Finite Group Databasebeta

← C2×C9×D641 #37528071

Subgroups — C2×C9×D641 #37528071

Order 23076.

30 conjugacy classes of subgroups.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1C9×D641C212yesmaximal, direct product factor
2C2×C9×C641C211yesmaximal, characteristic, complemented
3C2×C3×D641C311yesmaximal, characteristic
4C9×C641C2211yescharacteristic, complemented, Hall
5C2×C3×C641C2×C311yescharacteristic
6C3×D641C2×C312yes—
7C2×D641C911yescharacteristic, direct product factor, Hall
8C3×C641C22×C311yescharacteristic
9C2×C641C2×C911yescharacteristic, complemented
10D641C2×C912yesdirect product factor
11C641C22×C911yescharacteristic, complemented, Sylow
12C22×C9—6411nomaximal, Hall
13C2×C9—6412no—
14C2×C9D64111yescharacteristic, direct product factor
15C22×C3—6411no—
16C9C2×D64111yescharacteristic, direct product factor, Sylow
17C2×C3—6412no—
18C2×C3C3×D64111yescharacteristic
19C22—6411noSylow
20C3C2×C3×D64111yescharacteristic
21C2—6412no—
22C2C9×D64111yescharacteristic, direct product factor
subgroupG/H
center, hypercenterC2×C9D641
commutator, hypocenterC641C22×C9
FrattiniC3C2×C3×D641
FittingC2×C9×C641C2
socleC2×C3×C641C2×C3
prime radicalC2×C3×D641C3
cosocleC3×C641C22×C3
LCSG ▷ C641
UCSC1 ◁ C2×C9

Complements

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

NH ≅ G/Ntype
1. C9×D641C2direct (N × H)
2. C2×C9×C641C2semidirect
4. C9×C641C22semidirect
7. C2×D641C9direct (N × H)
9. C2×C641C2×C9semidirect
10. D641C2×C9direct (N × H)
11. C641C22×C9semidirect
14. C2×C9D641direct (N × H)
16. C9C2×D641direct (N × H)
22. C2C9×D641direct (N × H)

Maximal subgroups

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

subgroupindex
C9×D6412
C2×C9×C6412
C2×C3×D6413
C22×C9641