Finite Group Databasebeta

← C7×D9×C157 #34089938

Subgroups — C7×D9×C157 #34089938

Order 19782.

24 conjugacy classes of subgroups.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1C7×C9×C157C211yesmaximal, characteristic, complemented, Hall
2D3×C7×C157—31nomaximal
3C3×C7×C157D311yescharacteristic
4D9×C157C711yesmaximal, characteristic, direct product factor, Hall
5C2×C7×C157—91noHall
6C9×C157C2×C711yescharacteristic, complemented, Hall
7C7×C157D911yescharacteristic, direct product factor, Hall
8D3×C157—31no—
9C3×C157D3×C711yescharacteristic
10C2×C157—91noHall
11C157C7×D911yescharacteristic, direct product factor, Sylow
12C7×D9C15711yesmaximal, characteristic, direct product factor, Hall
13C7×C9C2×C15711yescharacteristic, complemented, Hall
14D3×C7—31no—
15C3×C7D3×C15711yescharacteristic
16D9C7×C15711yescharacteristic, direct product factor, Hall
17C2×C7—91noHall
18C9C2×C7×C15711yescharacteristic, complemented, Sylow
19C7D9×C15711yescharacteristic, direct product factor, Sylow
20D3—31no—
21C3D3×C7×C15711yescharacteristic
22C2—91noSylow
subgroupG/H
center, hypercenterC7×C157D9
commutator, cosocle, hypocenterC9C2×C7×C157
FrattiniC3D3×C7×C157
FittingC7×C9×C157C2
socleC3×C7×C157D3
LCSG ▷ C9
UCSC1 ◁ C7×C157

Complements

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

NH ≅ G/Ntype
1. C7×C9×C157C2semidirect
4. D9×C157C7direct (N × H)
6. C9×C157C2×C7semidirect
7. C7×C157D9direct (N × H)
11. C157C7×D9direct (N × H)
12. C7×D9C157direct (N × H)
13. C7×C9C2×C157semidirect
16. D9C7×C157direct (N × H)
18. C9C2×C7×C157semidirect
19. C7D9×C157direct (N × H)

Maximal subgroups

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

subgroupindex
C7×C9×C1572
D3×C7×C1573
D9×C1577
C7×D9157