Subgroups — #30656867

Order 16448.

94 conjugacy classes of subgroups.

Conjugacy classes of subgroups

#	subgroup	G/H	class size	multiplicity	normal?	properties
1	C₄×Dic₅₁₄	C₂	1	1	yes	maximal, characteristic
2	C₄⋊#14523339	C₂	1	1	yes	maximal, characteristic
3	#22551521	C₂	1	2	yes	maximal
4	#22551502	C₂	1	2	yes	maximal
5	C₄×C₈×C₂₅₇	C₂	1	1	yes	maximal, characteristic
6	C₂×Dic₅₁₄	C₄	1	1	yes	characteristic
7	C₂×#14523339	C₂²	1	2	yes	—
8	C₄⋊Dic₂₅₇	C₄	1	1	yes	characteristic
9	#16861597	C₄	1	2	yes	—
10	C₄×Dic₂₅₇	C₂²	1	2	yes	—
11	C₂×C₈×C₂₅₇	C₂²	1	1	yes	characteristic
12	C₂×C₈×C₂₅₇	C₂²	1	1	yes	characteristic
13	C₄²×C₂₅₇	C₂²	1	1	yes	characteristic
14	Dic₅₁₄	—	2	2	no	—
15	C₂×Dic₂₅₇	C₂×C₄	1	2	yes	—
16	C₂×Dic₂₅₇	C₂×C₄	1	2	yes	—
17	#14523339	—	2	2	no	—
18	C₂×C₄×C₂₅₇	C₂×C₄	1	1	yes	characteristic
19	C₂×C₄×C₂₅₇	C₂×C₄	1	1	yes	characteristic
20	C₂×C₄×C₂₅₇	C₂³	1	1	yes	characteristic
21	C₈×C₂₅₇	—	2	1	no	—
22	C₈×C₂₅₇	Q₈	1	2	yes	complemented
23	C₂²×C₂₅₇	C₂²×C₄	1	1	yes	characteristic
24	C₄×C₂₅₇	—	2	1	no	—
25	C₄×C₂₅₇	M₁₆	1	2	yes	—
26	C₄×C₂₅₇	C₂×Q₈	1	1	yes	characteristic
27	C₄×C₂₅₇	#41	1	1	yes	characteristic
28	Dic₂₅₇	—	2	2	no	—
29	Dic₂₅₇	—	2	2	no	—
30	C₂×C₂₅₇	C₄×Q₈	1	1	yes	characteristic
31	C₂×C₂₅₇	C₂×M₁₆	1	1	yes	characteristic
32	C₂×C₂₅₇	#131	1	1	yes	characteristic
33	C₂₅₇	#446	1	1	yes	characteristic, complemented, Sylow
34	#446	—	257	1	no	maximal, Sylow
35	C₄×Q₈	—	257	1	no	—
36	C₄⋊C₈	—	257	2	no	—
37	C₄⋊C₈	—	257	1	no	—
38	#97	—	257	2	no	—
39	C₄×C₈	D₂₅₇	1	1	yes	characteristic
40	C₂×Q₈	—	257	1	no	—
41	C₂×C₈	—	257	2	no	—
42	C₂×C₈	C₂×D₂₅₇	1	1	yes	characteristic
43	C₂×C₈	C₂×D₂₅₇	1	1	yes	characteristic
44	C₄⋊C₄	—	257	2	no	—
45	C₄⋊C₄	—	257	1	no	—
46	C₄²	—	257	2	no	—
47	C₄²	C₂×D₂₅₇	1	1	yes	characteristic
48	Q₈	—	514	2	no	—
49	C₂×C₄	—	257	2	no	—
50	C₂×C₄	—	257	2	no	—
51	C₂×C₄	C₄×D₂₅₇	1	1	yes	characteristic
52	C₂×C₄	C₄×D₂₅₇	1	1	yes	characteristic
53	C₂×C₄	C₂²×D₂₅₇	1	1	yes	characteristic
54	C₈	—	2	1	no	—
55	C₈	—	514	2	no	—
56	C₈	Dic₅₁₄	1	2	yes	complemented
57	C₂²	C₂×C₄×D₂₅₇	1	1	yes	characteristic
58	C₄	—	2	1	no	—
59	C₄	—	514	2	no	—
60	C₄	—	514	2	no	—
61	C₄	#16861601	1	2	yes	—
62	C₄	C₂×Dic₅₁₄	1	1	yes	characteristic
63	C₄	#16861618	1	1	yes	characteristic
64	C₂	C₄×Dic₅₁₄	1	1	yes	characteristic
65	C₂	C₂×#16861601	1	1	yes	characteristic
66	C₂	#22551598	1	1	yes	characteristic

	subgroup	G/H
center, Frattini	C₂×C₄	C₂²×D₂₅₇
commutator, socle, prime radical	C₂²×C₂₅₇	C₂²×C₄
Fitting	C₄×C₈×C₂₅₇	C₂
cosocle	C₂×C₄×C₂₅₇	C₂³
hypercenter	C₄×C₈	D₂₅₇
hypocenter	C₂₅₇	#446
LCS	G ▷ C₂²×C₂₅₇ ▷ C₂₅₇
UCS	C₁ ◁ C₂×C₄ ◁ C₄×C₈

Complements

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

N	H ≅ G/N	type
22. C₈×C₂₅₇	Q₈	semidirect
33. C₂₅₇	#446	semidirect
56. C₈	Dic₅₁₄	semidirect

Maximal subgroups

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

subgroup	index
C₄×Dic₅₁₄	2
C₄⋊#14523339	2
#22551521	2
#22551502	2
C₄×C₈×C₂₅₇	2
#446	257