Subgroups — #31801017

Order 17728.

102 conjugacy classes of subgroups.

Conjugacy classes of subgroups

#	subgroup	G/H	class size	multiplicity	normal?	properties
1	C₂×#17984573	C₂	1	1	yes	maximal, characteristic
2	D₂₇₇⋊M₁₆	C₂	1	1	yes	maximal, characteristic
3	#22579951	C₂	1	2	yes	maximal, complemented
4	#22579950	C₂	1	2	yes	maximal, complemented
5	M₁₆×D₂₇₇	C₂	1	1	yes	maximal, characteristic
6	#17984573	—	2	1	no	—
7	#17984573	C₂²	1	1	yes	characteristic
8	#17984573	C₂²	1	2	yes	—
9	#17984573	C₂²	1	1	yes	characteristic
10	#17984572	—	2	1	no	—
11	D₂₇₇⋊C₈	—	2	1	no	—
12	C₂×#14555667	—	2	1	no	—
13	C₂×C₄×D₂₇₇	C₂²	1	1	yes	characteristic
14	#17984547	C₄	1	1	yes	characteristic
15	#17984546	C₄	1	2	yes	—
16	C₈×D₂₇₇	C₂²	1	2	yes	—
17	M₁₆×C₂₇₇	C₄	1	1	yes	characteristic
18	#14555667	—	2	2	no	—
19	#14555667	—	2	1	no	—
20	#14555667	—	2	1	no	—
21	C₂²×D₂₇₇	Q₈	1	1	yes	characteristic
22	C₂×Dic₂₇₇	D₄	1	1	yes	characteristic
23	C₄×D₂₇₇	C₂×C₄	1	1	yes	characteristic
24	C₄×D₂₇₇	D₄	1	1	yes	characteristic
25	C₄×D₂₇₇	Q₈	1	1	yes	characteristic
26	C₄×D₂₇₇	C₂³	1	1	yes	characteristic
27	#14555660	C₂×C₄	1	2	yes	—
28	C₂×C₄×C₂₇₇	C₂×C₄	1	1	yes	characteristic
29	C₈×C₂₇₇	C₂×C₄	1	2	yes	—
30	C₂²×C₂₇₇	C₄⋊C₄	1	1	yes	characteristic
31	C₂×D₂₇₇	—	4	1	no	—
32	C₂×D₂₇₇	C₄⋊C₄	1	1	yes	characteristic
33	C₂×D₂₇₇	C₂×Q₈	1	1	yes	characteristic
34	C₄×C₂₇₇	C₄⋊C₄	1	1	yes	characteristic
35	C₄×C₂₇₇	C₂²×C₄	1	1	yes	characteristic
36	Dic₂₇₇	C₄⋊C₄	1	1	yes	characteristic
37	Dic₂₇₇	C₂×D₄	1	1	yes	characteristic
38	C₂×C₂₇₇	—	2	1	no	—
39	C₂×C₂₇₇	C₂×C₄⋊C₄	1	1	yes	characteristic
40	D₂₇₇	—	2	1	no	—
41	D₂₇₇	—	2	1	no	—
42	C₂₇₇	#430	1	1	yes	characteristic, complemented, Sylow
43	#430	—	277	1	no	maximal, Sylow
44	C₂×M₁₆	—	277	1	no	—
45	C₂×M₁₆	—	277	1	no	—
46	C₂×M₁₆	—	277	1	no	—
47	#108	—	277	2	no	—
48	#108	—	277	2	no	—
49	C₂²×C₄	—	277	1	no	—
50	M₁₆	—	277	1	no	—
51	M₁₆	—	277	2	no	—
52	M₁₆	—	277	1	no	—
53	M₁₆	—	277	2	no	—
54	M₁₆	—	277	1	no	—
55	M₁₆	—	554	1	no	—
56	M₁₆	—	554	1	no	—
57	M₁₆	#11764308	1	1	yes	characteristic
58	C₂×C₈	—	277	2	no	—
59	C₂×C₈	—	554	1	no	—
60	C₂×C₈	—	554	1	no	—
61	C₂³	—	277	1	no	—
62	C₂×C₄	—	277	1	no	—
63	C₂×C₄	—	277	1	no	—
64	C₂×C₄	—	277	1	no	—
65	C₂×C₄	—	277	1	no	—
66	C₂×C₄	—	277	1	no	—
67	C₂×C₄	C₂×#11764308	1	1	yes	characteristic
68	C₈	—	277	2	no	—
69	C₈	—	554	2	no	—
70	C₈	—	554	1	no	—
71	C₈	—	554	1	no	—
72	C₈	C₂×#11764308	1	2	yes	—
73	C₂²	—	277	1	no	—
74	C₂²	—	277	1	no	—
75	C₂²	—	1108	1	no	—
76	C₂²	C₄⋊#11764308	1	1	yes	characteristic
77	C₄	—	277	1	no	—
78	C₄	—	277	1	no	—
79	C₄	C₄⋊#11764308	1	1	yes	characteristic
80	C₄	C₂²×#11764308	1	1	yes	characteristic
81	C₂	—	2	1	no	—
82	C₂	—	554	1	no	—
83	C₂	—	554	1	no	—
84	C₂	C₂×C₄⋊#11764308	1	1	yes	characteristic

	subgroup	G/H
center	C₂	C₂×C₄⋊#11764308
commutator	C₄×C₂₇₇	C₂²×C₄
Frattini	C₄	C₂²×#11764308
Fitting	M₁₆×C₂₇₇	C₄
socle	C₂×C₂₇₇	C₂×C₄⋊C₄
prime radical	C₂²×D₂₇₇	Q₈
cosocle	C₄×D₂₇₇	C₂³
hypercenter	M₁₆	#11764308
hypocenter	C₂₇₇	#430
LCS	G ▷ C₄×C₂₇₇ ▷ C₂×C₂₇₇ ▷ C₂₇₇
UCS	C₁ ◁ C₂ ◁ C₂×C₄ ◁ M₁₆

Complements

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

N	H ≅ G/N	type
3. #22579951	C₂	semidirect
4. #22579950	C₂	semidirect
42. C₂₇₇	#430	semidirect

Maximal subgroups

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

subgroup	index
C₂×#17984573	2
D₂₇₇⋊M₁₆	2
#22579951	2
#22579950	2
M₁₆×D₂₇₇	2
#430	277