Subgroups — C₃₁×#490 #14520671

Order 1984.

110 conjugacy classes of subgroups.

Conjugacy classes of subgroups

#	subgroup	G/H	class size	multiplicity	normal?	properties
1	C₃₁×#127	C₂	1	1	yes	maximal, characteristic
2	C₃₁×#125	C₂	1	1	yes	maximal, characteristic, complemented
3	C₃₁×#102	C₂	1	4	yes	maximal, complemented
4	C₃₁×#97	C₂	1	1	yes	maximal, characteristic, complemented
5	C₂×D₄×C₃₁	—	2	2	no	—
6	C₂×D₄×C₃₁	C₂²	1	2	yes	—
7	C₂×C₈×C₃₁	C₂²	1	2	yes	—
8	C₄⋊C₄×C₃₁	—	2	2	no	—
9	C₄⋊C₄×C₃₁	C₂²	1	2	yes	—
10	C₄²×C₃₁	C₂²	1	1	yes	characteristic
11	C₂³×C₃₁	—	2	2	no	—
12	D₄×C₃₁	—	2	4	no	—
13	D₄×C₃₁	—	4	4	no	—
14	C₂×C₄×C₃₁	—	2	2	no	—
15	C₂×C₄×C₃₁	D₄	1	2	yes	—
16	C₂×C₄×C₃₁	C₂³	1	1	yes	characteristic
17	C₈×C₃₁	—	2	2	no	—
18	C₂²×C₃₁	—	4	2	no	—
19	C₂²×C₃₁	—	4	4	no	—
20	C₂²×C₃₁	C₂×D₄	1	1	yes	characteristic
21	C₄×C₃₁	—	2	2	no	—
22	C₄×C₃₁	—	4	2	no	—
23	C₄×C₃₁	#41	1	2	yes	—
24	#490	C₃₁	1	1	yes	maximal, characteristic, direct product factor, Sylow
25	C₂×C₃₁	—	8	2	no	—
26	C₂×C₃₁	#124	1	1	yes	characteristic
27	C₂×C₃₁	AGL(1,ℤ/8)	1	2	yes	—
28	#127	C₂×C₃₁	1	1	yes	characteristic
29	#125	C₂×C₃₁	1	1	yes	characteristic, complemented
30	#102	C₂×C₃₁	1	4	yes	complemented
31	#97	C₂×C₃₁	1	1	yes	characteristic, complemented
32	C₃₁	#490	1	1	yes	characteristic, direct product factor, Sylow
33	C₂×D₄	—	2	2	no	—
34	C₂×D₄	C₂²×C₃₁	1	2	yes	—
35	C₂×C₈	C₂²×C₃₁	1	2	yes	—
36	C₄⋊C₄	—	2	2	no	—
37	C₄⋊C₄	C₂²×C₃₁	1	2	yes	—
38	C₄²	C₂²×C₃₁	1	1	yes	characteristic
39	C₂³	—	2	2	no	—
40	D₄	—	2	4	no	—
41	D₄	—	4	4	no	—
42	C₂×C₄	—	2	2	no	—
43	C₂×C₄	D₄×C₃₁	1	2	yes	—
44	C₂×C₄	C₂³×C₃₁	1	1	yes	characteristic
45	C₈	—	2	2	no	—
46	C₂²	—	4	2	no	—
47	C₂²	—	4	4	no	—
48	C₂²	C₂×D₄×C₃₁	1	1	yes	characteristic
49	C₄	—	2	2	no	—
50	C₄	—	4	2	no	—
51	C₄	#41×C₃₁	1	2	yes	—
52	C₂	—	8	2	no	—
53	C₂	C₃₁×#124	1	1	yes	characteristic
54	C₂	C₃₁×AGL(1,ℤ/8)	1	2	yes	—

	subgroup	G/H
center, socle	C₂²×C₃₁	C₂×D₄
commutator, Frattini, cosocle	C₂×C₄	C₂³×C₃₁
prime radical	C₃₁×#127	C₂
LCS	G ▷ C₂×C₄ ▷ C₂ ▷ C₁
UCS	C₁ ◁ C₂²×C₃₁ ◁ C₄²×C₃₁ ◁ G

Complements

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

N	H ≅ G/N	type
2. C₃₁×#125	C₂	semidirect
3. C₃₁×#102	C₂	semidirect
4. C₃₁×#97	C₂	semidirect
24. #490	C₃₁	direct (N × H)
29. #125	C₂×C₃₁	semidirect
30. #102	C₂×C₃₁	semidirect
31. #97	C₂×C₃₁	semidirect
32. C₃₁	#490	direct (N × H)

Maximal subgroups

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

subgroup	index
C₃₁×#127	2
C₃₁×#125	2
C₃₁×#102	2
C₃₁×#97	2
#490	31

Subgroups — C31×#490 #14520671

Conjugacy classes of subgroups

Complements

Maximal subgroups

Subgroups — C₃₁×#490 #14520671