Subgroups — C₄×Dic₁₇₁₈ #42117806

Order 27488.

70 conjugacy classes of subgroups.

Conjugacy classes of subgroups

#	subgroup	G/H	class size	multiplicity	normal?	properties
1	C₂×Dic₁₇₁₈	C₂	1	1	yes	maximal, characteristic
2	C₄⋊Dic₈₅₉	C₂	1	1	yes	maximal, characteristic
3	Dic₈₅₉⋊C₄	C₂	1	2	yes	maximal
4	C₄×Dic₈₅₉	C₂	1	2	yes	maximal
5	C₄²×C₈₅₉	C₂	1	1	yes	maximal, characteristic
6	Dic₁₇₁₈	C₄	1	4	yes	direct product factor
7	C₂×Dic₈₅₉	C₂²	1	2	yes	—
8	C₂×Dic₈₅₉	C₂²	1	2	yes	—
9	C₂×C₄×C₈₅₉	C₂²	1	1	yes	characteristic
10	C₂×C₄×C₈₅₉	C₂²	1	1	yes	characteristic
11	C₂×C₄×C₈₅₉	C₂²	1	1	yes	characteristic
12	C₂²×C₈₅₉	C₂³	1	1	yes	characteristic
13	C₄×C₈₅₉	—	2	1	no	—
14	C₄×C₈₅₉	C₂×C₄	1	2	yes	—
15	C₄×C₈₅₉	Q₈	1	2	yes	complemented
16	Dic₈₅₉	—	2	2	no	—
17	Dic₈₅₉	C₂×C₄	1	4	yes	—
18	C₂×C₈₅₉	C₂²×C₄	1	1	yes	characteristic
19	C₂×C₈₅₉	C₂×Q₈	1	1	yes	characteristic
20	C₂×C₈₅₉	#41	1	1	yes	characteristic
21	C₈₅₉	C₄×Q₈	1	1	yes	characteristic, complemented, Sylow
22	C₄×Q₈	—	859	1	no	maximal, Sylow
23	C₂×Q₈	—	859	1	no	—
24	C₄⋊C₄	—	859	2	no	—
25	C₄⋊C₄	—	859	1	no	—
26	C₄²	—	859	2	no	—
27	C₄²	D₈₅₉	1	1	yes	characteristic
28	Q₈	—	859	4	no	—
29	C₂×C₄	—	859	2	no	—
30	C₂×C₄	—	859	2	no	—
31	C₂×C₄	C₂×D₈₅₉	1	1	yes	characteristic
32	C₂×C₄	C₂×D₈₅₉	1	1	yes	characteristic
33	C₂×C₄	C₂×D₈₅₉	1	1	yes	characteristic
34	C₂²	C₂²×D₈₅₉	1	1	yes	characteristic
35	C₄	—	2	1	no	—
36	C₄	—	859	4	no	—
37	C₄	—	1718	2	no	—
38	C₄	C₄×D₈₅₉	1	2	yes	—
39	C₄	Dic₁₇₁₈	1	2	yes	direct product factor
40	C₂	C₂×C₄×D₈₅₉	1	1	yes	characteristic
41	C₂	C₂×Dic₁₇₁₈	1	1	yes	characteristic
42	C₂	#28351701	1	1	yes	characteristic

	subgroup	G/H
center	C₂×C₄	C₂×D₈₅₉
commutator	C₂×C₈₅₉	C₂²×C₄
Frattini	C₂²	C₂²×D₈₅₉
Fitting	C₄²×C₈₅₉	C₂
socle, prime radical, cosocle	C₂²×C₈₅₉	C₂³
hypercenter	C₄²	D₈₅₉
hypocenter	C₈₅₉	C₄×Q₈
LCS	G ▷ C₂×C₈₅₉ ▷ C₈₅₉
UCS	C₁ ◁ C₂×C₄ ◁ C₄²

Complements

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

N	H ≅ G/N	type
6. Dic₁₇₁₈	C₄	direct (N × H)
15. C₄×C₈₅₉	Q₈	semidirect
21. C₈₅₉	C₄×Q₈	semidirect
39. C₄	Dic₁₇₁₈	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×Dic₁₇₁₈	2
C₄⋊Dic₈₅₉	2
Dic₈₅₉⋊C₄	2
C₄×Dic₈₅₉	2
C₄²×C₈₅₉	2
C₄×Q₈	859

Subgroups — C4×Dic1718 #42117806

Conjugacy classes of subgroups

Complements

Maximal subgroups

Subgroups — C₄×Dic₁₇₁₈ #42117806