Subgroups — #31823253

Order 17984.

68 conjugacy classes of subgroups.

Conjugacy classes of subgroups

#	subgroup	G/H	class size	multiplicity	normal?	properties
1	#22582796	C₂	1	1	yes	maximal, characteristic
2	#22582794	C₂	1	1	yes	maximal, characteristic
3	#123×C₂₈₁	C₂	1	1	yes	maximal, characteristic
4	#17985122	—	2	1	no	—
5	C₂²⋊Dic₂₈₁	—	2	1	no	—
6	C₂×D₄×C₂₈₁	C₂²	1	1	yes	characteristic
7	C₂²×C₄×C₂₈₁	C₄	1	1	yes	characteristic, complemented
8	C₄⋊C₄×C₂₈₁	—	2	1	no	—
9	C₂²⋊C₄×C₂₈₁	—	2	1	no	—
10	C₂²⋊C₄×C₂₈₁	C₄	1	1	yes	characteristic, complemented
11	C₂×Dic₂₈₁	—	4	1	no	—
12	#14555886	—	4	1	no	—
13	C₂³×C₂₈₁	C₂×C₄	1	1	yes	characteristic
14	C₂³×C₂₈₁	D₄	1	1	yes	characteristic
15	D₄×C₂₈₁	—	4	1	no	—
16	C₂×C₄×C₂₈₁	—	2	1	no	—
17	C₂×C₄×C₂₈₁	—	2	1	no	—
18	C₂×C₄×C₂₈₁	—	4	1	no	—
19	C₂×C₄×C₂₈₁	D₄	1	1	yes	characteristic
20	C₂²×C₂₈₁	—	2	1	no	—
21	C₂²×C₂₈₁	—	2	1	no	—
22	C₂²×C₂₈₁	—	4	1	no	—
23	C₂²×C₂₈₁	—	4	1	no	—
24	C₂²×C₂₈₁	C₂²⋊C₄	1	1	yes	characteristic
25	C₄×C₂₈₁	—	2	1	no	—
26	C₄×C₂₈₁	—	4	1	no	—
27	C₄×C₂₈₁	—	4	1	no	—
28	Dic₂₈₁	—	8	1	no	—
29	C₂×C₂₈₁	—	2	1	no	—
30	C₂×C₂₈₁	—	4	1	no	—
31	C₂×C₂₈₁	—	4	1	no	—
32	C₂×C₂₈₁	#99	1	1	yes	characteristic
33	C₂₈₁	#352	1	1	yes	characteristic, complemented, Sylow
34	#352	—	281	1	no	maximal, Sylow
35	#123	D₂₈₁	1	1	yes	characteristic
36	#100	—	281	1	no	—
37	#99	—	281	1	no	—
38	C₂×D₄	C₂×D₂₈₁	1	1	yes	characteristic
39	C₂²×C₄	Dic₂₈₁	1	1	yes	characteristic, complemented
40	M₁₆	—	562	1	no	—
41	C₄⋊C₄	—	2	1	no	—
42	C₂²⋊C₄	—	2	1	no	—
43	C₂²⋊C₄	—	562	1	no	—
44	C₂²⋊C₄	Dic₂₈₁	1	1	yes	characteristic, complemented
45	C₂³	C₂×Dic₂₈₁	1	1	yes	characteristic
46	C₂³	C₂²⋊D₂₈₁	1	1	yes	characteristic
47	D₄	—	4	1	no	—
48	C₂×C₄	—	2	1	no	—
49	C₂×C₄	—	2	1	no	—
50	C₂×C₄	—	4	1	no	—
51	C₂×C₄	—	1124	1	no	—
52	C₂×C₄	C₂²⋊D₂₈₁	1	1	yes	characteristic
53	C₈	—	1124	1	no	—
54	C₂²	—	2	1	no	—
55	C₂²	—	2	1	no	—
56	C₂²	—	4	1	no	—
57	C₂²	—	4	1	no	—
58	C₂²	C₂²⋊Dic₂₈₁	1	1	yes	characteristic
59	C₄	—	2	1	no	—
60	C₄	—	4	1	no	—
61	C₄	—	4	1	no	—
62	C₄	—	2248	1	no	—
63	C₂	—	2	1	no	—
64	C₂	—	4	1	no	—
65	C₂	—	4	1	no	—
66	C₂	#22582794	1	1	yes	characteristic

	subgroup	G/H
center	C₂	#22582794
commutator	C₂³×C₂₈₁	C₂×C₄
Frattini	C₂×D₄	C₂×D₂₈₁
Fitting	#123×C₂₈₁	C₂
socle	C₂×C₂₈₁	#99
prime radical, cosocle	C₂×D₄×C₂₈₁	C₂²
hypercenter	#123	D₂₈₁
hypocenter	C₂₈₁	#352
LCS	G ▷ C₂³×C₂₈₁ ▷ C₂²×C₂₈₁ ▷ C₂×C₂₈₁ ▷ C₂₈₁
UCS	C₁ ◁ C₂ ◁ C₂² ◁ C₂×D₄ ◁ #123

Complements

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

N	H ≅ G/N	type
7. C₂²×C₄×C₂₈₁	C₄	semidirect
10. C₂²⋊C₄×C₂₈₁	C₄	semidirect
33. C₂₈₁	#352	semidirect
39. C₂²×C₄	Dic₂₈₁	semidirect
44. C₂²⋊C₄	Dic₂₈₁	semidirect

Maximal subgroups

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

subgroup	index
#22582796	2
#22582794	2
#123×C₂₈₁	2
#352	281