Subgroups — #31800399

Order 17728.

98 conjugacy classes of subgroups.

Conjugacy classes of subgroups

#	subgroup	G/H	class size	multiplicity	normal?	properties
1	#22579879	C₂	1	2	yes	maximal
2	#22579812	C₂	1	1	yes	maximal, characteristic
3	#22579811	C₂	1	2	yes	maximal
4	C₈×Dic₂₇₇	C₂	1	1	yes	maximal, characteristic
5	#106×C₂₇₇	C₂	1	1	yes	maximal, characteristic
6	C₂×Dic₅₅₄	—	2	2	no	—
7	C₂×#14555660	C₂²	1	1	yes	characteristic
8	C₄⋊Dic₂₇₇	C₂²	1	2	yes	—
9	#17984542	—	2	2	no	—
10	C₄×Dic₂₇₇	C₂²	1	1	yes	characteristic
11	C₂×C₈×C₂₇₇	C₂²	1	1	yes	characteristic
12	C₄⋊C₄×C₂₇₇	C₂²	1	2	yes	—
13	Dic₅₅₄	—	4	4	no	—
14	C₂×Dic₂₇₇	—	2	2	no	—
15	C₂×Dic₂₇₇	D₄	1	2	yes	—
16	#14555660	Q₈	1	2	yes	complemented
17	C₂×C₄×C₂₇₇	—	2	2	no	—
18	C₂×C₄×C₂₇₇	C₂³	1	1	yes	characteristic
19	C₈×C₂₇₇	Q₈	1	2	yes	complemented
20	C₂²×C₂₇₇	C₂×D₄	1	1	yes	characteristic
21	C₄×C₂₇₇	—	4	2	no	—
22	C₄×C₂₇₇	C₂×Q₈	1	1	yes	characteristic
23	C₄×C₂₇₇	C₂×Q₈	1	1	yes	characteristic
24	Dic₂₇₇	—	4	2	no	—
25	Dic₂₇₇	SD₁₆	1	4	yes	—
26	C₂×C₂₇₇	C₄⋊Q₈	1	1	yes	characteristic
27	C₂×C₂₇₇	C₂×SD₁₆	1	2	yes	—
28	C₂₇₇	#498	1	1	yes	characteristic, complemented, Sylow
29	#498	—	277	1	no	maximal, Sylow
30	C₄⋊Q₈	—	277	2	no	—
31	#106	—	277	1	no	—
32	#106	—	277	2	no	—
33	#106	D₂₇₇	1	1	yes	characteristic
34	C₄×C₈	—	277	1	no	—
35	C₂×Q₈	—	554	2	no	—
36	C₂×C₈	—	277	1	no	—
37	C₂×C₈	C₂×D₂₇₇	1	1	yes	characteristic
38	C₄⋊C₄	—	277	2	no	—
39	C₄⋊C₄	—	554	2	no	—
40	C₄⋊C₄	C₂×D₂₇₇	1	2	yes	—
41	C₄²	—	277	1	no	—
42	Q₈	—	1108	4	no	—
43	C₂×C₄	—	2	2	no	—
44	C₂×C₄	—	277	2	no	—
45	C₂×C₄	—	554	2	no	—
46	C₂×C₄	C₂²×D₂₇₇	1	1	yes	characteristic
47	C₈	—	277	2	no	—
48	C₈	Dic₅₅₄	1	2	yes	complemented
49	C₂²	D₄×D₂₇₇	1	1	yes	characteristic
50	C₄	—	4	2	no	—
51	C₄	—	277	4	no	—
52	C₄	—	1108	2	no	—
53	C₄	Q₈×D₂₇₇	1	1	yes	characteristic
54	C₄	C₂×Dic₅₅₄	1	1	yes	characteristic
55	C₂	#22579879	1	1	yes	characteristic
56	C₂	SD₁₆×D₂₇₇	1	2	yes	—

	subgroup	G/H
center	C₂²	D₄×D₂₇₇
commutator, cosocle	C₂×C₄×C₂₇₇	C₂³
Frattini	C₂×C₄	C₂²×D₂₇₇
Fitting	#106×C₂₇₇	C₂
socle, prime radical	C₂²×C₂₇₇	C₂×D₄
hypercenter	#106	D₂₇₇
hypocenter	C₂₇₇	#498
LCS	G ▷ C₂×C₄×C₂₇₇ ▷ C₂×C₂₇₇ ▷ C₂₇₇
UCS	C₁ ◁ C₂² ◁ C₂×C₄ ◁ #106

Complements

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

N	H ≅ G/N	type
16. #14555660	Q₈	semidirect
19. C₈×C₂₇₇	Q₈	semidirect
28. C₂₇₇	#498	semidirect
48. C₈	Dic₅₅₄	semidirect

Maximal subgroups

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

subgroup	index
#22579879	2
#22579812	2
#22579811	2
C₈×Dic₂₇₇	2
#106×C₂₇₇	2
#498	277