Subgroups — #31800385

Order 17728.

130 conjugacy classes of subgroups.

Conjugacy classes of subgroups

#	subgroup	G/H	class size	multiplicity	normal?	properties
1	C₂×Dic₁₁₀₈	C₂	1	1	yes	maximal, characteristic, complemented
2	C₂×#17984551	C₂	1	2	yes	maximal, complemented
3	#22579867	C₂	1	2	yes	maximal, complemented
4	C₈×Dic₂₇₇	C₂	1	1	yes	maximal, characteristic, complemented
5	C₂×D₈×C₂₇₇	C₂	1	1	yes	maximal, characteristic
6	C₂×Dic₅₅₄	C₂²	1	2	yes	—
7	Dic₁₁₀₈	—	2	2	no	—
8	#17984551	—	2	4	no	—
9	C₂×#14555660	C₂²	1	1	yes	characteristic
10	C₂²⋊Dic₂₇₇	—	2	4	no	—
11	C₄×Dic₂₇₇	C₂²	1	1	yes	characteristic
12	C₂×D₄×C₂₇₇	C₂²	1	2	yes	—
13	D₈×C₂₇₇	—	2	2	no	—
14	C₂×C₈×C₂₇₇	C₂²	1	1	yes	characteristic
15	Dic₅₅₄	—	2	2	no	—
16	Dic₅₅₄	—	2	2	no	—
17	C₂×Dic₂₇₇	—	2	2	no	—
18	C₂×Dic₂₇₇	D₄	1	2	yes	—
19	#14555660	D₄	1	2	yes	—
20	C₂³×C₂₇₇	—	2	2	no	—
21	D₄×C₂₇₇	—	2	2	no	—
22	D₄×C₂₇₇	—	2	2	no	—
23	C₂×C₄×C₂₇₇	C₂³	1	1	yes	characteristic
24	C₈×C₂₇₇	D₄	1	2	yes	—
25	C₂²×C₂₇₇	—	4	2	no	—
26	C₂²×C₂₇₇	—	4	4	no	—
27	C₂²×C₂₇₇	C₂×D₄	1	1	yes	characteristic
28	C₄×C₂₇₇	C₂×D₄	1	1	yes	characteristic
29	C₄×C₂₇₇	C₂×D₄	1	1	yes	characteristic
30	Dic₂₇₇	—	2	2	no	—
31	Dic₂₇₇	—	4	2	no	—
32	C₂×C₂₇₇	—	8	2	no	—
33	C₂×C₂₇₇	#127	1	1	yes	characteristic
34	C₂×C₂₇₇	#135	1	2	yes	—
35	C₂₇₇	#495	1	1	yes	characteristic, complemented, Sylow
36	#495	—	277	1	no	maximal, Sylow
37	C₂×Q₁₆	—	277	1	no	—
38	C₂×SD₁₆	—	277	2	no	—
39	C₂×D₈	D₂₇₇	1	1	yes	characteristic
40	#124	—	277	2	no	—
41	C₄×C₈	—	277	1	no	—
42	C₂×Q₈	—	277	2	no	—
43	C₂×D₄	C₂×D₂₇₇	1	2	yes	—
44	Q₁₆	—	554	2	no	—
45	SD₁₆	—	554	4	no	—
46	D₈	—	2	2	no	—
47	C₂×C₈	—	277	1	no	—
48	C₂×C₈	C₂×D₂₇₇	1	1	yes	characteristic
49	C₂²⋊C₄	—	554	4	no	—
50	C₄²	—	277	1	no	—
51	C₂³	—	2	2	no	—
52	Q₈	—	554	2	no	—
53	Q₈	—	554	2	no	—
54	D₄	—	2	2	no	—
55	D₄	—	2	2	no	—
56	C₂×C₄	—	277	2	no	—
57	C₂×C₄	—	554	2	no	—
58	C₂×C₄	C₂²×D₂₇₇	1	1	yes	characteristic
59	C₈	—	277	2	no	—
60	C₈	C₂²⋊D₂₇₇	1	2	yes	—
61	C₂²	—	4	2	no	—
62	C₂²	—	4	4	no	—
63	C₂²	D₄×D₂₇₇	1	1	yes	characteristic
64	C₄	—	554	2	no	—
65	C₄	—	1108	2	no	—
66	C₄	D₄×D₂₇₇	1	1	yes	characteristic
67	C₄	C₂×C₂²⋊D₂₇₇	1	1	yes	characteristic
68	C₂	—	8	2	no	—
69	C₂	#22579876	1	1	yes	characteristic
70	C₂	#22579899	1	2	yes	—

	subgroup	G/H
center	C₂²	D₄×D₂₇₇
commutator, cosocle	C₂×C₄×C₂₇₇	C₂³
Frattini	C₂×C₄	C₂²×D₂₇₇
Fitting, prime radical	C₂×D₈×C₂₇₇	C₂
socle	C₂²×C₂₇₇	C₂×D₄
hypercenter	C₂×D₈	D₂₇₇
hypocenter	C₂₇₇	#495
LCS	G ▷ C₂×C₄×C₂₇₇ ▷ C₂×C₂₇₇ ▷ C₂₇₇
UCS	C₁ ◁ C₂² ◁ C₂×C₄ ◁ C₂×D₈

Complements

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

N	H ≅ G/N	type
1. C₂×Dic₁₁₀₈	C₂	semidirect
2. C₂×#17984551	C₂	semidirect
3. #22579867	C₂	semidirect
4. C₈×Dic₂₇₇	C₂	semidirect
35. C₂₇₇	#495	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
C₂×#17984551	2
#22579867	2
C₈×Dic₂₇₇	2
C₂×D₈×C₂₇₇	2
#495	277