Subgroups — C₂×#22579797 #31799979

Order 17728.

186 conjugacy classes of subgroups.

Conjugacy classes of subgroups

#	subgroup	G/H	class size	multiplicity	normal?	properties
1	C₂×#17984547	C₂	1	2	yes	maximal, complemented
2	#22579797	C₂	1	4	yes	maximal, direct product factor
3	C₂²×D₄×C₂₇₇	C₂	1	1	yes	maximal, characteristic
4	#17984547	—	2	2	no	—
5	#17984547	C₂²	1	4	yes	complemented
6	C₂×#14555660	—	2	2	no	—
7	C₂⁴×C₂₇₇	C₄	1	2	yes	—
8	C₂×D₄×C₂₇₇	—	2	2	no	—
9	C₂×D₄×C₂₇₇	—	2	2	no	—
10	C₂×D₄×C₂₇₇	C₄	1	2	yes	—
11	C₂×D₄×C₂₇₇	C₂²	1	2	yes	—
12	C₂²×C₄×C₂₇₇	C₂²	1	1	yes	characteristic
13	#14555660	—	2	4	no	—
14	C₂³×C₂₇₇	—	2	2	no	—
15	C₂³×C₂₇₇	—	2	2	no	—
16	C₂³×C₂₇₇	—	4	4	no	—
17	C₂³×C₂₇₇	C₂×C₄	1	1	yes	characteristic
18	C₂³×C₂₇₇	C₂×C₄	1	4	yes	—
19	D₄×C₂₇₇	—	2	4	no	—
20	D₄×C₂₇₇	—	2	4	no	—
21	C₂×C₄×C₂₇₇	C₂×C₄	1	1	yes	characteristic
22	C₂×C₄×C₂₇₇	D₄	1	2	yes	—
23	C₂×C₄×C₂₇₇	D₄	1	2	yes	—
24	C₂×C₄×C₂₇₇	C₂³	1	1	yes	characteristic
25	C₂²×C₂₇₇	—	2	2	no	—
26	C₂²×C₂₇₇	—	2	4	no	—
27	C₂²×C₂₇₇	—	4	4	no	—
28	C₂²×C₂₇₇	—	4	4	no	—
29	C₂²×C₂₇₇	—	4	4	no	—
30	C₂²×C₂₇₇	C₂²⋊C₄	1	1	yes	characteristic
31	C₂²×C₂₇₇	C₂²⋊C₄	1	1	yes	characteristic
32	C₂²×C₂₇₇	C₂²×C₄	1	1	yes	characteristic
33	C₄×C₂₇₇	C₂²⋊C₄	1	2	yes	—
34	C₄×C₂₇₇	C₂×D₄	1	2	yes	—
35	C₂×C₂₇₇	—	2	1	no	—
36	C₂×C₂₇₇	—	2	1	no	—
37	C₂×C₂₇₇	—	4	4	no	—
38	C₂×C₂₇₇	#100	1	2	yes	complemented
39	C₂×C₂₇₇	C₂×C₂²⋊C₄	1	1	yes	characteristic
40	C₂₇₇	C₂×#100	1	1	yes	characteristic, complemented, Sylow
41	C₂×#100	—	277	1	no	maximal, Sylow
42	C₂²×D₄	D₂₇₇	1	1	yes	characteristic
43	C₂×M₁₆	—	277	2	no	—
44	#100	—	277	4	no	—
45	C₂⁴	Dic₂₇₇	1	2	yes	—
46	C₂×D₄	—	2	2	no	—
47	C₂×D₄	—	2	2	no	—
48	C₂×D₄	Dic₂₇₇	1	2	yes	—
49	C₂×D₄	C₂×D₂₇₇	1	2	yes	—
50	C₂²×C₄	C₂×D₂₇₇	1	1	yes	characteristic
51	M₁₆	—	277	4	no	—
52	M₁₆	—	554	2	no	—
53	C₂×C₈	—	554	2	no	—
54	C₂³	—	2	2	no	—
55	C₂³	—	2	2	no	—
56	C₂³	—	4	4	no	—
57	C₂³	C₂×Dic₂₇₇	1	1	yes	characteristic
58	C₂³	C₂×Dic₂₇₇	1	4	yes	—
59	D₄	—	2	4	no	—
60	D₄	—	2	4	no	—
61	C₂×C₄	C₂×Dic₂₇₇	1	1	yes	characteristic
62	C₂×C₄	C₂²⋊D₂₇₇	1	2	yes	—
63	C₂×C₄	C₂²⋊D₂₇₇	1	2	yes	—
64	C₂×C₄	C₂²×D₂₇₇	1	1	yes	characteristic
65	C₈	—	554	4	no	—
66	C₂²	—	2	2	no	—
67	C₂²	—	2	4	no	—
68	C₂²	—	4	4	no	—
69	C₂²	—	4	4	no	—
70	C₂²	—	4	4	no	—
71	C₂²	C₂²⋊Dic₂₇₇	1	1	yes	characteristic
72	C₂²	C₂²⋊Dic₂₇₇	1	1	yes	characteristic
73	C₂²	C₂²×Dic₂₇₇	1	1	yes	characteristic
74	C₄	C₂²⋊Dic₂₇₇	1	2	yes	—
75	C₄	C₂×C₂²⋊D₂₇₇	1	2	yes	—
76	C₂	—	2	1	no	—
77	C₂	—	2	1	no	—
78	C₂	—	4	4	no	—
79	C₂	#22579797	1	2	yes	direct product factor
80	C₂	C₂×C₂²⋊Dic₂₇₇	1	1	yes	characteristic

	subgroup	G/H
center	C₂²	C₂²⋊Dic₂₇₇
commutator	C₂²×C₂₇₇	C₂²×C₄
Frattini	C₂×C₄	C₂²×D₂₇₇
Fitting, prime radical	C₂²×D₄×C₂₇₇	C₂
socle	C₂²×C₂₇₇	C₂²⋊C₄
cosocle	C₂×C₄×C₂₇₇	C₂³
hypercenter	C₂²×D₄	D₂₇₇
hypocenter	C₂₇₇	C₂×#100
LCS	G ▷ C₂²×C₂₇₇ ▷ C₂×C₂₇₇ ▷ C₂₇₇
UCS	C₁ ◁ C₂² ◁ C₂²×C₄ ◁ C₂²×D₄

Complements

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

N	H ≅ G/N	type
1. C₂×#17984547	C₂	semidirect
2. #22579797	C₂	direct (N × H)
5. #17984547	C₂²	semidirect
38. C₂×C₂₇₇	#100	semidirect
40. C₂₇₇	C₂×#100	semidirect
79. C₂	#22579797	direct (N × H)

Maximal subgroups

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

subgroup	index
C₂×#17984547	2
#22579797	2
C₂²×D₄×C₂₇₇	2
C₂×#100	277

Subgroups — C2×#22579797 #31799979

Conjugacy classes of subgroups

Complements

Maximal subgroups

Subgroups — C₂×#22579797 #31799979