	—
43	C₂³	D₄×C₃₁	1	1	yes	characteristic
44	C₂×C₄	—	2	4	no	—
45	C₂×C₄	C₂×C₄×C₃₁	1	2	yes	—
46	C₂×C₄	D₄×C₃₁	1	1	yes	characteristic
47	C₂×C₄	Q₈×C₃₁	1	2	yes	—
48	C₂×C₄	C₂³×C₃₁	1	1	yes	characteristic
49	C₈	C₂×C₄×C₃₁	1	2	yes	—
50	C₈	C₂×C₄×C₃₁	1	2	yes	—
51	C₂²	—	2	2	no	—
52	C₂²	C₄⋊C₄×C₃₁	1	2	yes	—
53	C₂²	C₂×D₄×C₃₁	1	1	yes	characteristic
54	C₄	—	4	4	no	—
55	C₄	C₄⋊C₄×C₃₁	1	2	yes	—
56	C₄	C₂²×C₄×C₃₁	1	1	yes	characteristic
57	C₄	C₂×Q₈×C₃₁	1	1	yes	characteristic
58	C₂	—	2	2	no	—
59	C₂	C₂×C₄⋊C₄×C₃₁	1	1	yes	characteristic
60	C₂	C₃₁×#135	1	2	yes	—

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

Complements

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

N	H ≅ G/N	type
3. C₃₁×#107	C₂	semidirect
4. C₃₁×#106	C₂	semidirect
6. C₂×C₈×C₃₁	C₄	semidirect
27. #427	C₃₁	direct (N × H)
33. #107	C₂×C₃₁	semidirect
34. #106	C₂×C₃₁	semidirect
35. C₃₁	#427	direct (N × H)
37. C₂×C₈	C₄×C₃₁	semidirect

Maximal subgroups

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

subgroup	index
C₂²×C₈×C₃₁	2
C₃₁×#117	2
C₃₁×#107	2
C₃₁×#106	2
#427	31

Subgroups — C31×#427 #14520608

Conjugacy classes of subgroups

Complements

Maximal subgroups

Subgroups — C₃₁×#427 #14520608