Subgroups — #31800948

Order 17728.

186 conjugacy classes of subgroups.

Conjugacy classes of subgroups

#	subgroup	G/H	class size	multiplicity	normal?	properties
1	C₂×C₄⋊#11764308	C₂	1	6	yes	maximal
2	C₄²×D₂₇₇	C₂	1	1	yes	maximal, characteristic
3	C₂²×#11764308	C₂²	1	4	yes	—
4	C₄⋊#11764308	—	2	12	no	—
5	C₂×C₄×D₂₇₇	C₂²	1	3	yes	—
6	C₄×Dic₂₇₇	C₄	1	3	yes	complemented
7	C₄²×C₂₇₇	C₄	1	1	yes	characteristic, complemented
8	C₂×#11764308	—	2	12	no	—
9	C₂²×D₂₇₇	C₂³	1	1	yes	characteristic
10	C₂×Dic₂₇₇	C₂×C₄	1	3	yes	—
11	C₄×D₂₇₇	D₄	1	6	yes	—
12	C₄×D₂₇₇	Q₈	1	6	yes	—
13	C₂×C₄×C₂₇₇	C₂×C₄	1	3	yes	—
14	C₂²×C₂₇₇	C₂²×C₄	1	1	yes	characteristic
15	C₂×D₂₇₇	C₂×D₄	1	3	yes	—
16	C₂×D₂₇₇	C₂×Q₈	1	3	yes	—
17	#11764308	—	4	4	no	—
18	C₄×C₂₇₇	C₄⋊C₄	1	6	yes	complemented
19	Dic₂₇₇	C₄⋊C₄	1	6	yes	complemented
20	C₂×C₂₇₇	C₂×C₄⋊C₄	1	3	yes	—
21	D₂₇₇	#127	1	1	yes	characteristic
22	D₂₇₇	C₄⋊Q₈	1	3	yes	—
23	C₂₇₇	#384	1	1	yes	characteristic, complemented, Sylow
24	#384	—	277	1	no	maximal, Sylow
25	C₂×C₄⋊C₄	—	277	6	no	—
26	C₂×C₄²	—	277	1	no	—
27	C₂²×C₄	—	277	3	no	—
28	C₂²×C₄	—	277	4	no	—
29	C₄⋊C₄	—	554	12	no	—
30	C₄²	—	277	3	no	—
31	C₄²	#11764308	1	1	yes	characteristic, complemented
32	C₂³	—	277	1	no	—
33	C₂×C₄	—	277	3	no	—
34	C₂×C₄	—	277	6	no	—
35	C₂×C₄	—	277	6	no	—
36	C₂×C₄	—	554	12	no	—
37	C₂×C₄	C₂×#11764308	1	3	yes	—
38	C₂²	—	277	3	no	—
39	C₂²	—	277	3	no	—
40	C₂²	C₂²×#11764308	1	1	yes	characteristic
41	C₄	—	277	6	no	—
42	C₄	—	1108	4	no	—
43	C₄	C₄⋊#11764308	1	6	yes	complemented
44	C₂	—	277	1	no	—
45	C₂	—	277	3	no	—
46	C₂	C₂×C₄⋊#11764308	1	3	yes	—

	subgroup	G/H
center, Frattini	C₂²	C₂²×#11764308
commutator, socle	C₂²×C₂₇₇	C₂²×C₄
Fitting	C₄²×C₂₇₇	C₄
prime radical, cosocle	C₂²×D₂₇₇	C₂³
hypercenter	C₄²	#11764308
hypocenter	C₂₇₇	#384
LCS	G ▷ C₂²×C₂₇₇ ▷ C₂₇₇
UCS	C₁ ◁ C₂² ◁ C₄²

Complements

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

N	H ≅ G/N	type
6. C₄×Dic₂₇₇	C₄	semidirect
7. C₄²×C₂₇₇	C₄	semidirect
18. C₄×C₂₇₇	C₄⋊C₄	semidirect
19. Dic₂₇₇	C₄⋊C₄	semidirect
23. C₂₇₇	#384	semidirect
31. C₄²	#11764308	semidirect
43. C₄	C₄⋊#11764308	semidirect

Maximal subgroups

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

subgroup	index
C₂×C₄⋊#11764308	2
C₄²×D₂₇₇	2
#384	277