Subgroups — C₁₆×Dic₂₈₁ #31823236

Order 17984.

58 conjugacy classes of subgroups.

Conjugacy classes of subgroups

#	subgroup	G/H	class size	multiplicity	normal?	properties
1	C₂×#17985113	C₂	1	1	yes	maximal, characteristic
2	C₈×Dic₂₈₁	C₂	1	1	yes	maximal, characteristic
3	C₂×C₁₆×C₂₈₁	C₂	1	1	yes	maximal, characteristic
4	C₂×#14555886	C₄	1	1	yes	characteristic
5	C₄×Dic₂₈₁	C₄	1	1	yes	characteristic
6	#17985113	C₄	1	2	yes	complemented
7	C₂×C₈×C₂₈₁	C₂²	1	1	yes	characteristic
8	C₁₆×C₂₈₁	C₄	1	2	yes	complemented
9	C₂×Dic₂₈₁	C₈	1	2	yes	—
10	#14555886	C₈	1	2	yes	—
11	C₂×C₄×C₂₈₁	C₂×C₄	1	1	yes	characteristic
12	C₈×C₂₈₁	C₂×C₄	1	1	yes	characteristic
13	C₈×C₂₈₁	C₂×C₄	1	1	yes	characteristic
14	C₂²×C₂₈₁	C₂×C₈	1	1	yes	characteristic
15	C₄×C₂₈₁	C₄²	1	1	yes	characteristic
16	C₄×C₂₈₁	C₂×C₈	1	1	yes	characteristic
17	Dic₂₈₁	C₁₆	1	4	yes	direct product factor
18	C₂×C₂₈₁	C₄×C₈	1	1	yes	characteristic
19	C₂×C₂₈₁	C₂×C₁₆	1	2	yes	—
20	C₂₈₁	C₄×C₁₆	1	1	yes	characteristic, complemented, Sylow
21	C₄×C₁₆	—	281	1	no	maximal, Sylow
22	C₂×C₁₆	—	281	1	no	—
23	C₂×C₁₆	D₂₈₁	1	1	yes	characteristic
24	C₄×C₈	—	281	1	no	—
25	C₂×C₈	—	281	1	no	—
26	C₂×C₈	C₂×D₂₈₁	1	1	yes	characteristic
27	C₄²	—	281	1	no	—
28	C₁₆	—	281	2	no	—
29	C₁₆	Dic₂₈₁	1	2	yes	direct product factor
30	C₂×C₄	—	281	2	no	—
31	C₂×C₄	C₄×D₂₈₁	1	1	yes	characteristic
32	C₈	—	281	2	no	—
33	C₈	C₄×D₂₈₁	1	1	yes	characteristic
34	C₈	C₂×Dic₂₈₁	1	1	yes	characteristic
35	C₂²	C₈×D₂₈₁	1	1	yes	characteristic
36	C₄	—	281	4	no	—
37	C₄	C₄×Dic₂₈₁	1	1	yes	characteristic
38	C₄	C₈×D₂₈₁	1	1	yes	characteristic
39	C₂	C₈×Dic₂₈₁	1	1	yes	characteristic
40	C₂	C₁₆×D₂₈₁	1	2	yes	—

	subgroup	G/H
center, hypercenter	C₂×C₁₆	D₂₈₁
commutator, hypocenter	C₂₈₁	C₄×C₁₆
Frattini	C₂×C₈	C₂×D₂₈₁
Fitting	C₂×C₁₆×C₂₈₁	C₂
socle, prime radical	C₂²×C₂₈₁	C₂×C₈
cosocle	C₂×C₈×C₂₈₁	C₂²
LCS	G ▷ C₂₈₁
UCS	C₁ ◁ C₂×C₁₆

Complements

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

N	H ≅ G/N	type
6. #17985113	C₄	semidirect
8. C₁₆×C₂₈₁	C₄	semidirect
17. Dic₂₈₁	C₁₆	direct (N × H)
20. C₂₈₁	C₄×C₁₆	semidirect
29. C₁₆	Dic₂₈₁	direct (N × H)

Maximal subgroups

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

subgroup	index
C₂×#17985113	2
C₈×Dic₂₈₁	2
C₂×C₁₆×C₂₈₁	2
C₄×C₁₆	281

Subgroups — C16×Dic281 #31823236

Conjugacy classes of subgroups

Complements

Maximal subgroups

Subgroups — C₁₆×Dic₂₈₁ #31823236