Subgroups — C₂²×C₈×D₂₈₁ #31824219

Order 17984.

338 conjugacy classes of subgroups.

Conjugacy classes of subgroups

#	subgroup	G/H	class size	multiplicity	normal?	properties
1	C₂²×C₄×D₂₈₁	C₂	1	1	yes	maximal, characteristic
2	C₂²×#14555886	C₂	1	1	yes	maximal, characteristic, complemented
3	C₂×C₈×D₂₈₁	C₂	1	12	yes	maximal, direct product factor
4	C₂²×C₈×C₂₈₁	C₂	1	1	yes	maximal, characteristic, complemented
5	C₂³×D₂₈₁	C₄	1	1	yes	characteristic
6	C₂²×Dic₂₈₁	C₄	1	1	yes	characteristic
7	C₂×C₄×D₂₈₁	C₄	1	6	yes	—
8	C₂×C₄×D₂₈₁	C₂²	1	6	yes	—
9	C₂×#14555886	C₂²	1	6	yes	complemented
10	C₈×D₂₈₁	C₂²	1	16	yes	direct product factor
11	C₂²×C₄×C₂₈₁	C₂²	1	1	yes	characteristic
12	C₂×C₈×C₂₈₁	C₂²	1	6	yes	complemented
13	C₂²×D₂₈₁	C₈	1	8	yes	direct product factor
14	C₂²×D₂₈₁	C₂×C₄	1	6	yes	—
15	C₂×Dic₂₈₁	C₂×C₄	1	6	yes	—
16	C₄×D₂₈₁	C₂×C₄	1	12	yes	—
17	C₄×D₂₈₁	C₂³	1	4	yes	—
18	#14555886	C₂³	1	4	yes	complemented
19	C₂³×C₂₈₁	C₂×C₄	1	1	yes	characteristic
20	C₂×C₄×C₂₈₁	C₂×C₄	1	3	yes	—
21	C₂×C₄×C₂₈₁	C₂³	1	3	yes	—
22	C₈×C₂₈₁	C₂³	1	4	yes	complemented
23	C₂²×C₂₈₁	C₂×C₈	1	4	yes	complemented
24	C₂²×C₂₈₁	C₂²×C₄	1	3	yes	—
25	C₂×D₂₈₁	C₂×C₈	1	24	yes	direct product factor
26	C₂×D₂₈₁	C₂²×C₄	1	4	yes	—
27	C₄×C₂₈₁	C₂²×C₄	1	3	yes	—
28	C₄×C₂₈₁	C₂⁴	1	1	yes	characteristic
29	Dic₂₈₁	C₂²×C₄	1	4	yes	—
30	C₂×C₂₈₁	C₂²×C₈	1	6	yes	complemented
31	C₂×C₂₈₁	C₂³×C₄	1	1	yes	characteristic
32	D₂₈₁	C₂²×C₈	1	8	yes	direct product factor
33	C₂₈₁	C₂³×C₈	1	1	yes	characteristic, complemented, Sylow
34	C₂³×C₈	—	281	1	no	maximal, Sylow
35	C₂³×C₄	—	281	1	no	—
36	C₂²×C₈	—	281	1	no	—
37	C₂²×C₈	—	281	12	no	—
38	C₂²×C₈	D₂₈₁	1	1	yes	characteristic, direct product factor
39	C₂⁴	—	281	1	no	—
40	C₂²×C₄	—	281	1	no	—
41	C₂²×C₄	—	281	6	no	—
42	C₂²×C₄	—	281	6	no	—
43	C₂²×C₄	C₂×D₂₈₁	1	1	yes	characteristic
44	C₂×C₈	—	281	6	no	—
45	C₂×C₈	—	281	16	no	—
46	C₂×C₈	C₂×D₂₈₁	1	6	yes	direct product factor
47	C₂³	—	281	8	no	—
48	C₂³	—	281	6	no	—
49	C₂³	C₄×D₂₈₁	1	1	yes	characteristic
50	C₂×C₄	—	281	6	no	—
51	C₂×C₄	—	281	12	no	—
52	C₂×C₄	—	281	4	no	—
53	C₂×C₄	C₄×D₂₈₁	1	3	yes	—
54	C₂×C₄	C₂²×D₂₈₁	1	3	yes	—
55	C₈	—	281	4	no	—
56	C₈	C₂²×D₂₈₁	1	4	yes	direct product factor
57	C₂²	—	281	24	no	—
58	C₂²	—	281	4	no	—
59	C₂²	C₈×D₂₈₁	1	4	yes	direct product factor
60	C₂²	C₂×C₄×D₂₈₁	1	3	yes	—
61	C₄	—	281	4	no	—
62	C₄	C₂×C₄×D₂₈₁	1	3	yes	—
63	C₄	C₂³×D₂₈₁	1	1	yes	characteristic
64	C₂	—	281	8	no	—
65	C₂	C₂×C₈×D₂₈₁	1	6	yes	direct product factor
66	C₂	C₂²×C₄×D₂₈₁	1	1	yes	characteristic

	subgroup	G/H
center, hypercenter	C₂²×C₈	D₂₈₁
commutator, hypocenter	C₂₈₁	C₂³×C₈
Frattini	C₄	C₂³×D₂₈₁
Fitting	C₂²×C₈×C₂₈₁	C₂
socle	C₂³×C₂₈₁	C₂×C₄
prime radical	C₂³×D₂₈₁	C₄
cosocle	C₄×C₂₈₁	C₂⁴
LCS	G ▷ C₂₈₁
UCS	C₁ ◁ C₂²×C₈

Complements

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

N	H ≅ G/N	type
2. C₂²×#14555886	C₂	semidirect
3. C₂×C₈×D₂₈₁	C₂	direct (N × H)
4. C₂²×C₈×C₂₈₁	C₂	semidirect
9. C₂×#14555886	C₂²	semidirect
10. C₈×D₂₈₁	C₂²	direct (N × H)
12. C₂×C₈×C₂₈₁	C₂²	semidirect
13. C₂²×D₂₈₁	C₈	direct (N × H)
18. #14555886	C₂³	semidirect
22. C₈×C₂₈₁	C₂³	semidirect
23. C₂²×C₂₈₁	C₂×C₈	semidirect
25. C₂×D₂₈₁	C₂×C₈	direct (N × H)
30. C₂×C₂₈₁	C₂²×C₈	semidirect
32. D₂₈₁	C₂²×C₈	direct (N × H)
33. C₂₈₁	C₂³×C₈	semidirect
38. C₂²×C₈	D₂₈₁	direct (N × H)
46. C₂×C₈	C₂×D₂₈₁	direct (N × H)
56. C₈	C₂²×D₂₈₁	direct (N × H)
59. C₂²	C₈×D₂₈₁	direct (N × H)
65. C₂	C₂×C₈×D₂₈₁	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×D₂₈₁	2
C₂²×#14555886	2
C₂×C₈×D₂₈₁	2
C₂²×C₈×C₂₈₁	2
C₂³×C₈	281

Subgroups — C22×C8×D281 #31824219

Conjugacy classes of subgroups

Complements

Maximal subgroups

Subgroups — C₂²×C₈×D₂₈₁ #31824219