Subgroups — C₂×#22582819 #31823878

Order 17984.

90 conjugacy classes of subgroups.

Conjugacy classes of subgroups

#	subgroup	G/H	class size	multiplicity	normal?	properties
1	#22582819	C₂	1	4	yes	maximal, direct product factor
2	C₂×#17985113	C₂	1	2	yes	maximal, complemented
3	C₂²×C₈×C₂₈₁	C₂	1	1	yes	maximal, characteristic
4	#17985113	C₂²	1	4	yes	complemented
5	C₂²×C₄×C₂₈₁	C₄	1	1	yes	characteristic
6	C₂×C₈×C₂₈₁	C₄	1	1	yes	characteristic
7	C₂×C₈×C₂₈₁	C₄	1	2	yes	—
8	C₂×C₈×C₂₈₁	C₂²	1	2	yes	—
9	C₂×C₈×C₂₈₁	C₂²	1	1	yes	characteristic
10	C₂³×C₂₈₁	C₈	1	1	yes	characteristic
11	C₂×C₄×C₂₈₁	C₈	1	2	yes	—
12	C₂×C₄×C₂₈₁	C₈	1	1	yes	characteristic
13	C₂×C₄×C₂₈₁	C₂×C₄	1	2	yes	—
14	C₂×C₄×C₂₈₁	C₂×C₄	1	1	yes	characteristic
15	C₈×C₂₈₁	C₂×C₄	1	2	yes	—
16	C₈×C₂₈₁	C₂×C₄	1	1	yes	characteristic
17	C₈×C₂₈₁	C₂³	1	1	yes	characteristic
18	C₂²×C₂₈₁	—	2	2	no	—
19	C₂²×C₂₈₁	C₂×C₈	1	2	yes	—
20	C₂²×C₂₈₁	C₂×C₈	1	1	yes	characteristic
21	C₄×C₂₈₁	C₂×C₈	1	2	yes	—
22	C₄×C₂₈₁	C₂×C₈	1	1	yes	characteristic
23	C₄×C₂₈₁	C₂²×C₄	1	1	yes	characteristic
24	C₂×C₂₈₁	—	2	2	no	—
25	C₂×C₂₈₁	M₃₂	1	2	yes	complemented
26	C₂×C₂₈₁	C₂²×C₈	1	1	yes	characteristic
27	C₂₈₁	C₂×M₃₂	1	1	yes	characteristic, complemented, Sylow
28	C₂×M₃₂	—	281	1	no	maximal, Sylow
29	C₂²×C₈	D₂₈₁	1	1	yes	characteristic
30	M₃₂	—	281	4	no	—
31	C₂×C₁₆	—	281	2	no	—
32	C₂²×C₄	Dic₂₈₁	1	1	yes	characteristic
33	C₂×C₈	Dic₂₈₁	1	1	yes	characteristic
34	C₂×C₈	Dic₂₈₁	1	2	yes	—
35	C₂×C₈	C₂×D₂₈₁	1	2	yes	—
36	C₂×C₈	C₂×D₂₈₁	1	1	yes	characteristic
37	C₁₆	—	281	4	no	—
38	C₂³	#14555886	1	1	yes	characteristic
39	C₂×C₄	#14555886	1	2	yes	—
40	C₂×C₄	#14555886	1	1	yes	characteristic
41	C₂×C₄	C₂×Dic₂₈₁	1	2	yes	—
42	C₂×C₄	C₂×Dic₂₈₁	1	1	yes	characteristic
43	C₈	C₂×Dic₂₈₁	1	2	yes	—
44	C₈	C₂×Dic₂₈₁	1	1	yes	characteristic
45	C₈	C₂²×D₂₈₁	1	1	yes	characteristic
46	C₂²	—	2	2	no	—
47	C₂²	C₂×#14555886	1	2	yes	—
48	C₂²	C₂×#14555886	1	1	yes	characteristic
49	C₄	C₂×#14555886	1	2	yes	—
50	C₄	C₂×#14555886	1	1	yes	characteristic
51	C₄	C₂²×Dic₂₈₁	1	1	yes	characteristic
52	C₂	—	2	2	no	—
53	C₂	#22582819	1	2	yes	direct product factor
54	C₂	C₂²×#14555886	1	1	yes	characteristic

	subgroup	G/H
center	C₂×C₈	C₂×D₂₈₁
commutator	C₂×C₂₈₁	C₂²×C₈
Frattini	C₈	C₂²×D₂₈₁
Fitting	C₂²×C₈×C₂₈₁	C₂
socle	C₂²×C₂₈₁	C₂×C₈
prime radical	C₂³×C₂₈₁	C₈
cosocle	C₈×C₂₈₁	C₂³
hypercenter	C₂²×C₈	D₂₈₁
hypocenter	C₂₈₁	C₂×M₃₂
LCS	G ▷ C₂×C₂₈₁ ▷ C₂₈₁
UCS	C₁ ◁ C₂×C₈ ◁ C₂²×C₈

Complements

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

N	H ≅ G/N	type
1. #22582819	C₂	direct (N × H)
2. C₂×#17985113	C₂	semidirect
4. #17985113	C₂²	semidirect
25. C₂×C₂₈₁	M₃₂	semidirect
27. C₂₈₁	C₂×M₃₂	semidirect
53. C₂	#22582819	direct (N × H)

Maximal subgroups

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

subgroup	index
#22582819	2
C₂×#17985113	2
C₂²×C₈×C₂₈₁	2
C₂×M₃₂	281

Subgroups — C2×#22582819 #31823878

Conjugacy classes of subgroups

Complements

Maximal subgroups

Subgroups — C₂×#22582819 #31823878