Subgroups — #30656675

Order 16448.

134 conjugacy classes of subgroups.

Conjugacy classes of subgroups

#	subgroup	G/H	class size	multiplicity	normal?	properties
1	C₂×#16861597	C₂	1	1	yes	maximal, characteristic
2	#22551499	C₂	1	2	yes	maximal
3	#22551499	C₂	1	2	yes	maximal
4	#22551499	C₂	1	1	yes	maximal, characteristic
5	C₂×C₄⋊C₄×C₂₅₇	C₂	1	1	yes	maximal, characteristic
6	C₂²×Dic₂₅₇	C₂²	1	2	yes	—
7	C₂²×Dic₂₅₇	C₂²	1	1	yes	characteristic
8	C₂²×Dic₂₅₇	C₂²	1	1	yes	characteristic
9	#16861597	—	2	2	no	—
10	C₂²×C₄×C₂₅₇	C₂²	1	2	yes	—
11	C₂²×C₄×C₂₅₇	C₂²	1	1	yes	characteristic
12	C₄⋊C₄×C₂₅₇	—	2	2	no	—
13	C₂×Dic₂₅₇	—	2	1	no	—
14	C₂×Dic₂₅₇	—	2	1	no	—
15	C₂×Dic₂₅₇	—	2	1	no	—
16	C₂×Dic₂₅₇	—	2	2	no	—
17	C₂×Dic₂₅₇	—	2	2	no	—
18	C₂×Dic₂₅₇	—	2	2	no	—
19	C₂×Dic₂₅₇	—	2	2	no	—
20	C₂×Dic₂₅₇	Q₈	1	2	yes	—
21	C₂³×C₂₅₇	C₂³	1	1	yes	characteristic
22	C₂×C₄×C₂₅₇	—	2	2	no	—
23	C₂×C₄×C₂₅₇	—	2	2	no	—
24	C₂×C₄×C₂₅₇	—	2	4	no	—
25	C₂×C₄×C₂₅₇	D₄	1	2	yes	—
26	C₂²×C₂₅₇	C₂×D₄	1	1	yes	characteristic
27	C₂²×C₂₅₇	C₂×Q₈	1	1	yes	characteristic
28	C₂²×C₂₅₇	#41	1	2	yes	—
29	C₂²×C₂₅₇	#41	1	2	yes	—
30	C₂²×C₂₅₇	#41	1	1	yes	characteristic
31	C₄×C₂₅₇	—	2	2	no	—
32	C₄×C₂₅₇	—	4	2	no	—
33	Dic₂₅₇	—	2	2	no	—
34	Dic₂₅₇	—	4	1	no	—
35	Dic₂₅₇	—	4	2	no	—
36	C₂×C₂₅₇	C₂²⋊Q₈	1	1	yes	characteristic
37	C₂×C₂₅₇	#123	1	1	yes	characteristic
38	C₂×C₂₅₇	#124	1	1	yes	characteristic
39	C₂×C₂₅₇	#125	1	2	yes	—
40	C₂×C₂₅₇	#126	1	2	yes	—
41	C₂₅₇	#400	1	1	yes	characteristic, complemented, Sylow
42	#400	—	257	1	no	maximal, Sylow
43	C₂×C₄⋊C₄	—	257	1	no	—
44	C₂×C₄⋊C₄	D₂₅₇	1	1	yes	characteristic
45	#95	—	257	2	no	—
46	#95	—	257	1	no	—
47	#95	—	257	2	no	—
48	C₂²×C₄	—	257	1	no	—
49	C₂²×C₄	—	257	2	no	—
50	C₂²×C₄	—	257	1	no	—
51	C₂²×C₄	C₂×D₂₅₇	1	2	yes	—
52	C₂²×C₄	C₂×D₂₅₇	1	1	yes	characteristic
53	C₄⋊C₄	—	2	2	no	—
54	C₄⋊C₄	—	514	2	no	—
55	C₂³	C₂²×D₂₅₇	1	1	yes	characteristic
56	C₂×C₄	—	257	2	no	—
57	C₂×C₄	—	2	2	no	—
58	C₂×C₄	—	2	2	no	—
59	C₂×C₄	—	2	4	no	—
60	C₂×C₄	—	514	1	no	—
61	C₂×C₄	—	514	1	no	—
62	C₂×C₄	—	514	1	no	—
63	C₂×C₄	—	514	2	no	—
64	C₂×C₄	—	514	2	no	—
65	C₂×C₄	—	514	2	no	—
66	C₂×C₄	—	514	2	no	—
67	C₂×C₄	C₂²⋊D₂₅₇	1	2	yes	—
68	C₂²	C₂×C₂²⋊D₂₅₇	1	1	yes	characteristic
69	C₂²	Q₈×D₂₅₇	1	1	yes	characteristic
70	C₂²	#16861617	1	2	yes	—
71	C₂²	#16861618	1	2	yes	—
72	C₂²	#16861619	1	1	yes	characteristic
73	C₄	—	2	2	no	—
74	C₄	—	514	2	no	—
75	C₄	—	4	2	no	—
76	C₄	—	1028	1	no	—
77	C₄	—	1028	2	no	—
78	C₂	#22551568	1	1	yes	characteristic
79	C₂	#22551575	1	1	yes	characteristic
80	C₂	#22551579	1	1	yes	characteristic
81	C₂	#22551582	1	2	yes	—
82	C₂	#22551587	1	2	yes	—

	subgroup	G/H
center, Frattini	C₂³	C₂²×D₂₅₇
commutator, socle, prime radical, cosocle	C₂³×C₂₅₇	C₂³
Fitting	C₂×C₄⋊C₄×C₂₅₇	C₂
hypercenter	C₂×C₄⋊C₄	D₂₅₇
hypocenter	C₂₅₇	#400
LCS	G ▷ C₂³×C₂₅₇ ▷ C₂₅₇
UCS	C₁ ◁ C₂³ ◁ C₂×C₄⋊C₄

Complements

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

N	H ≅ G/N	type
41. C₂₅₇	#400	semidirect

Maximal subgroups

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

subgroup	index
C₂×#16861597	2
#22551499	2
C₂×C₄⋊C₄×C₂₅₇	2
#400	257