Subgroups — C₇×C₉×Dic₇₉ #34092545

Order 19908.

36 conjugacy classes of subgroups.

Conjugacy classes of subgroups

#	subgroup	G/H	class size	multiplicity	normal?	properties
1	C₂×C₇×C₉×C₇₉	C₂	1	1	yes	maximal, characteristic
2	C₃×C₇×Dic₇₉	C₃	1	1	yes	maximal, characteristic
3	C₇×C₉×C₇₉	C₄	1	1	yes	characteristic, complemented, Hall
4	C₂×C₃×C₇×C₇₉	C₂×C₃	1	1	yes	characteristic
5	C₉×Dic₇₉	C₇	1	1	yes	maximal, characteristic, direct product factor, Hall
6	C₇×Dic₇₉	C₉	1	1	yes	characteristic, direct product factor, Hall
7	C₃×C₇×C₇₉	C₃×C₄	1	1	yes	characteristic
8	C₂×C₉×C₇₉	C₂×C₇	1	1	yes	characteristic
9	C₂×C₇×C₇₉	C₂×C₉	1	1	yes	characteristic
10	C₃×Dic₇₉	C₃×C₇	1	1	yes	characteristic
11	C₉×C₇₉	C₄×C₇	1	1	yes	characteristic, complemented, Hall
12	C₇×C₇₉	C₄×C₉	1	1	yes	characteristic, complemented, Hall
13	C₂×C₃×C₇₉	C₂×C₃×C₇	1	1	yes	characteristic
14	Dic₇₉	C₇×C₉	1	1	yes	characteristic, direct product factor, Hall
15	C₄×C₇×C₉	—	79	1	no	maximal, Hall
16	C₃×C₇₉	C₃×C₄×C₇	1	1	yes	characteristic
17	C₂×C₇₉	C₂×C₇×C₉	1	1	yes	characteristic
18	C₂×C₇×C₉	D₇₉	1	1	yes	characteristic
19	C₃×C₄×C₇	—	79	1	no	—
20	C₇₉	C₄×C₇×C₉	1	1	yes	characteristic, complemented, Sylow
21	C₇×C₉	Dic₇₉	1	1	yes	characteristic, direct product factor, Hall
22	C₂×C₃×C₇	C₃×D₇₉	1	1	yes	characteristic
23	C₄×C₉	—	79	1	no	Hall
24	C₄×C₇	—	79	1	no	Hall
25	C₃×C₇	C₃×Dic₇₉	1	1	yes	characteristic
26	C₂×C₉	C₇×D₇₉	1	1	yes	characteristic
27	C₂×C₇	C₉×D₇₉	1	1	yes	characteristic
28	C₃×C₄	—	79	1	no	—
29	C₉	C₇×Dic₇₉	1	1	yes	characteristic, direct product factor, Sylow
30	C₇	C₉×Dic₇₉	1	1	yes	characteristic, direct product factor, Sylow
31	C₂×C₃	C₃×C₇×D₇₉	1	1	yes	characteristic
32	C₄	—	79	1	no	Sylow
33	C₃	C₃×C₇×Dic₇₉	1	1	yes	characteristic
34	C₂	C₇×C₉×D₇₉	1	1	yes	characteristic

	subgroup	G/H
center, hypercenter	C₂×C₇×C₉	D₇₉
commutator, hypocenter	C₇₉	C₄×C₇×C₉
Frattini	C₂×C₃	C₃×C₇×D₇₉
Fitting	C₂×C₇×C₉×C₇₉	C₂
socle, prime radical	C₂×C₃×C₇×C₇₉	C₂×C₃
cosocle	C₂×C₃×C₇₉	C₂×C₃×C₇
LCS	G ▷ C₇₉
UCS	C₁ ◁ C₂×C₇×C₉

Complements

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

N	H ≅ G/N	type
3. C₇×C₉×C₇₉	C₄	semidirect
5. C₉×Dic₇₉	C₇	direct (N × H)
6. C₇×Dic₇₉	C₉	direct (N × H)
11. C₉×C₇₉	C₄×C₇	semidirect
12. C₇×C₇₉	C₄×C₉	semidirect
14. Dic₇₉	C₇×C₉	direct (N × H)
20. C₇₉	C₄×C₇×C₉	semidirect
21. C₇×C₉	Dic₇₉	direct (N × H)
29. C₉	C₇×Dic₇₉	direct (N × H)
30. C₇	C₉×Dic₇₉	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×C₇×C₉×C₇₉	2
C₃×C₇×Dic₇₉	3
C₉×Dic₇₉	7
C₄×C₇×C₉	79

Subgroups — C7×C9×Dic79 #34092545

Conjugacy classes of subgroups

Complements

Maximal subgroups

Subgroups — C₇×C₉×Dic₇₉ #34092545