Subgroups — C₂×#22579928 #31800836

Order 17728.

794 conjugacy classes of subgroups.

Conjugacy classes of subgroups

#	subgroup	G/H	class size	multiplicity	normal?	properties
1	#22579928	C₂	1	16	yes	maximal, direct product factor
2	C₂×#17984564	C₂	1	4	yes	maximal, complemented
3	C₂×#17984563	C₂	1	6	yes	maximal, complemented
4	C₂×Q₈×D₂₇₇	C₂	1	4	yes	maximal, complemented
5	C₂²×Q₈×C₂₇₇	C₂	1	1	yes	maximal, characteristic, complemented
6	#17984564	C₂²	1	32	yes	complemented
7	#17984563	C₂²	1	48	yes	complemented
8	C₂×Dic₅₅₄	C₂²	1	6	yes	—
9	Q₈×D₂₇₇	C₂²	1	32	yes	complemented
10	C₂×D₁₁₀₈	C₂²	1	6	yes	—
11	C₂×C₂²⋊D₂₇₇	C₂²	1	4	yes	—
12	C₂×C₄×D₂₇₇	C₂²	1	12	yes	—
13	C₂×Q₈×C₂₇₇	C₂²	1	4	yes	—
14	C₂×Q₈×C₂₇₇	C₂²	1	8	yes	complemented
15	C₂²×C₄×C₂₇₇	C₂²	1	3	yes	—
16	C₂²×D₂₇₇	C₂³	1	4	yes	—
17	Dic₅₅₄	C₂³	1	24	yes	—
18	D₁₁₀₈	C₂³	1	24	yes	—
19	C₂²⋊D₂₇₇	C₂³	1	16	yes	—
20	C₂×Dic₂₇₇	C₂³	1	4	yes	—
21	C₄×D₂₇₇	C₂³	1	48	yes	—
22	C₂³×C₂₇₇	C₂³	1	1	yes	characteristic
23	Q₈×C₂₇₇	C₂³	1	16	yes	—
24	C₂×C₄×C₂₇₇	C₂³	1	6	yes	—
25	C₂×C₄×C₂₇₇	C₂³	1	12	yes	—
26	C₂²×C₂₇₇	—	2	2	no	—
27	C₂²×C₂₇₇	C₂⁴	1	2	yes	—
28	C₂²×C₂₇₇	C₂⁴	1	1	yes	characteristic
29	C₂×D₂₇₇	—	2	8	no	—
30	C₂×D₂₇₇	C₂⁴	1	8	yes	—
31	C₄×C₂₇₇	C₂⁴	1	12	yes	—
32	Dic₂₇₇	C₂⁴	1	8	yes	—
33	C₂×C₂₇₇	—	2	2	no	—
34	C₂×C₂₇₇	2₋¹⁺⁴	1	2	yes	complemented
35	C₂×C₂₇₇	C₂⁵	1	1	yes	characteristic
36	D₂₇₇	—	2	8	no	—
37	C₂₇₇	C₂×2₋¹⁺⁴	1	1	yes	characteristic, complemented, Sylow
38	C₂×2₋¹⁺⁴	—	277	1	no	maximal, Sylow
39	2₋¹⁺⁴	—	277	16	no	—
40	C₂×#41	—	277	4	no	—
41	C₂×#41	—	277	6	no	—
42	C₂²×Q₈	—	277	4	no	—
43	C₂²×Q₈	D₂₇₇	1	1	yes	characteristic, complemented
44	#41	—	277	32	no	—
45	#41	—	277	48	no	—
46	C₂×Q₈	—	277	32	no	—
47	C₂×Q₈	—	277	6	no	—
48	C₂×Q₈	C₂×D₂₇₇	1	4	yes	—
49	C₂×Q₈	C₂×D₂₇₇	1	8	yes	complemented
50	C₂×D₄	—	277	4	no	—
51	C₂×D₄	—	277	6	no	—
52	C₂²×C₄	—	277	12	no	—
53	C₂²×C₄	C₂×D₂₇₇	1	3	yes	—
54	C₂³	—	277	4	no	—
55	C₂³	C₂²×D₂₇₇	1	1	yes	characteristic
56	Q₈	—	277	24	no	—
57	Q₈	C₂²×D₂₇₇	1	16	yes	—
58	D₄	—	277	16	no	—
59	D₄	—	277	24	no	—
60	C₂×C₄	—	277	4	no	—
61	C₂×C₄	—	277	48	no	—
62	C₂×C₄	C₂²×D₂₇₇	1	12	yes	—
63	C₂×C₄	C₂²×D₂₇₇	1	6	yes	—
64	C₂²	—	2	2	no	—
65	C₂²	—	277	8	no	—
66	C₂²	—	554	8	no	—
67	C₂²	C₂³×D₂₇₇	1	2	yes	—
68	C₂²	C₂³×D₂₇₇	1	1	yes	characteristic
69	C₄	—	277	8	no	—
70	C₄	C₂³×D₂₇₇	1	12	yes	—
71	C₂	—	2	2	no	—
72	C₂	—	554	8	no	—
73	C₂	#22579928	1	2	yes	direct product factor
74	C₂	C₂⁴×D₂₇₇	1	1	yes	characteristic

	subgroup	G/H
center	C₂²	C₂³×D₂₇₇
commutator, cosocle	C₂×C₂₇₇	C₂⁵
Frattini	C₂	C₂⁴×D₂₇₇
Fitting	C₂²×Q₈×C₂₇₇	C₂
socle	C₂²×C₂₇₇	C₂⁴
hypercenter	C₂²×Q₈	D₂₇₇
hypocenter	C₂₇₇	C₂×2₋¹⁺⁴
LCS	G ▷ C₂×C₂₇₇ ▷ C₂₇₇
UCS	C₁ ◁ C₂² ◁ C₂²×Q₈

Complements

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

N	H ≅ G/N	type
1. #22579928	C₂	direct (N × H)
2. C₂×#17984564	C₂	semidirect
3. C₂×#17984563	C₂	semidirect
4. C₂×Q₈×D₂₇₇	C₂	semidirect
5. C₂²×Q₈×C₂₇₇	C₂	semidirect
6. #17984564	C₂²	semidirect
7. #17984563	C₂²	semidirect
9. Q₈×D₂₇₇	C₂²	semidirect
14. C₂×Q₈×C₂₇₇	C₂²	semidirect
34. C₂×C₂₇₇	2₋¹⁺⁴	semidirect
37. C₂₇₇	C₂×2₋¹⁺⁴	semidirect
43. C₂²×Q₈	D₂₇₇	semidirect
49. C₂×Q₈	C₂×D₂₇₇	semidirect
73. C₂	#22579928	direct (N × H)

Maximal subgroups

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

subgroup	index
#22579928	2
C₂×#17984564	2
C₂×#17984563	2
C₂×Q₈×D₂₇₇	2
C₂²×Q₈×C₂₇₇	2
C₂×2₋¹⁺⁴	277

Subgroups — C2×#22579928 #31800836

Conjugacy classes of subgroups

Complements

Maximal subgroups

Subgroups — C₂×#22579928 #31800836