Subgroups — #30657017

Order 16448.

108 conjugacy classes of subgroups.

Conjugacy classes of subgroups

#	subgroup	G/H	class size	multiplicity	normal?	properties
1	#22551592	C₂	1	1	yes	maximal, characteristic, complemented
2	#22551525	C₂	1	2	yes	maximal, complemented
3	C₄⋊#14523339	C₂	1	1	yes	maximal, characteristic, complemented
4	#22551513	C₂	1	2	yes	maximal
5	C₄×D₄×C₂₅₇	C₂	1	1	yes	maximal, characteristic
6	C₂×Dic₅₁₄	—	2	1	no	—
7	C₂×#14523339	C₂²	1	2	yes	—
8	C₄⋊Dic₂₅₇	—	2	1	no	—
9	C₄⋊Dic₂₅₇	C₂²	1	2	yes	—
10	C₂×D₄×C₂₅₇	C₂²	1	1	yes	characteristic
11	C₂²×C₄×C₂₅₇	—	2	1	no	—
12	C₄⋊C₄×C₂₅₇	C₂²	1	1	yes	characteristic
13	C₂²⋊C₄×C₂₅₇	—	2	1	no	—
14	C₄²×C₂₅₇	C₂²	1	1	yes	characteristic
15	Dic₅₁₄	—	4	2	no	—
16	C₂×Dic₂₅₇	—	2	2	no	—
17	#14523339	—	2	2	no	—
18	C₂³×C₂₅₇	—	2	1	no	—
19	D₄×C₂₅₇	—	2	1	no	—
20	D₄×C₂₅₇	Q₈	1	2	yes	complemented
21	C₂×C₄×C₂₅₇	—	2	1	no	—
22	C₂×C₄×C₂₅₇	—	4	2	no	—
23	C₂×C₄×C₂₅₇	D₄	1	1	yes	characteristic
24	C₂×C₄×C₂₅₇	D₄	1	1	yes	characteristic
25	C₂×C₄×C₂₅₇	C₂³	1	1	yes	characteristic
26	C₂²×C₂₅₇	—	2	2	no	—
27	C₂²×C₂₅₇	—	4	1	no	—
28	C₂²×C₂₅₇	—	4	1	no	—
29	C₂²×C₂₅₇	C₂×D₄	1	1	yes	characteristic
30	C₄×C₂₅₇	—	2	1	no	—
31	C₄×C₂₅₇	—	4	1	no	—
32	C₄×C₂₅₇	D₈	1	2	yes	—
33	C₄×C₂₅₇	C₂×Q₈	1	1	yes	characteristic
34	C₄×C₂₅₇	#41	1	1	yes	characteristic
35	Dic₂₅₇	—	4	2	no	—
36	C₂×C₂₅₇	—	4	2	no	—
37	C₂×C₂₅₇	C₂²⋊Q₈	1	1	yes	characteristic
38	C₂×C₂₅₇	C₂×D₈	1	1	yes	characteristic
39	C₂×C₂₅₇	#137	1	1	yes	characteristic
40	C₂₅₇	#474	1	1	yes	characteristic, complemented, Sylow
41	#474	—	257	1	no	maximal, Sylow
42	C₄⋊Q₈	—	257	1	no	—
43	C₄×D₄	D₂₅₇	1	1	yes	characteristic
44	#107	—	257	2	no	—
45	C₄⋊C₈	—	257	1	no	—
46	#102	—	257	2	no	—
47	C₂×Q₈	—	514	1	no	—
48	C₂×D₄	C₂×D₂₅₇	1	1	yes	characteristic
49	C₂²×C₄	—	2	1	no	—
50	C₂×C₈	—	257	2	no	—
51	C₄⋊C₄	—	257	2	no	—
52	C₄⋊C₄	—	514	1	no	—
53	C₄⋊C₄	C₂×D₂₅₇	1	1	yes	characteristic
54	C₂²⋊C₄	—	2	1	no	—
55	C₄²	C₂×D₂₅₇	1	1	yes	characteristic
56	C₂³	—	2	1	no	—
57	Q₈	—	1028	2	no	—
58	D₄	—	2	1	no	—
59	D₄	Dic₅₁₄	1	2	yes	complemented
60	C₂×C₄	—	2	1	no	—
61	C₂×C₄	—	514	2	no	—
62	C₂×C₄	—	4	2	no	—
63	C₂×C₄	C₂²⋊D₂₅₇	1	1	yes	characteristic
64	C₂×C₄	C₂²⋊D₂₅₇	1	1	yes	characteristic
65	C₂×C₄	C₂²×D₂₅₇	1	1	yes	characteristic
66	C₈	—	514	2	no	—
67	C₂²	—	2	2	no	—
68	C₂²	—	4	1	no	—
69	C₂²	—	4	1	no	—
70	C₂²	C₂×C₂²⋊D₂₅₇	1	1	yes	characteristic
71	C₄	—	2	1	no	—
72	C₄	—	4	1	no	—
73	C₄	—	1028	2	no	—
74	C₄	#16861603	1	2	yes	—
75	C₄	C₂×Dic₅₁₄	1	1	yes	characteristic
76	C₄	#16861618	1	1	yes	characteristic
77	C₂	—	4	2	no	—
78	C₂	#22551571	1	1	yes	characteristic
79	C₂	C₂×#16861603	1	1	yes	characteristic
80	C₂	#22551622	1	1	yes	characteristic

	subgroup	G/H
center	C₂²	C₂×C₂²⋊D₂₅₇
commutator, cosocle	C₂×C₄×C₂₅₇	C₂³
Frattini	C₂×C₄	C₂²×D₂₅₇
Fitting	C₄×D₄×C₂₅₇	C₂
socle	C₂²×C₂₅₇	C₂×D₄
prime radical	C₂×D₄×C₂₅₇	C₂²
hypercenter	C₄×D₄	D₂₅₇
hypocenter	C₂₅₇	#474
LCS	G ▷ C₂×C₄×C₂₅₇ ▷ C₂×C₂₅₇ ▷ C₂₅₇
UCS	C₁ ◁ C₂² ◁ C₄² ◁ C₄×D₄

Complements

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

N	H ≅ G/N	type
1. #22551592	C₂	semidirect
2. #22551525	C₂	semidirect
3. C₄⋊#14523339	C₂	semidirect
20. D₄×C₂₅₇	Q₈	semidirect
40. C₂₅₇	#474	semidirect
59. D₄	Dic₅₁₄	semidirect

Maximal subgroups

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

subgroup	index
#22551592	2
#22551525	2
C₄⋊#14523339	2
#22551513	2
C₄×D₄×C₂₅₇	2
#474	257