Finite Group Databasebeta

← C2×D3×C9 #1097

Subgroups — C2×D3×C9 #1097

Order 108.

34 conjugacy classes of subgroups.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1C2×C3×C9C211yesmaximal, characteristic, complemented
2D3×C9C212yesmaximal, direct product factor
3C2×C3×D3C311yesmaximal, characteristic
4C22×C9—31nomaximal
5C3×C9C2211yescharacteristic, complemented, Sylow
6C2×C32C2×C311yescharacteristic
7C3×D3C2×C312yes—
8C2×C9—21no—
9C2×C9—32no—
10C2×C9D311yescharacteristic, direct product factor
11C22×C3—31no—
12C2×D3C911yescharacteristic, direct product factor
13C32C22×C311yescharacteristic
14C9—21no—
15C9C2×D311yescharacteristic, direct product factor
16C2×C3—21no—
17C2×C3—32no—
18C2×C3C2×C911yescharacteristic, complemented
19C2×C3C3×D311yescharacteristic
20D3C2×C912yesdirect product factor
21C22—31noSylow
22C3—21no—
23C3C22×C911yescharacteristic, complemented
24C3C2×C3×D311yescharacteristic
25C2—32no—
26C2D3×C911yescharacteristic, direct product factor
subgroupG/H
center, hypercenterC2×C9D3
commutator, hypocenterC3C22×C9
FrattiniC3C2×C3×D3
FittingC2×C3×C9C2
socleC2×C32C2×C3
prime radicalC2×C3×D3C3
cosocleC32C22×C3
LCSG ▷ C3
UCSC1 ◁ C2×C9

Complements

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

NH ≅ G/Ntype
1. C2×C3×C9C2semidirect
2. D3×C9C2direct (N × H)
5. C3×C9C22semidirect
10. C2×C9D3direct (N × H)
12. C2×D3C9direct (N × H)
15. C9C2×D3direct (N × H)
18. C2×C3C2×C9semidirect
20. D3C2×C9direct (N × H)
23. C3C22×C9semidirect
26. C2D3×C9direct (N × H)

Maximal subgroups

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

subgroupindex
C2×C3×C92
D3×C92
C2×C3×D33
C22×C93