Subgroups — C₂²×#19097703 #34108708

Order 20096.

600 conjugacy classes of subgroups.

Conjugacy classes of subgroups

#	subgroup	G/H	class size	multiplicity	normal?	properties
1	C₂²×C₄⋊Dic₁₅₇	C₂	1	2	yes	maximal
2	C₂×#19097703	C₂	1	12	yes	maximal, direct product factor
3	C₂³×C₈×C₁₅₇	C₂	1	1	yes	maximal, characteristic
4	C₂³×Dic₁₅₇	—	2	2	no	—
5	C₂×C₄⋊Dic₁₅₇	—	2	6	no	—
6	C₂×C₄⋊Dic₁₅₇	C₂²	1	12	yes	—
7	#19097703	C₂²	1	16	yes	direct product factor
8	C₂³×C₄×C₁₅₇	C₂²	1	1	yes	characteristic
9	C₂²×C₈×C₁₅₇	C₄	1	8	yes	complemented
10	C₂²×C₈×C₁₅₇	C₂²	1	6	yes	—
11	C₂²×Dic₁₅₇	—	2	12	no	—
12	C₂²×Dic₁₅₇	—	4	8	no	—
13	C₄⋊Dic₁₅₇	—	2	12	no	—
14	C₄⋊Dic₁₅₇	C₂³	1	8	yes	—
15	C₂⁴×C₁₅₇	D₄	1	1	yes	characteristic
16	C₂²×C₄×C₁₅₇	C₂×C₄	1	4	yes	—
17	C₂²×C₄×C₁₅₇	D₄	1	3	yes	—
18	C₂²×C₄×C₁₅₇	Q₈	1	4	yes	—
19	C₂²×C₄×C₁₅₇	C₂³	1	3	yes	—
20	C₂×C₈×C₁₅₇	C₂×C₄	1	24	yes	complemented
21	C₂×C₈×C₁₅₇	C₂³	1	4	yes	—
22	C₂×Dic₁₅₇	—	2	8	no	—
23	C₂×Dic₁₅₇	—	4	24	no	—
24	C₂³×C₁₅₇	C₄⋊C₄	1	4	yes	—
25	C₂³×C₁₅₇	SD₁₆	1	8	yes	—
26	C₂³×C₁₅₇	C₂×D₄	1	3	yes	—
27	C₂×C₄×C₁₅₇	C₄⋊C₄	1	12	yes	—
28	C₂×C₄×C₁₅₇	C₂²×C₄	1	6	yes	—
29	C₂×C₄×C₁₅₇	C₂×D₄	1	3	yes	—
30	C₂×C₄×C₁₅₇	C₂×Q₈	1	6	yes	—
31	C₂×C₄×C₁₅₇	C₂⁴	1	1	yes	characteristic
32	C₈×C₁₅₇	C₂²×C₄	1	8	yes	complemented
33	C₂²×C₁₅₇	#106	1	16	yes	complemented
34	C₂²×C₁₅₇	C₂×C₄⋊C₄	1	6	yes	—
35	C₂²×C₁₅₇	C₂×SD₁₆	1	12	yes	—
36	C₂²×C₁₅₇	C₂²×D₄	1	1	yes	characteristic
37	C₄×C₁₅₇	C₂×C₄⋊C₄	1	6	yes	—
38	C₄×C₁₅₇	C₂³×C₄	1	1	yes	characteristic
39	C₄×C₁₅₇	C₂²×Q₈	1	1	yes	characteristic
40	Dic₁₅₇	—	4	8	no	—
41	C₂×C₁₅₇	C₂×#106	1	12	yes	complemented
42	C₂×C₁₅₇	C₂²×C₄⋊C₄	1	1	yes	characteristic
43	C₂×C₁₅₇	C₂²×SD₁₆	1	2	yes	—
44	C₁₅₇	C₂²×#106	1	1	yes	characteristic, complemented, Sylow
45	C₂²×#106	—	157	1	no	maximal, Sylow
46	C₂³×C₈	D₁₅₇	1	1	yes	characteristic
47	C₂²×C₄⋊C₄	—	157	2	no	—
48	C₂×#106	—	157	12	no	—
49	C₂³×C₄	—	314	2	no	—
50	C₂³×C₄	C₂×D₁₅₇	1	1	yes	characteristic
51	C₂²×C₈	Dic₁₅₇	1	8	yes	complemented
52	C₂²×C₈	C₂×D₁₅₇	1	6	yes	—
53	C₂×C₄⋊C₄	—	314	6	no	—
54	C₂×C₄⋊C₄	—	157	12	no	—
55	#106	—	157	16	no	—
56	C₂⁴	D₆₂₈	1	1	yes	characteristic
57	C₂²×C₄	—	314	12	no	—
58	C₂²×C₄	—	628	8	no	—
59	C₂²×C₄	C₂×Dic₁₅₇	1	4	yes	—
60	C₂²×C₄	D₆₂₈	1	3	yes	—
61	C₂²×C₄	Dic₃₁₄	1	4	yes	—
62	C₂²×C₄	C₂²×D₁₅₇	1	3	yes	—
63	C₂×C₈	C₂×Dic₁₅₇	1	24	yes	complemented
64	C₂×C₈	C₂²×D₁₅₇	1	4	yes	—
65	C₄⋊C₄	—	314	12	no	—
66	C₄⋊C₄	—	157	8	no	—
67	C₂³	C₄⋊Dic₁₅₇	1	4	yes	—
68	C₂³	#14578943	1	8	yes	—
69	C₂³	C₂×D₆₂₈	1	3	yes	—
70	C₂×C₄	—	314	8	no	—
71	C₂×C₄	—	628	24	no	—
72	C₂×C₄	C₄⋊Dic₁₅₇	1	12	yes	—
73	C₂×C₄	C₂²×Dic₁₅₇	1	6	yes	—
74	C₂×C₄	C₂×D₆₂₈	1	3	yes	—
75	C₂×C₄	C₂×Dic₃₁₄	1	6	yes	—
76	C₂×C₄	C₂³×D₁₅₇	1	1	yes	characteristic
77	C₈	C₂²×Dic₁₅₇	1	8	yes	complemented
78	C₂²	#19097703	1	16	yes	direct product factor
79	C₂²	C₂×C₄⋊Dic₁₅₇	1	6	yes	—
80	C₂²	C₂×#14578943	1	12	yes	—
81	C₂²	C₂²×D₆₂₈	1	1	yes	characteristic
82	C₄	—	628	8	no	—
83	C₄	C₂×C₄⋊Dic₁₅₇	1	6	yes	—
84	C₄	C₂³×Dic₁₅₇	1	1	yes	characteristic
85	C₄	C₂²×Dic₃₁₄	1	1	yes	characteristic
86	C₂	C₂×#19097703	1	12	yes	direct product factor
87	C₂	C₂²×C₄⋊Dic₁₅₇	1	1	yes	characteristic
88	C₂	C₂²×#14578943	1	2	yes	—

	subgroup	G/H
center	C₂⁴	D₆₂₈
commutator	C₄×C₁₅₇	C₂³×C₄
Frattini	C₂×C₄	C₂³×D₁₅₇
Fitting	C₂³×C₈×C₁₅₇	C₂
socle, prime radical	C₂⁴×C₁₅₇	D₄
cosocle	C₂×C₄×C₁₅₇	C₂⁴
hypercenter	C₂³×C₈	D₁₅₇
hypocenter	C₁₅₇	C₂²×#106
LCS	G ▷ C₄×C₁₅₇ ▷ C₂×C₁₅₇ ▷ C₁₅₇
UCS	C₁ ◁ C₂⁴ ◁ C₂³×C₄ ◁ C₂³×C₈

Complements

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

N	H ≅ G/N	type
2. C₂×#19097703	C₂	direct (N × H)
7. #19097703	C₂²	direct (N × H)
9. C₂²×C₈×C₁₅₇	C₄	semidirect
20. C₂×C₈×C₁₅₇	C₂×C₄	semidirect
32. C₈×C₁₅₇	C₂²×C₄	semidirect
33. C₂²×C₁₅₇	#106	semidirect
41. C₂×C₁₅₇	C₂×#106	semidirect
44. C₁₅₇	C₂²×#106	semidirect
51. C₂²×C₈	Dic₁₅₇	semidirect
63. C₂×C₈	C₂×Dic₁₅₇	semidirect
77. C₈	C₂²×Dic₁₅₇	semidirect
78. C₂²	#19097703	direct (N × H)
86. C₂	C₂×#19097703	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×C₄⋊Dic₁₅₇	2
C₂×#19097703	2
C₂³×C₈×C₁₅₇	2
C₂²×#106	157

Subgroups — C22×#19097703 #34108708

Conjugacy classes of subgroups

Complements

Maximal subgroups

Subgroups — C₂²×#19097703 #34108708