Subgroups — C₂²×D₂₇₇⋊C₈ #31801073

Order 17728.

338 conjugacy classes of subgroups.

Conjugacy classes of subgroups

#	subgroup	G/H	class size	multiplicity	normal?	properties
1	C₂×D₂₇₇⋊C₈	C₂	1	12	yes	maximal, direct product factor
2	C₂²×#14555667	C₂	1	2	yes	maximal, complemented
3	C₂²×C₄×D₂₇₇	C₂	1	1	yes	maximal, characteristic
4	D₂₇₇⋊C₈	C₂²	1	16	yes	direct product factor
5	C₂×#14555667	C₂²	1	12	yes	complemented
6	C₂³×D₂₇₇	C₄	1	1	yes	characteristic
7	C₂²×Dic₂₇₇	C₂²	1	1	yes	characteristic
8	C₂×C₄×D₂₇₇	C₄	1	6	yes	—
9	C₂×C₄×D₂₇₇	C₂²	1	6	yes	—
10	C₂²×C₄×C₂₇₇	C₄	1	1	yes	characteristic
11	#14555667	C₂³	1	8	yes	complemented
12	C₂²×D₂₇₇	C₈	1	8	yes	complemented
13	C₂²×D₂₇₇	C₂×C₄	1	6	yes	—
14	C₂×Dic₂₇₇	C₂×C₄	1	3	yes	—
15	C₂×Dic₂₇₇	C₂³	1	3	yes	—
16	C₄×D₂₇₇	C₂×C₄	1	12	yes	—
17	C₄×D₂₇₇	C₂³	1	4	yes	—
18	C₂³×C₂₇₇	C₂×C₄	1	1	yes	characteristic
19	C₂×C₄×C₂₇₇	C₂×C₄	1	6	yes	—
20	C₂²×C₂₇₇	C₂×C₈	1	4	yes	complemented
21	C₂²×C₂₇₇	C₂²×C₄	1	3	yes	—
22	C₂×D₂₇₇	C₂×C₈	1	24	yes	complemented
23	C₂×D₂₇₇	C₂²×C₄	1	4	yes	—
24	C₄×C₂₇₇	C₂²×C₄	1	4	yes	—
25	Dic₂₇₇	C₂²×C₄	1	3	yes	—
26	Dic₂₇₇	C₂⁴	1	1	yes	characteristic
27	C₂×C₂₇₇	C₂²×C₈	1	6	yes	complemented
28	C₂×C₂₇₇	C₂³×C₄	1	1	yes	characteristic
29	D₂₇₇	C₂²×C₈	1	8	yes	complemented
30	C₂₇₇	C₂³×C₈	1	1	yes	characteristic, complemented, Sylow
31	C₂³×C₈	—	277	1	no	maximal, Sylow
32	C₂³×C₄	—	277	1	no	—
33	C₂²×C₈	—	277	2	no	—
34	C₂²×C₈	—	277	12	no	—
35	C₂⁴	—	277	1	no	—
36	C₂²×C₄	—	277	1	no	—
37	C₂²×C₄	—	277	6	no	—
38	C₂²×C₄	—	277	6	no	—
39	C₂²×C₄	#11764308	1	1	yes	characteristic
40	C₂×C₈	—	277	12	no	—
41	C₂×C₈	—	277	16	no	—
42	C₂³	—	277	8	no	—
43	C₂³	—	277	6	no	—
44	C₂³	C₂×#11764308	1	1	yes	characteristic
45	C₂×C₄	—	277	3	no	—
46	C₂×C₄	—	277	3	no	—
47	C₂×C₄	—	277	12	no	—
48	C₂×C₄	—	277	4	no	—
49	C₂×C₄	C₂×#11764308	1	6	yes	—
50	C₈	—	277	8	no	—
51	C₂²	—	277	4	no	—
52	C₂²	—	277	24	no	—
53	C₂²	D₂₇₇⋊C₈	1	4	yes	direct product factor
54	C₂²	C₂²×#11764308	1	3	yes	—
55	C₄	—	277	1	no	—
56	C₄	—	277	3	no	—
57	C₄	C₂²×#11764308	1	4	yes	—
58	C₂	—	277	8	no	—
59	C₂	C₂×D₂₇₇⋊C₈	1	6	yes	direct product factor
60	C₂	C₂³×#11764308	1	1	yes	characteristic

	subgroup	G/H
center, hypercenter	C₂²×C₄	#11764308
commutator, hypocenter	C₂₇₇	C₂³×C₈
Frattini	C₂	C₂³×#11764308
Fitting	C₂²×C₄×C₂₇₇	C₄
socle	C₂³×C₂₇₇	C₂×C₄
prime radical	C₂³×D₂₇₇	C₄
cosocle	Dic₂₇₇	C₂⁴
LCS	G ▷ C₂₇₇
UCS	C₁ ◁ C₂²×C₄

Complements

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

N	H ≅ G/N	type
1. C₂×D₂₇₇⋊C₈	C₂	direct (N × H)
2. C₂²×#14555667	C₂	semidirect
4. D₂₇₇⋊C₈	C₂²	direct (N × H)
5. C₂×#14555667	C₂²	semidirect
11. #14555667	C₂³	semidirect
12. C₂²×D₂₇₇	C₈	semidirect
20. C₂²×C₂₇₇	C₂×C₈	semidirect
22. C₂×D₂₇₇	C₂×C₈	semidirect
27. C₂×C₂₇₇	C₂²×C₈	semidirect
29. D₂₇₇	C₂²×C₈	semidirect
30. C₂₇₇	C₂³×C₈	semidirect
53. C₂²	D₂₇₇⋊C₈	direct (N × H)
59. C₂	C₂×D₂₇₇⋊C₈	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×D₂₇₇⋊C₈	2
C₂²×#14555667	2
C₂²×C₄×D₂₇₇	2
C₂³×C₈	277

Subgroups — C22×D277⋊C8 #31801073

Conjugacy classes of subgroups

Complements

Maximal subgroups

Subgroups — C₂²×D₂₇₇⋊C₈ #31801073