Subgroups — #31800348

Order 17728.

118 conjugacy classes of subgroups.

Conjugacy classes of subgroups

#	subgroup	G/H	class size	multiplicity	normal?	properties
1	#22579880	C₂	1	1	yes	maximal, characteristic, complemented
2	#22579801	C₂	1	4	yes	maximal, complemented
3	C₄×#14555660	C₂	1	1	yes	maximal, characteristic, complemented
4	#127×C₂₇₇	C₂	1	1	yes	maximal, characteristic
5	C₂×Dic₅₅₄	—	2	1	no	—
6	C₂×#14555660	C₂²	1	2	yes	—
7	C₄⋊Dic₂₇₇	—	2	1	no	—
8	C₄⋊Dic₂₇₇	C₂²	1	2	yes	—
9	C₂×D₄×C₂₇₇	—	2	1	no	—
10	C₂×D₄×C₂₇₇	—	2	1	no	—
11	C₂×D₄×C₂₇₇	C₂²	1	2	yes	—
12	C₄²×C₂₇₇	C₂²	1	1	yes	characteristic
13	Dic₅₅₄	—	4	2	no	—
14	C₂×Dic₂₇₇	—	2	2	no	—
15	#14555660	—	2	2	no	—
16	C₂³×C₂₇₇	—	2	2	no	—
17	D₄×C₂₇₇	—	2	4	no	—
18	D₄×C₂₇₇	—	4	2	no	—
19	D₄×C₂₇₇	—	4	2	no	—
20	C₂×C₄×C₂₇₇	D₄	1	1	yes	characteristic
21	C₂×C₄×C₂₇₇	D₄	1	1	yes	characteristic
22	C₂×C₄×C₂₇₇	C₂³	1	1	yes	characteristic
23	C₂²×C₂₇₇	—	4	2	no	—
24	C₂²×C₂₇₇	—	4	2	no	—
25	C₂²×C₂₇₇	—	4	2	no	—
26	C₂²×C₂₇₇	C₂×D₄	1	1	yes	characteristic
27	C₄×C₂₇₇	D₈	1	2	yes	—
28	C₄×C₂₇₇	SD₁₆	1	2	yes	—
29	C₄×C₂₇₇	#41	1	2	yes	—
30	Dic₂₇₇	—	4	2	no	—
31	C₂×C₂₇₇	—	8	2	no	—
32	C₂×C₂₇₇	#124	1	1	yes	characteristic
33	C₂×C₂₇₇	C₂×D₈	1	1	yes	characteristic
34	C₂×C₂₇₇	C₂×SD₁₆	1	1	yes	characteristic
35	C₂₇₇	#486	1	1	yes	characteristic, complemented, Sylow
36	#486	—	277	1	no	maximal, Sylow
37	C₄⋊Q₈	—	277	1	no	—
38	#127	D₂₇₇	1	1	yes	characteristic
39	#102	—	277	4	no	—
40	C₄×C₈	—	277	1	no	—
41	C₂×Q₈	—	554	1	no	—
42	C₂×D₄	—	2	1	no	—
43	C₂×D₄	—	2	1	no	—
44	C₂×D₄	C₂×D₂₇₇	1	2	yes	—
45	C₂×C₈	—	277	2	no	—
46	C₄⋊C₄	—	277	2	no	—
47	C₄⋊C₄	—	554	1	no	—
48	C₄²	C₂×D₂₇₇	1	1	yes	characteristic
49	C₂³	—	2	2	no	—
50	Q₈	—	1108	2	no	—
51	D₄	—	2	4	no	—
52	D₄	—	4	2	no	—
53	D₄	—	4	2	no	—
54	C₂×C₄	—	554	2	no	—
55	C₂×C₄	C₂²⋊D₂₇₇	1	1	yes	characteristic
56	C₂×C₄	C₂²⋊D₂₇₇	1	1	yes	characteristic
57	C₂×C₄	C₂²×D₂₇₇	1	1	yes	characteristic
58	C₈	—	554	2	no	—
59	C₂²	—	4	2	no	—
60	C₂²	—	4	2	no	—
61	C₂²	—	4	2	no	—
62	C₂²	C₂×C₂²⋊D₂₇₇	1	1	yes	characteristic
63	C₄	—	1108	2	no	—
64	C₄	#17984548	1	2	yes	—
65	C₄	#17984551	1	2	yes	—
66	C₄	#17984562	1	2	yes	—
67	C₂	—	8	2	no	—
68	C₂	#22579867	1	1	yes	characteristic
69	C₂	C₂×#17984548	1	1	yes	characteristic
70	C₂	C₂×#17984551	1	1	yes	characteristic

	subgroup	G/H
center	C₂²	C₂×C₂²⋊D₂₇₇
commutator, cosocle	C₂×C₄×C₂₇₇	C₂³
Frattini	C₂×C₄	C₂²×D₂₇₇
Fitting, prime radical	#127×C₂₇₇	C₂
socle	C₂²×C₂₇₇	C₂×D₄
hypercenter	#127	D₂₇₇
hypocenter	C₂₇₇	#486
LCS	G ▷ C₂×C₄×C₂₇₇ ▷ C₂×C₂₇₇ ▷ C₂₇₇
UCS	C₁ ◁ C₂² ◁ C₄² ◁ #127

Complements

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

N	H ≅ G/N	type
1. #22579880	C₂	semidirect
2. #22579801	C₂	semidirect
3. C₄×#14555660	C₂	semidirect
35. C₂₇₇	#486	semidirect

Maximal subgroups

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

subgroup	index
#22579880	2
#22579801	2
C₄×#14555660	2
#127×C₂₇₇	2
#486	277