Subgroups — #31800877

Order 17728.

90 conjugacy classes of subgroups.

Conjugacy classes of subgroups

#	subgroup	G/H	class size	multiplicity	normal?	properties
1	D₂₇₇⋊M₁₆	C₂	1	1	yes	maximal, characteristic
2	C₂×D₂₇₇⋊C₈	C₂	1	1	yes	maximal, characteristic
3	M₁₆×D₂₇₇	C₂	1	1	yes	maximal, characteristic
4	#17984573	C₄	1	2	yes	—
5	#17984572	—	2	1	no	—
6	D₂₇₇⋊C₈	—	2	1	no	—
7	D₂₇₇⋊C₈	—	2	1	no	—
8	D₂₇₇⋊C₈	C₄	1	2	yes	—
9	C₂×#14555667	—	2	1	no	—
10	C₂×C₄×D₂₇₇	C₂²	1	1	yes	characteristic
11	#17984547	C₄	1	1	yes	characteristic
12	#17984546	—	2	1	no	—
13	C₈×D₂₇₇	—	2	1	no	—
14	M₁₆×C₂₇₇	C₄	1	1	yes	characteristic
15	#14555667	—	2	2	no	—
16	#14555667	—	2	2	no	—
17	C₂²×D₂₇₇	Q₈	1	1	yes	characteristic
18	C₂×Dic₂₇₇	D₄	1	1	yes	characteristic
19	C₄×D₂₇₇	C₂×C₄	1	1	yes	characteristic
20	C₄×D₂₇₇	C₂×C₄	1	1	yes	characteristic
21	C₄×D₂₇₇	D₄	1	1	yes	characteristic
22	C₄×D₂₇₇	D₄	1	1	yes	characteristic
23	#14555660	—	2	1	no	—
24	C₂×C₄×C₂₇₇	C₂×C₄	1	1	yes	characteristic
25	C₈×C₂₇₇	—	2	1	no	—
26	C₂²×C₂₇₇	C₄⋊C₄	1	1	yes	characteristic
27	C₂×D₂₇₇	—	2	2	no	—
28	C₂×D₂₇₇	C₄⋊C₄	1	1	yes	characteristic
29	C₂×D₂₇₇	C₄⋊C₄	1	1	yes	characteristic
30	C₄×C₂₇₇	C₄²	1	1	yes	characteristic
31	C₄×C₂₇₇	C₂²⋊C₄	1	1	yes	characteristic
32	Dic₂₇₇	C₂²⋊C₄	1	1	yes	characteristic
33	Dic₂₇₇	C₂²⋊C₄	1	1	yes	characteristic
34	C₂×C₂₇₇	—	2	1	no	—
35	C₂×C₂₇₇	#95	1	1	yes	characteristic
36	D₂₇₇	—	2	1	no	—
37	D₂₇₇	#108	1	2	yes	—
38	C₂₇₇	#341	1	1	yes	characteristic, complemented, Sylow
39	#341	—	277	1	no	maximal, Sylow
40	C₂×M₁₆	—	277	1	no	—
41	C₂×M₁₆	—	277	1	no	—
42	C₂²×C₈	—	277	1	no	—
43	C₂²×C₄	—	277	1	no	—
44	M₁₆	—	277	2	no	—
45	M₁₆	—	277	1	no	—
46	M₁₆	—	554	1	no	—
47	M₁₆	—	554	1	no	—
48	M₁₆	#11764308	1	1	yes	characteristic
49	C₂×C₈	—	277	2	no	—
50	C₂×C₈	—	554	1	no	—
51	C₂×C₈	—	554	1	no	—
52	C₂×C₈	—	554	1	no	—
53	C₂×C₈	—	554	1	no	—
54	C₂³	—	277	1	no	—
55	C₂×C₄	—	277	1	no	—
56	C₂×C₄	—	277	1	no	—
57	C₂×C₄	—	277	1	no	—
58	C₂×C₄	—	277	1	no	—
59	C₂×C₄	—	277	1	no	—
60	C₂×C₄	C₂×#11764308	1	1	yes	characteristic
61	C₈	—	2	1	no	—
62	C₈	—	554	2	no	—
63	C₈	—	554	2	no	—
64	C₈	—	554	1	no	—
65	C₂²	—	277	1	no	—
66	C₂²	—	277	1	no	—
67	C₂²	—	554	2	no	—
68	C₂²	C₄⋊#11764308	1	1	yes	characteristic
69	C₄	—	277	1	no	—
70	C₄	—	277	1	no	—
71	C₄	C₄×#11764308	1	1	yes	characteristic
72	C₄	C₂²⋊#11764308	1	1	yes	characteristic
73	C₂	—	2	1	no	—
74	C₂	—	277	2	no	—
75	C₂	—	554	1	no	—
76	C₂	(C₂×#11764308)⋊C₄	1	1	yes	characteristic

	subgroup	G/H
center	C₄	C₂²⋊#11764308
commutator	C₄×C₂₇₇	C₄²
Frattini	C₂×C₄	C₂×#11764308
Fitting	M₁₆×C₂₇₇	C₄
socle	C₂×C₂₇₇	#95
prime radical	C₂²×D₂₇₇	Q₈
cosocle	C₂×C₄×D₂₇₇	C₂²
hypercenter	M₁₆	#11764308
hypocenter	C₂₇₇	#341
LCS	G ▷ C₄×C₂₇₇ ▷ C₂×C₂₇₇ ▷ C₂₇₇
UCS	C₁ ◁ C₄ ◁ C₂×C₄ ◁ M₁₆

Complements

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

N	H ≅ G/N	type
38. C₂₇₇	#341	semidirect

Maximal subgroups

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

subgroup	index
D₂₇₇⋊M₁₆	2
C₂×D₂₇₇⋊C₈	2
M₁₆×D₂₇₇	2
#341	277