Subgroups — #31800583

Order 17728.

294 conjugacy classes of subgroups.

Conjugacy classes of subgroups

#	subgroup	G/H	class size	multiplicity	normal?	properties
1	C₂×#17984563	C₂	1	2	yes	maximal, complemented
2	#22579860	C₂	1	4	yes	maximal, complemented
3	#22579855	C₂	1	4	yes	maximal, complemented
4	#22579854	C₂	1	4	yes	maximal, complemented
5	C₂×C₄⋊C₄×C₂₇₇	C₂	1	1	yes	maximal, characteristic, complemented
6	#17984563	—	2	8	no	—
7	C₂×Dic₅₅₄	C₂²	1	2	yes	—
8	C₂×D₁₁₀₈	C₂²	1	2	yes	—
9	C₂×D₁₁₀₈	C₂²	1	4	yes	—
10	C₂×C₂²⋊D₂₇₇	C₂²	1	4	yes	—
11	C₂×C₄×D₂₇₇	C₂²	1	4	yes	—
12	C₄⋊Dic₂₇₇	C₂²	1	4	yes	—
13	#17984540	C₂²	1	8	yes	—
14	C₂²×C₄×C₂₇₇	C₂²	1	2	yes	—
15	C₂²×C₄×C₂₇₇	C₂²	1	1	yes	characteristic
16	C₄⋊C₄×C₂₇₇	C₂²	1	4	yes	—
17	C₂²×D₂₇₇	C₂³	1	4	yes	—
18	Dic₅₅₄	—	2	4	no	—
19	D₁₁₀₈	—	2	4	no	—
20	D₁₁₀₈	—	4	4	no	—
21	C₂²⋊D₂₇₇	—	2	8	no	—
22	C₂×Dic₂₇₇	C₂³	1	4	yes	—
23	C₄×D₂₇₇	—	2	8	no	—
24	C₂³×C₂₇₇	C₂³	1	1	yes	characteristic
25	C₂×C₄×C₂₇₇	—	4	2	no	—
26	C₂×C₄×C₂₇₇	D₄	1	4	yes	complemented
27	C₂×C₄×C₂₇₇	C₂³	1	4	yes	—
28	C₂×C₄×C₂₇₇	C₂³	1	2	yes	—
29	C₂²×C₂₇₇	—	2	1	no	—
30	C₂²×C₂₇₇	—	2	1	no	—
31	C₂²×C₂₇₇	C₂×D₄	1	2	yes	—
32	C₂²×C₂₇₇	C₂⁴	1	1	yes	characteristic
33	C₂×D₂₇₇	—	2	4	no	—
34	C₂×D₂₇₇	—	2	4	no	—
35	C₂×D₂₇₇	—	2	4	no	—
36	C₄×C₂₇₇	—	2	4	no	—
37	C₄×C₂₇₇	C₂×D₄	1	4	yes	—
38	Dic₂₇₇	—	2	4	no	—
39	C₂×C₂₇₇	—	2	2	no	—
40	C₂×C₂₇₇	C₂²×D₄	1	1	yes	characteristic
41	C₂×C₂₇₇	H(5,𝔽₂)	1	1	yes	characteristic
42	C₂×C₂₇₇	2₋¹⁺⁴	1	1	yes	characteristic
43	D₂₇₇	—	4	4	no	—
44	C₂₇₇	#537	1	1	yes	characteristic, complemented, Sylow
45	#537	—	277	1	no	maximal, Sylow
46	C₂×#41	—	277	2	no	—
47	C₂²⋊Q₈	—	277	4	no	—
48	#121	—	277	4	no	—
49	#121	—	277	4	no	—
50	C₂×C₄⋊C₄	D₂₇₇	1	1	yes	characteristic, complemented
51	#41	—	554	8	no	—
52	C₂×Q₈	—	277	2	no	—
53	C₂×D₄	—	277	4	no	—
54	C₂×D₄	—	277	2	no	—
55	C₂×D₄	—	277	4	no	—
56	C₂²×C₄	—	277	4	no	—
57	C₂²×C₄	C₂×D₂₇₇	1	2	yes	—
58	C₂²×C₄	C₂×D₂₇₇	1	1	yes	characteristic
59	C₄⋊C₄	—	277	4	no	—
60	C₄⋊C₄	C₂×D₂₇₇	1	4	yes	—
61	C₂²⋊C₄	—	277	8	no	—
62	C₂³	—	277	4	no	—
63	C₂³	C₂²×D₂₇₇	1	1	yes	characteristic
64	Q₈	—	554	4	no	—
65	D₄	—	554	8	no	—
66	D₄	—	554	4	no	—
67	D₄	—	1108	4	no	—
68	C₂×C₄	—	4	2	no	—
69	C₂×C₄	—	277	4	no	—
70	C₂×C₄	—	554	8	no	—
71	C₂×C₄	D₁₁₀₈	1	4	yes	complemented
72	C₂×C₄	C₂²×D₂₇₇	1	4	yes	—
73	C₂×C₄	C₂²×D₂₇₇	1	2	yes	—
74	C₂²	—	2	1	no	—
75	C₂²	—	2	1	no	—
76	C₂²	—	554	4	no	—
77	C₂²	—	554	4	no	—
78	C₂²	—	554	4	no	—
79	C₂²	C₂×D₁₁₀₈	1	2	yes	—
80	C₂²	C₂³×D₂₇₇	1	1	yes	characteristic
81	C₄	—	2	4	no	—
82	C₄	—	554	4	no	—
83	C₄	C₂×D₁₁₀₈	1	4	yes	—
84	C₂	—	2	2	no	—
85	C₂	—	1108	4	no	—
86	C₂	C₂²×D₁₁₀₈	1	1	yes	characteristic
87	C₂	#22579925	1	1	yes	characteristic
88	C₂	#22579928	1	1	yes	characteristic

	subgroup	G/H
center, Frattini	C₂²	C₂³×D₂₇₇
commutator, socle, cosocle	C₂²×C₂₇₇	C₂⁴
Fitting	C₂×C₄⋊C₄×C₂₇₇	C₂
hypercenter	C₂×C₄⋊C₄	D₂₇₇
hypocenter	C₂₇₇	#537
LCS	G ▷ C₂²×C₂₇₇ ▷ C₂₇₇
UCS	C₁ ◁ C₂² ◁ C₂×C₄⋊C₄

Complements

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

N	H ≅ G/N	type
1. C₂×#17984563	C₂	semidirect
2. #22579860	C₂	semidirect
3. #22579855	C₂	semidirect
4. #22579854	C₂	semidirect
5. C₂×C₄⋊C₄×C₂₇₇	C₂	semidirect
26. C₂×C₄×C₂₇₇	D₄	semidirect
44. C₂₇₇	#537	semidirect
50. C₂×C₄⋊C₄	D₂₇₇	semidirect
71. C₂×C₄	D₁₁₀₈	semidirect

Maximal subgroups

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

subgroup	index
C₂×#17984563	2
#22579860	2
#22579855	2
#22579854	2
C₂×C₄⋊C₄×C₂₇₇	2
#537	277