Subgroups — C₂×#23755619 #34091643

Order 19904.

146 conjugacy classes of subgroups.

Conjugacy classes of subgroups

#	subgroup	G/H	class size	multiplicity	normal?	properties
1	C₂²×C₃₁₁⋊C₈	C₂	1	2	yes	maximal
2	#23755619	C₂	1	4	yes	maximal, direct product factor
3	C₂×C₄²×C₃₁₁	C₂	1	1	yes	maximal, characteristic
4	C₂×C₃₁₁⋊C₈	C₄	1	8	yes	complemented
5	C₂×C₃₁₁⋊C₈	C₂²	1	4	yes	—
6	C₂²×C₄×C₃₁₁	C₄	1	2	yes	—
7	C₂²×C₄×C₃₁₁	C₂²	1	1	yes	characteristic
8	C₄²×C₃₁₁	C₄	1	2	yes	—
9	C₄²×C₃₁₁	C₂²	1	2	yes	—
10	C₃₁₁⋊C₈	C₂×C₄	1	8	yes	complemented
11	C₂³×C₃₁₁	C₂×C₄	1	1	yes	characteristic
12	C₂×C₄×C₃₁₁	—	2	4	no	—
13	C₂×C₄×C₃₁₁	C₂×C₄	1	4	yes	—
14	C₂×C₄×C₃₁₁	C₂×C₄	1	4	yes	—
15	C₂×C₄×C₃₁₁	C₂×C₄	1	1	yes	characteristic
16	C₂×C₄×C₃₁₁	C₂³	1	1	yes	characteristic
17	C₂²×C₃₁₁	C₄²	1	2	yes	—
18	C₂²×C₃₁₁	M₁₆	1	4	yes	—
19	C₂²×C₃₁₁	C₂²×C₄	1	1	yes	characteristic
20	C₄×C₃₁₁	—	2	4	no	—
21	C₄×C₃₁₁	C₄²	1	2	yes	—
22	C₄×C₃₁₁	C₂²×C₄	1	2	yes	—
23	C₂×C₃₁₁	#97	1	4	yes	complemented
24	C₂×C₃₁₁	C₂×C₄²	1	1	yes	characteristic
25	C₂×C₃₁₁	C₂×M₁₆	1	2	yes	—
26	C₃₁₁	C₂×#97	1	1	yes	characteristic, complemented, Sylow
27	C₂×#97	—	311	1	no	maximal, Sylow
28	C₂²×C₈	—	311	2	no	—
29	C₂×C₄²	D₃₁₁	1	1	yes	characteristic
30	#97	—	311	4	no	—
31	C₂²×C₄	Dic₃₁₁	1	2	yes	—
32	C₂²×C₄	C₂×D₃₁₁	1	1	yes	characteristic
33	C₂×C₈	—	311	8	no	—
34	C₂×C₈	—	311	4	no	—
35	C₄²	Dic₃₁₁	1	2	yes	—
36	C₄²	C₂×D₃₁₁	1	2	yes	—
37	C₂³	C₂×Dic₃₁₁	1	1	yes	characteristic
38	C₂×C₄	—	2	4	no	—
39	C₂×C₄	C₄×D₃₁₁	1	4	yes	—
40	C₂×C₄	C₂×Dic₃₁₁	1	4	yes	—
41	C₂×C₄	C₂×Dic₃₁₁	1	1	yes	characteristic
42	C₂×C₄	C₂²×D₃₁₁	1	1	yes	characteristic
43	C₈	—	311	8	no	—
44	C₂²	C₄×Dic₃₁₁	1	2	yes	—
45	C₂²	#19097299	1	4	yes	—
46	C₂²	C₂²×Dic₃₁₁	1	1	yes	characteristic
47	C₄	—	2	4	no	—
48	C₄	C₄×Dic₃₁₁	1	2	yes	—
49	C₄	C₂×C₄×D₃₁₁	1	2	yes	—
50	C₂	#23755619	1	4	yes	direct product factor
51	C₂	C₂×C₄×Dic₃₁₁	1	1	yes	characteristic
52	C₂	C₂×#19097299	1	2	yes	—

	subgroup	G/H
center	C₂²×C₄	C₂×D₃₁₁
commutator	C₂×C₃₁₁	C₂×C₄²
Frattini	C₂×C₄	C₂²×D₃₁₁
Fitting	C₂×C₄²×C₃₁₁	C₂
socle, prime radical	C₂³×C₃₁₁	C₂×C₄
cosocle	C₂×C₄×C₃₁₁	C₂³
hypercenter	C₂×C₄²	D₃₁₁
hypocenter	C₃₁₁	C₂×#97
LCS	G ▷ C₂×C₃₁₁ ▷ C₃₁₁
UCS	C₁ ◁ C₂²×C₄ ◁ C₂×C₄²

Complements

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

N	H ≅ G/N	type
2. #23755619	C₂	direct (N × H)
4. C₂×C₃₁₁⋊C₈	C₄	semidirect
10. C₃₁₁⋊C₈	C₂×C₄	semidirect
23. C₂×C₃₁₁	#97	semidirect
26. C₃₁₁	C₂×#97	semidirect
50. C₂	#23755619	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×C₃₁₁⋊C₈	2
#23755619	2
C₂×C₄²×C₃₁₁	2
C₂×#97	311

Subgroups — C2×#23755619 #34091643

Conjugacy classes of subgroups

Complements

Maximal subgroups

Subgroups — C₂×#23755619 #34091643