Finite Group Databasebeta

Subgroups — #34102009

Order 20096.

172 conjugacy classes of subgroups; only the 57 normal subgroups are shown.

normal subgroups only

This group has 172 conjugacy classes of subgroups — too many to draw. Only its 57 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Conjugacy classes of subgroups

#	subgroup	G/H	class size	multiplicity	normal?	properties
1	C₂×#19097712	C₂	1	1	yes	maximal, characteristic
2	D₈×Dic₁₅₇	C₂	1	1	yes	maximal, characteristic, complemented
3	#23757355	C₂	1	1	yes	maximal, characteristic, complemented
4	#23757100	C₂	1	1	yes	maximal, characteristic, complemented
5	#23757075	C₂	1	1	yes	maximal, characteristic, complemented
6	#23757048	C₂	1	1	yes	maximal, characteristic, complemented
7	#357×C₁₅₇	C₂	1	1	yes	maximal, characteristic, complemented
8	C₂×D₁₂₅₆	C₂²	1	1	yes	characteristic
9	D₄×Dic₁₅₇	—	2	1	no	—
10	#19097733	—	2	1	no	—
11	#19097712	C₄	1	4	yes	complemented
12	C₂×#14578929	C₂²	1	1	yes	characteristic
13	#19097705	C₂²	1	1	yes	characteristic
14	#19097692	—	2	1	no	—
15	#19097691	—	2	1	no	—
16	C₈×Dic₁₅₇	C₂²	1	1	yes	characteristic
17	C₂×D₈×C₁₅₇	C₂²	1	1	yes	characteristic
18	C₂×C₁₆×C₁₅₇	C₂²	1	1	yes	characteristic
19	#107×C₁₅₇	C₂²	1	1	yes	characteristic
20	C₂×D₆₂₈	—	2	1	no	—
21	C₂²×Dic₁₅₇	—	4	1	no	—
22	C₂×C₄×D₁₅₇	—	4	1	no	—
23	D₁₂₅₆	—	2	1	no	—
24	D₁₂₅₆	C₂×C₄	1	2	yes	complemented
25	C₂×#11929434	D₄	1	1	yes	characteristic
26	C₄⋊Dic₁₅₇	—	2	1	no	—
27	C₂²⋊Dic₁₅₇	—	4	1	no	—
28	#14578931	—	4	1	no	—
29	C₄×Dic₁₅₇	D₄	1	1	yes	characteristic
30	#14578929	C₂×C₄	1	2	yes	complemented
31	C₂×D₄×C₁₅₇	—	2	1	no	—
32	D₈×C₁₅₇	—	2	1	no	—
33	D₈×C₁₅₇	C₂×C₄	1	2	yes	complemented
34	C₂×C₈×C₁₅₇	C₂³	1	1	yes	characteristic
35	C₄⋊C₄×C₁₅₇	—	2	1	no	—
36	C₁₆×C₁₅₇	—	2	1	no	—
37	C₂²×D₁₅₇	—	4	1	no	—
38	D₆₂₈	—	2	2	no	—
39	D₆₂₈	—	4	1	no	—
40	C₂×Dic₁₅₇	—	4	1	no	—
41	C₂×Dic₁₅₇	—	8	2	no	—
42	C₂×Dic₁₅₇	D₈	1	1	yes	characteristic
43	C₂×Dic₁₅₇	D₈	1	1	yes	characteristic
44	C₄×D₁₅₇	—	8	2	no	—
45	#11929434	—	2	1	no	—
46	C₂³×C₁₅₇	—	4	1	no	—
47	D₄×C₁₅₇	—	2	2	no	—
48	D₄×C₁₅₇	—	4	1	no	—
49	C₂×C₄×C₁₅₇	—	4	1	no	—
50	C₂×C₄×C₁₅₇	C₂×D₄	1	1	yes	characteristic
51	C₈×C₁₅₇	C₂²×C₄	1	1	yes	characteristic
52	C₈×C₁₅₇	#41	1	1	yes	characteristic
53	C₂²×C₁₅₇	—	4	2	no	—
54	C₂²×C₁₅₇	—	8	1	no	—
55	C₂²×C₁₅₇	—	8	1	no	—
56	C₂²×C₁₅₇	C₂×D₈	1	1	yes	characteristic
57	C₂×D₁₅₇	—	4	2	no	—
58	C₂×D₁₅₇	—	8	1	no	—
59	C₂×D₁₅₇	—	8	1	no	—
60	C₄×C₁₅₇	—	8	1	no	—
61	C₄×C₁₅₇	C₄×D₄	1	1	yes	characteristic
62	C₄×C₁₅₇	#135	1	1	yes	characteristic
63	Dic₁₅₇	—	2	1	no	—
64	Dic₁₅₇	—	2	1	no	—
65	Dic₁₅₇	—	8	1	no	—
66	C₂×C₁₅₇	—	8	2	no	—
67	C₂×C₁₅₇	C₄×D₈	1	1	yes	characteristic
68	C₂×C₁₅₇	#509	1	1	yes	characteristic
69	C₂×C₁₅₇	#509	1	1	yes	characteristic
70	D₁₅₇	—	8	2	no	—
71	C₁₅₇	#2177	1	1	yes	characteristic, complemented, Sylow
72	#2177	—	157	1	no	maximal, Sylow
73	C₂×D₁₆	—	157	1	no	—
74	C₄×D₈	—	157	1	no	—
75	C₄×D₈	—	157	1	no	—
76	#367	—	157	1	no	—
77	#357	—	157	1	no	—
78	#357	D₁₅₇	1	1	yes	characteristic, complemented
79	#346	—	157	1	no	—
80	C₂×D₈	—	157	1	no	—
81	C₂×D₈	C₂×D₁₅₇	1	1	yes	characteristic
82	C₄×D₄	—	314	1	no	—
83	C₄×D₄	—	314	1	no	—
84	D₁₆	—	157	4	no	—
85	C₂×C₁₆	—	157	1	no	—
86	C₂×C₁₆	C₂×D₁₅₇	1	1	yes	characteristic
87	#107	—	157	1	no	—
88	#107	C₂×D₁₅₇	1	1	yes	characteristic
89	#102	—	314	1	no	—
90	#102	—	314	1	no	—
91	C₄×C₈	—	157	1	no	—
92	C₂×D₄	—	2	1	no	—
93	C₂×D₄	—	314	1	no	—
94	C₂²×C₄	—	628	1	no	—
95	C₂²×C₄	—	628	1	no	—
96	D₈	—	2	1	no	—
97	D₈	—	314	1	no	—
98	D₈	—	157	2	no	—
99	D₈	C₄×D₁₅₇	1	2	yes	complemented
100	C₂×C₈	—	157	1	no	—
101	C₂×C₈	C₂²×D₁₅₇	1	1	yes	characteristic
102	C₄⋊C₄	—	2	1	no	—
103	C₄⋊C₄	—	314	1	no	—
104	C₂²⋊C₄	—	628	1	no	—
105	C₂²⋊C₄	—	628	1	no	—
106	C₄²	—	157	1	no	—
107	C₁₆	—	2	1	no	—
108	C₁₆	—	157	2	no	—
109	C₂³	—	4	1	no	—
110	C₂³	—	628	1	no	—
111	D₄	—	2	2	no	—
112	D₄	—	4	1	no	—
113	D₄	—	314	2	no	—
114	D₄	—	628	1	no	—
115	C₂×C₄	—	4	1	no	—
116	C₂×C₄	—	628	1	no	—
117	C₂×C₄	—	157	1	no	—
118	C₂×C₄	—	157	1	no	—
119	C₂×C₄	—	1256	2	no	—
120	C₂×C₄	—	1256	2	no	—
121	C₂×C₄	D₄×D₁₅₇	1	1	yes	characteristic
122	C₈	—	314	1	no	—
123	C₈	C₂×C₄×D₁₅₇	1	1	yes	characteristic
124	C₈	#14578953	1	1	yes	characteristic
125	C₂²	—	4	2	no	—
126	C₂²	—	8	1	no	—
127	C₂²	—	8	1	no	—
128	C₂²	—	628	2	no	—
129	C₂²	—	1256	1	no	—
130	C₂²	—	1256	1	no	—
131	C₂²	D₈×D₁₅₇	1	1	yes	characteristic
132	C₄	—	8	1	no	—
133	C₄	—	314	1	no	—
134	C₄	—	314	1	no	—
135	C₄	—	1256	1	no	—
136	C₄	#19097731	1	1	yes	characteristic
137	C₄	#19097792	1	1	yes	characteristic
138	C₂	—	8	2	no	—
139	C₂	—	1256	2	no	—
140	C₂	#23757353	1	1	yes	characteristic
141	C₂	#23757707	1	1	yes	characteristic
142	C₂	#23757710	1	1	yes	characteristic

	subgroup	G/H
center	C₂²	D₈×D₁₅₇
commutator	C₈×C₁₅₇	C₂²×C₄
Frattini	C₂×C₈	C₂²×D₁₅₇
Fitting	#357×C₁₅₇	C₂
socle	C₂²×C₁₅₇	C₂×D₈
prime radical	C₂×#19097712	C₂
cosocle	C₂×C₈×C₁₅₇	C₂³
hypercenter	#357	D₁₅₇
hypocenter	C₁₅₇	#2177
LCS	G ▷ C₈×C₁₅₇ ▷ C₄×C₁₅₇ ▷ C₂×C₁₅₇ ▷ C₁₅₇
UCS	C₁ ◁ C₂² ◁ C₂×C₄ ◁ C₂×C₈ ◁ #357

Complements

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

N	H ≅ G/N	type
2. D₈×Dic₁₅₇	C₂	semidirect
3. #23757355	C₂	semidirect
4. #23757100	C₂	semidirect
5. #23757075	C₂	semidirect
6. #23757048	C₂	semidirect
7. #357×C₁₅₇	C₂	semidirect
11. #19097712	C₄	semidirect
24. D₁₂₅₆	C₂×C₄	semidirect
30. #14578929	C₂×C₄	semidirect
33. D₈×C₁₅₇	C₂×C₄	semidirect
71. C₁₅₇	#2177	semidirect
78. #357	D₁₅₇	semidirect
99. D₈	C₄×D₁₅₇	semidirect

Maximal subgroups

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

subgroup	index
C₂×#19097712	2
D₈×Dic₁₅₇	2
#23757355	2
#23757100	2
#23757075	2
#23757048	2
#357×C₁₅₇	2
#2177	157