Subgroups — C₂×C₄×#14523346 #30657692

Order 16448.

162 conjugacy classes of subgroups.

Conjugacy classes of subgroups

#	subgroup	G/H	class size	multiplicity	normal?	properties
1	C₂²×#14523346	C₂	1	2	yes	maximal
2	C₄×#14523346	C₂	1	4	yes	maximal, direct product factor
3	C₂×C₄×Dic₂₅₇	C₂	1	1	yes	maximal, characteristic
4	C₂×#14523346	C₄	1	8	yes	direct product factor
5	C₂×#14523346	C₂²	1	4	yes	—
6	C₂²×Dic₂₅₇	C₄	1	1	yes	characteristic
7	C₂²×Dic₂₅₇	C₂²	1	1	yes	characteristic
8	C₄×Dic₂₅₇	C₄	1	2	yes	—
9	C₄×Dic₂₅₇	C₂²	1	2	yes	—
10	C₂²×C₄×C₂₅₇	C₄	1	1	yes	characteristic
11	#14523346	C₂×C₄	1	8	yes	direct product factor
12	C₂×Dic₂₅₇	C₈	1	4	yes	complemented
13	C₂×Dic₂₅₇	C₂×C₄	1	1	yes	characteristic
14	C₂×Dic₂₅₇	C₂×C₄	1	4	yes	—
15	C₂×Dic₂₅₇	C₂×C₄	1	2	yes	—
16	C₂×Dic₂₅₇	C₂³	1	1	yes	characteristic
17	C₂³×C₂₅₇	C₂×C₄	1	1	yes	characteristic
18	C₂×C₄×C₂₅₇	C₈	1	4	yes	complemented
19	C₂×C₄×C₂₅₇	C₂×C₄	1	2	yes	—
20	C₂²×C₂₅₇	C₄²	1	2	yes	—
21	C₂²×C₂₅₇	C₂×C₈	1	2	yes	—
22	C₂²×C₂₅₇	C₂×C₈	1	2	yes	—
23	C₂²×C₂₅₇	C₂²×C₄	1	1	yes	characteristic
24	C₄×C₂₅₇	C₂×C₈	1	4	yes	complemented
25	Dic₂₅₇	C₄²	1	2	yes	—
26	Dic₂₅₇	C₂×C₈	1	4	yes	complemented
27	Dic₂₅₇	C₂²×C₄	1	2	yes	—
28	C₂×C₂₅₇	C₄×C₈	1	4	yes	complemented
29	C₂×C₂₅₇	C₂×C₄²	1	1	yes	characteristic
30	C₂×C₂₅₇	C₂²×C₈	1	1	yes	characteristic
31	C₂×C₂₅₇	C₂²×C₈	1	1	yes	characteristic
32	C₂₅₇	C₂×C₄×C₈	1	1	yes	characteristic, complemented, Sylow
33	C₂×C₄×C₈	—	257	1	no	maximal, Sylow
34	C₂²×C₈	—	257	2	no	—
35	C₂×C₄²	—	257	1	no	—
36	C₄×C₈	—	257	4	no	—
37	C₂²×C₄	—	257	1	no	—
38	C₂²×C₄	—	257	1	no	—
39	C₂²×C₄	#11759967	1	1	yes	characteristic
40	C₂×C₈	—	257	4	no	—
41	C₂×C₈	—	257	8	no	—
42	C₄²	—	257	2	no	—
43	C₄²	—	257	2	no	—
44	C₂³	C₂×#11759967	1	1	yes	characteristic
45	C₂×C₄	—	257	4	no	—
46	C₂×C₄	—	257	4	no	—
47	C₂×C₄	—	257	1	no	—
48	C₂×C₄	—	257	1	no	—
49	C₂×C₄	—	257	2	no	—
50	C₂×C₄	#14523346	1	4	yes	direct product factor
51	C₂×C₄	C₂×#11759967	1	2	yes	—
52	C₈	—	257	8	no	—
53	C₂²	C₄×#11759967	1	2	yes	—
54	C₂²	C₂×#14523346	1	2	yes	—
55	C₂²	#16861626	1	2	yes	—
56	C₂²	C₂²×#11759967	1	1	yes	characteristic
57	C₄	—	257	2	no	—
58	C₄	—	257	2	no	—
59	C₄	—	257	4	no	—
60	C₄	C₂×#14523346	1	4	yes	direct product factor
61	C₂	C₄×#14523346	1	4	yes	direct product factor
62	C₂	C₂×C₄×#11759967	1	1	yes	characteristic
63	C₂	C₂²×#14523346	1	1	yes	characteristic
64	C₂	C₂×#16861626	1	1	yes	characteristic

	subgroup	G/H
center, hypercenter	C₂²×C₄	#11759967
commutator, hypocenter	C₂₅₇	C₂×C₄×C₈
Frattini	C₂²	C₂²×#11759967
Fitting	C₂²×C₄×C₂₅₇	C₄
socle, prime radical	C₂³×C₂₅₇	C₂×C₄
cosocle	C₂×Dic₂₅₇	C₂³
LCS	G ▷ C₂₅₇
UCS	C₁ ◁ C₂²×C₄

Complements

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

N	H ≅ G/N	type
2. C₄×#14523346	C₂	direct (N × H)
4. C₂×#14523346	C₄	direct (N × H)
11. #14523346	C₂×C₄	direct (N × H)
12. C₂×Dic₂₅₇	C₈	semidirect
18. C₂×C₄×C₂₅₇	C₈	semidirect
24. C₄×C₂₅₇	C₂×C₈	semidirect
26. Dic₂₅₇	C₂×C₈	semidirect
28. C₂×C₂₅₇	C₄×C₈	semidirect
32. C₂₅₇	C₂×C₄×C₈	semidirect
50. C₂×C₄	#14523346	direct (N × H)
60. C₄	C₂×#14523346	direct (N × H)
61. C₂	C₄×#14523346	direct (N × H)

Maximal subgroups

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

subgroup	index
C₂²×#14523346	2
C₄×#14523346	2
C₂×C₄×Dic₂₅₇	2
C₂×C₄×C₈	257

Subgroups — C2×C4×#14523346 #30657692

Conjugacy classes of subgroups

Complements

Maximal subgroups

Subgroups — C₂×C₄×#14523346 #30657692