Subgroups — #31801018

Order 17728.

118 conjugacy classes of subgroups.

Conjugacy classes of subgroups

#	subgroup	G/H	class size	multiplicity	normal?	properties
1	C₄⋊#14555667	C₂	1	2	yes	maximal, complemented
2	C₂²⋊#14555667	C₂	1	2	yes	maximal
3	C₄×#14555667	C₂	1	2	yes	maximal, complemented
4	C₂×C₄×Dic₂₇₇	C₂	1	1	yes	maximal, characteristic
5	C₂×#14555667	C₂²	1	4	yes	—
6	C₂²×Dic₂₇₇	C₄	1	1	yes	characteristic
7	C₂²×Dic₂₇₇	C₂²	1	1	yes	characteristic
8	C₄×Dic₂₇₇	C₄	1	1	yes	characteristic
9	C₄×Dic₂₇₇	C₄	1	1	yes	characteristic
10	C₄×Dic₂₇₇	C₂²	1	1	yes	characteristic
11	C₄×Dic₂₇₇	C₂²	1	1	yes	characteristic
12	C₂²×C₄×C₂₇₇	C₄	1	1	yes	characteristic
13	#14555667	—	2	4	no	—
14	C₂×Dic₂₇₇	—	2	2	no	—
15	C₂×Dic₂₇₇	—	2	2	no	—
16	C₂×Dic₂₇₇	C₂×C₄	1	1	yes	characteristic
17	C₂×Dic₂₇₇	C₂×C₄	1	1	yes	characteristic
18	C₂×Dic₂₇₇	C₂×C₄	1	1	yes	characteristic
19	C₂×Dic₂₇₇	C₂³	1	1	yes	characteristic
20	C₂³×C₂₇₇	C₂×C₄	1	1	yes	characteristic
21	C₂×C₄×C₂₇₇	C₈	1	4	yes	complemented
22	C₂×C₄×C₂₇₇	C₂×C₄	1	1	yes	characteristic
23	C₂×C₄×C₂₇₇	C₂×C₄	1	1	yes	characteristic
24	C₂²×C₂₇₇	—	2	1	no	—
25	C₂²×C₂₇₇	—	2	1	no	—
26	C₂²×C₂₇₇	C₂×C₈	1	2	yes	—
27	C₂²×C₂₇₇	C₂²×C₄	1	1	yes	characteristic
28	C₄×C₂₇₇	C₂×C₈	1	2	yes	—
29	C₄×C₂₇₇	C₂×C₈	1	2	yes	—
30	Dic₂₇₇	—	2	1	no	—
31	Dic₂₇₇	—	2	1	no	—
32	Dic₂₇₇	M₁₆	1	2	yes	—
33	Dic₂₇₇	#41	1	2	yes	—
34	C₂×C₂₇₇	—	2	2	no	—
35	C₂×C₂₇₇	#117	1	1	yes	characteristic
36	C₂×C₂₇₇	C₂²×C₈	1	1	yes	characteristic
37	C₂×C₂₇₇	C₂×M₁₆	1	1	yes	characteristic
38	C₂₇₇	#431	1	1	yes	characteristic, complemented, Sylow
39	#431	—	277	1	no	maximal, Sylow
40	C₂×C₄²	—	277	1	no	—
41	C₄⋊C₈	—	277	2	no	—
42	C₂²⋊C₈	—	277	2	no	—
43	C₄×C₈	—	277	2	no	—
44	C₂²×C₄	—	277	1	no	—
45	C₂²×C₄	—	277	1	no	—
46	C₂²×C₄	#11764308	1	1	yes	characteristic
47	C₂×C₈	—	277	4	no	—
48	C₄²	—	277	1	no	—
49	C₄²	—	277	1	no	—
50	C₄²	—	277	1	no	—
51	C₄²	—	277	1	no	—
52	C₂³	C₂×#11764308	1	1	yes	characteristic
53	C₂×C₄	—	277	1	no	—
54	C₂×C₄	—	277	1	no	—
55	C₂×C₄	—	277	1	no	—
56	C₂×C₄	—	277	1	no	—
57	C₂×C₄	—	554	2	no	—
58	C₂×C₄	—	554	2	no	—
59	C₂×C₄	#14555667	1	4	yes	complemented
60	C₂×C₄	C₂×#11764308	1	1	yes	characteristic
61	C₂×C₄	C₂×#11764308	1	1	yes	characteristic
62	C₈	—	554	4	no	—
63	C₂²	—	2	1	no	—
64	C₂²	—	2	1	no	—
65	C₂²	C₂×#14555667	1	2	yes	—
66	C₂²	C₂²×#11764308	1	1	yes	characteristic
67	C₄	—	277	2	no	—
68	C₄	—	277	2	no	—
69	C₄	—	554	1	no	—
70	C₄	—	554	1	no	—
71	C₄	C₂×#14555667	1	2	yes	—
72	C₄	C₂×#14555667	1	2	yes	—
73	C₂	—	2	2	no	—
74	C₂	#22579959	1	1	yes	characteristic
75	C₂	C₂²×#14555667	1	1	yes	characteristic
76	C₂	D₂₇₇⋊M₁₆	1	1	yes	characteristic

	subgroup	G/H
center	C₂×C₄	C₂×#11764308
commutator	C₂×C₂₇₇	C₂²×C₈
Frattini	C₂²	C₂²×#11764308
Fitting	C₂²×C₄×C₂₇₇	C₄
socle	C₂²×C₂₇₇	C₂²×C₄
prime radical	C₂³×C₂₇₇	C₂×C₄
cosocle	C₂×Dic₂₇₇	C₂³
hypercenter	C₂²×C₄	#11764308
hypocenter	C₂₇₇	#431
LCS	G ▷ C₂×C₂₇₇ ▷ C₂₇₇
UCS	C₁ ◁ C₂×C₄ ◁ C₂²×C₄

Complements

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

N	H ≅ G/N	type
1. C₄⋊#14555667	C₂	semidirect
3. C₄×#14555667	C₂	semidirect
21. C₂×C₄×C₂₇₇	C₈	semidirect
38. C₂₇₇	#431	semidirect
59. C₂×C₄	#14555667	semidirect

Maximal subgroups

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

subgroup	index
C₄⋊#14555667	2
C₂²⋊#14555667	2
C₄×#14555667	2
C₂×C₄×Dic₂₇₇	2
#431	277