Subgroups — C₄×C₄⋊Dic₂₈₁ #31823315

Order 17984.

194 conjugacy classes of subgroups.

Conjugacy classes of subgroups

#	subgroup	G/H	class size	multiplicity	normal?	properties
1	C₂×C₄⋊Dic₂₈₁	C₂	1	2	yes	maximal
2	C₂×C₄×Dic₂₈₁	C₂	1	2	yes	maximal
3	#22582786	C₂	1	2	yes	maximal
4	C₂×C₄²×C₂₈₁	C₂	1	1	yes	maximal, characteristic
5	C₂²×Dic₂₈₁	C₂²	1	4	yes	—
6	C₄⋊Dic₂₈₁	C₄	1	8	yes	direct product factor
7	C₄×Dic₂₈₁	—	2	4	no	—
8	C₂²×C₄×C₂₈₁	C₂²	1	1	yes	characteristic
9	C₂²×C₄×C₂₈₁	C₂²	1	1	yes	characteristic
10	C₂²×C₄×C₂₈₁	C₂²	1	1	yes	characteristic
11	C₄²×C₂₈₁	C₄	1	4	yes	complemented
12	C₂×Dic₂₈₁	—	2	4	no	—
13	C₂×Dic₂₈₁	—	2	4	no	—
14	C₂×Dic₂₈₁	C₂×C₄	1	8	yes	—
15	C₂³×C₂₈₁	C₂³	1	1	yes	characteristic
16	C₂×C₄×C₂₈₁	—	2	2	no	—
17	C₂×C₄×C₂₈₁	C₂×C₄	1	4	yes	—
18	C₂×C₄×C₂₈₁	C₂×C₄	1	2	yes	—
19	C₂×C₄×C₂₈₁	C₂×C₄	1	2	yes	—
20	C₂×C₄×C₂₈₁	C₂×C₄	1	2	yes	—
21	C₂×C₄×C₂₈₁	D₄	1	2	yes	—
22	C₂×C₄×C₂₈₁	Q₈	1	2	yes	—
23	C₂²×C₂₈₁	C₂²×C₄	1	2	yes	—
24	C₂²×C₂₈₁	C₂²×C₄	1	1	yes	characteristic
25	C₂²×C₂₈₁	C₂×D₄	1	1	yes	characteristic
26	C₂²×C₂₈₁	C₂×Q₈	1	1	yes	characteristic
27	C₂²×C₂₈₁	#41	1	2	yes	—
28	C₄×C₂₈₁	—	2	2	no	—
29	C₄×C₂₈₁	C₄²	1	4	yes	complemented
30	C₄×C₂₈₁	C₄⋊C₄	1	4	yes	complemented
31	Dic₂₈₁	—	2	8	no	—
32	C₂×C₂₈₁	C₂×C₄²	1	1	yes	characteristic
33	C₂×C₂₈₁	C₂×C₄⋊C₄	1	1	yes	characteristic
34	C₂×C₂₈₁	#117	1	1	yes	characteristic
35	C₂×C₂₈₁	C₄×D₄	1	2	yes	—
36	C₂×C₂₈₁	C₄×Q₈	1	2	yes	—
37	C₂₈₁	C₄×C₄⋊C₄	1	1	yes	characteristic, complemented, Sylow
38	C₄×C₄⋊C₄	—	281	1	no	maximal, Sylow
39	C₂×C₄⋊C₄	—	281	2	no	—
40	C₂×C₄²	—	281	2	no	—
41	C₂×C₄²	D₂₈₁	1	1	yes	characteristic
42	#95	—	281	2	no	—
43	C₂²×C₄	—	281	4	no	—
44	C₂²×C₄	C₂×D₂₈₁	1	1	yes	characteristic
45	C₂²×C₄	C₂×D₂₈₁	1	1	yes	characteristic
46	C₂²×C₄	C₂×D₂₈₁	1	1	yes	characteristic
47	C₄⋊C₄	—	281	8	no	—
48	C₄²	—	562	4	no	—
49	C₄²	Dic₂₈₁	1	4	yes	complemented
50	C₂³	C₂²×D₂₈₁	1	1	yes	characteristic
51	C₂×C₄	—	2	2	no	—
52	C₂×C₄	—	281	8	no	—
53	C₂×C₄	—	562	4	no	—
54	C₂×C₄	—	562	4	no	—
55	C₂×C₄	C₄×D₂₈₁	1	4	yes	—
56	C₂×C₄	C₂×Dic₂₈₁	1	2	yes	—
57	C₂×C₄	C₂×Dic₂₈₁	1	2	yes	—
58	C₂×C₄	C₂×Dic₂₈₁	1	2	yes	—
59	C₂×C₄	D₁₁₂₄	1	2	yes	—
60	C₂×C₄	Dic₅₆₂	1	2	yes	—
61	C₂²	C₂×C₄×D₂₈₁	1	2	yes	—
62	C₂²	C₂²×Dic₂₈₁	1	1	yes	characteristic
63	C₂²	C₂×D₁₁₂₄	1	1	yes	characteristic
64	C₂²	C₂×Dic₅₆₂	1	1	yes	characteristic
65	C₂²	#17985138	1	2	yes	—
66	C₄	—	2	2	no	—
67	C₄	—	562	8	no	—
68	C₄	C₄×Dic₂₈₁	1	4	yes	complemented
69	C₄	C₄⋊Dic₂₈₁	1	4	yes	direct product factor
70	C₂	C₂×C₄×Dic₂₈₁	1	1	yes	characteristic
71	C₂	C₂×C₄⋊Dic₂₈₁	1	1	yes	characteristic
72	C₂	#22582838	1	1	yes	characteristic
73	C₂	C₄×D₁₁₂₄	1	2	yes	—
74	C₂	C₄×Dic₅₆₂	1	2	yes	—

	subgroup	G/H
center	C₂²×C₄	C₂×D₂₈₁
commutator	C₂×C₂₈₁	C₂×C₄²
Frattini	C₂³	C₂²×D₂₈₁
Fitting	C₂×C₄²×C₂₈₁	C₂
socle, prime radical, cosocle	C₂³×C₂₈₁	C₂³
hypercenter	C₂×C₄²	D₂₈₁
hypocenter	C₂₈₁	C₄×C₄⋊C₄
LCS	G ▷ C₂×C₂₈₁ ▷ C₂₈₁
UCS	C₁ ◁ C₂²×C₄ ◁ C₂×C₄²

Complements

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

N	H ≅ G/N	type
6. C₄⋊Dic₂₈₁	C₄	direct (N × H)
11. C₄²×C₂₈₁	C₄	semidirect
29. C₄×C₂₈₁	C₄²	semidirect
30. C₄×C₂₈₁	C₄⋊C₄	semidirect
37. C₂₈₁	C₄×C₄⋊C₄	semidirect
49. C₄²	Dic₂₈₁	semidirect
68. C₄	C₄×Dic₂₈₁	semidirect
69. C₄	C₄⋊Dic₂₈₁	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×C₄⋊Dic₂₈₁	2
C₂×C₄×Dic₂₈₁	2
#22582786	2
C₂×C₄²×C₂₈₁	2
C₄×C₄⋊C₄	281

Subgroups — C4×C4⋊Dic281 #31823315

Conjugacy classes of subgroups

Complements

Maximal subgroups

Subgroups — C₄×C₄⋊Dic₂₈₁ #31823315