Finite Group Databasebeta

← C2×C3×C7×C9 #67391

Subgroups — C2×C3×C7×C9 #67391

Order 378.

40 conjugacy classes of subgroups.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1C3×C7×C9C211yesmaximal, characteristic, direct product factor, Hall
2C2×C32×C7C311yesmaximal, characteristic
3C2×C7×C9C313yesmaximal, direct product factor
4C32×C7C2×C311yescharacteristic
5C7×C9C2×C313yesdirect product factor
6C2×C3×C9C711yesmaximal, characteristic, direct product factor, Hall
7C2×C3×C7C913yesdirect product factor
8C2×C3×C7C3211yescharacteristic
9C3×C9C2×C711yescharacteristic, direct product factor, Sylow
10C3×C7C2×C913yesdirect product factor
11C3×C7C2×C3211yescharacteristic
12C2×C32C3×C711yescharacteristic
13C2×C9C3×C713yesdirect product factor
14C2×C7C3×C911yescharacteristic, direct product factor, Hall
15C32C2×C3×C711yescharacteristic
16C9C2×C3×C713yesdirect product factor
17C7C2×C3×C911yescharacteristic, direct product factor, Sylow
18C2×C3C7×C913yesdirect product factor
19C2×C3C32×C711yescharacteristic
20C3C2×C7×C913yesdirect product factor
21C3C2×C32×C711yescharacteristic
22C2C3×C7×C911yescharacteristic, direct product factor, Sylow
subgroupG/H
centerGC1
commutatorC1G
Frattini, cosocleC3C2×C32×C7
socle, prime radicalC2×C32×C7C3
LCSG ▷ C1
UCSC1 ◁ G

Complements

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

NH ≅ G/Ntype
1. C3×C7×C9C2direct (N × H)
3. C2×C7×C9C3direct (N × H)
5. C7×C9C2×C3direct (N × H)
6. C2×C3×C9C7direct (N × H)
7. C2×C3×C7C9direct (N × H)
9. C3×C9C2×C7direct (N × H)
10. C3×C7C2×C9direct (N × H)
13. C2×C9C3×C7direct (N × H)
14. C2×C7C3×C9direct (N × H)
16. C9C2×C3×C7direct (N × H)
17. C7C2×C3×C9direct (N × H)
18. C2×C3C7×C9direct (N × H)
20. C3C2×C7×C9direct (N × H)
22. C2C3×C7×C9direct (N × H)

Maximal subgroups

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

subgroupindex
C3×C7×C92
C2×C32×C73
C2×C7×C93
C2×C3×C97