Subgroups — #31800213

Order 17728.

108 conjugacy classes of subgroups.

Conjugacy classes of subgroups

#	subgroup	G/H	class size	multiplicity	normal?	properties
1	C₂×Dic₁₁₀₈	C₂	1	2	yes	maximal
2	#22579880	C₂	1	1	yes	maximal, characteristic
3	C₄×Dic₅₅₄	C₂	1	1	yes	maximal, characteristic
4	#22579805	C₂	1	2	yes	maximal
5	C₄⋊C₈×C₂₇₇	C₂	1	1	yes	maximal, characteristic
6	C₂×Dic₅₅₄	C₂²	1	2	yes	—
7	C₂×Dic₅₅₄	C₂²	1	1	yes	characteristic
8	Dic₁₁₀₈	—	2	4	no	—
9	C₄⋊Dic₂₇₇	—	2	1	no	—
10	C₄⋊Dic₂₇₇	—	2	1	no	—
11	C₄⋊Dic₂₇₇	C₂²	1	1	yes	characteristic
12	#17984542	—	2	1	no	—
13	C₄×Dic₂₇₇	—	2	1	no	—
14	C₂×C₈×C₂₇₇	C₂²	1	2	yes	—
15	C₄²×C₂₇₇	C₂²	1	1	yes	characteristic
16	Dic₅₅₄	—	2	1	no	—
17	Dic₅₅₄	—	2	2	no	—
18	Dic₅₅₄	—	2	2	no	—
19	Dic₅₅₄	D₄	1	2	yes	—
20	C₂×Dic₂₇₇	—	2	1	no	—
21	C₂×Dic₂₇₇	—	2	1	no	—
22	C₂×Dic₂₇₇	—	2	2	no	—
23	C₂×C₄×C₂₇₇	D₄	1	1	yes	characteristic
24	C₂×C₄×C₂₇₇	D₄	1	1	yes	characteristic
25	C₂×C₄×C₂₇₇	C₂³	1	1	yes	characteristic
26	C₈×C₂₇₇	—	2	2	no	—
27	C₂²×C₂₇₇	C₂×D₄	1	1	yes	characteristic
28	C₄×C₂₇₇	—	2	1	no	—
29	C₄×C₂₇₇	Q₁₆	1	2	yes	complemented
30	C₄×C₂₇₇	C₂×D₄	1	1	yes	characteristic
31	C₄×C₂₇₇	#41	1	1	yes	characteristic
32	Dic₂₇₇	—	2	2	no	—
33	Dic₂₇₇	—	4	2	no	—
34	Dic₂₇₇	—	4	1	no	—
35	C₂×C₂₇₇	#121	1	1	yes	characteristic
36	C₂×C₂₇₇	C₂×Q₁₆	1	1	yes	characteristic
37	C₂×C₂₇₇	#137	1	1	yes	characteristic
38	C₂₇₇	#462	1	1	yes	characteristic, complemented, Sylow
39	#462	—	277	1	no	maximal, Sylow
40	C₂×Q₁₆	—	277	2	no	—
41	C₄⋊Q₈	—	277	1	no	—
42	C₄×Q₈	—	277	1	no	—
43	C₄⋊C₈	D₂₇₇	1	1	yes	characteristic
44	#103	—	277	2	no	—
45	C₂×Q₈	—	277	1	no	—
46	C₂×Q₈	—	277	2	no	—
47	Q₁₆	—	554	4	no	—
48	C₂×C₈	C₂×D₂₇₇	1	2	yes	—
49	C₄⋊C₄	—	277	1	no	—
50	C₄⋊C₄	—	554	1	no	—
51	C₄⋊C₄	—	554	1	no	—
52	C₄⋊C₄	—	554	1	no	—
53	C₄²	—	554	1	no	—
54	C₄²	C₂×D₂₇₇	1	1	yes	characteristic
55	Q₈	—	277	2	no	—
56	Q₈	—	554	1	no	—
57	Q₈	—	554	2	no	—
58	Q₈	—	554	2	no	—
59	C₂×C₄	—	554	1	no	—
60	C₂×C₄	—	554	1	no	—
61	C₂×C₄	—	554	2	no	—
62	C₂×C₄	D₁₁₀₈	1	1	yes	characteristic
63	C₂×C₄	D₁₁₀₈	1	1	yes	characteristic
64	C₂×C₄	C₂²×D₂₇₇	1	1	yes	characteristic
65	C₈	—	2	2	no	—
66	C₂²	C₂×D₁₁₀₈	1	1	yes	characteristic
67	C₄	—	2	1	no	—
68	C₄	—	554	2	no	—
69	C₄	—	1108	2	no	—
70	C₄	—	1108	1	no	—
71	C₄	Dic₁₁₀₈	1	2	yes	complemented
72	C₄	D₄×D₂₇₇	1	1	yes	characteristic
73	C₄	#17984564	1	1	yes	characteristic
74	C₂	#22579855	1	1	yes	characteristic
75	C₂	C₂×Dic₁₁₀₈	1	1	yes	characteristic
76	C₂	#22579913	1	1	yes	characteristic

	subgroup	G/H
center	C₂²	C₂×D₁₁₀₈
commutator, cosocle	C₂×C₄×C₂₇₇	C₂³
Frattini	C₂×C₄	C₂²×D₂₇₇
Fitting	C₄⋊C₈×C₂₇₇	C₂
socle, prime radical	C₂²×C₂₇₇	C₂×D₄
hypercenter	C₄⋊C₈	D₂₇₇
hypocenter	C₂₇₇	#462
LCS	G ▷ C₂×C₄×C₂₇₇ ▷ C₂×C₂₇₇ ▷ C₂₇₇
UCS	C₁ ◁ C₂² ◁ C₄² ◁ C₄⋊C₈

Complements

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

N	H ≅ G/N	type
29. C₄×C₂₇₇	Q₁₆	semidirect
38. C₂₇₇	#462	semidirect
71. C₄	Dic₁₁₀₈	semidirect

Maximal subgroups

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

subgroup	index
C₂×Dic₁₁₀₈	2
#22579880	2
C₄×Dic₅₅₄	2
#22579805	2
C₄⋊C₈×C₂₇₇	2
#462	277