Finite Group Databasebeta

← C9×D28 #92600

Subgroups — C9×D28 #92600

Order 504.

48 conjugacy classes of subgroups.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1C2×C9×D7C212yesmaximal, complemented
2C4×C7×C9C211yesmaximal, characteristic, complemented
3C3×D28C311yesmaximal, characteristic
4C2×C7×C9C2211yescharacteristic
5C9×D7—22no—
6C2×C3×D7C2×C312yes—
7C3×C4×C7C2×C311yescharacteristic
8D4×C9—71nomaximal, Hall
9C7×C9D411yescharacteristic, complemented, Hall
10D28C911yescharacteristic, direct product factor, Hall
11C2×C3×C7C22×C311yescharacteristic
12C3×D7—22no—
13C22×C9—72no—
14C4×C9D711yescharacteristic, complemented
15C2×D7C2×C912yescomplemented
16C4×C7C2×C911yescharacteristic, complemented
17C3×D4—71no—
18C3×C7C3×D411yescharacteristic
19C2×C9—142no—
20C2×C9C2×D711yescharacteristic
21C2×C7C22×C911yescharacteristic
22D7—22no—
23C22×C3—72no—
24C3×C4C3×D711yescharacteristic
25C9D2811yescharacteristic, direct product factor, Sylow
26D4—71noSylow
27C7D4×C911yescharacteristic, complemented, Sylow
28C2×C3—142no—
29C2×C3C2×C3×D711yescharacteristic
30C22—72no—
31C4C9×D711yescharacteristic, complemented
32C3C3×D2811yescharacteristic
33C2—142no—
34C2C2×C9×D711yescharacteristic
subgroupG/H
centerC2×C9C2×D7
commutatorC2×C7C22×C9
FrattiniC2×C3C2×C3×D7
FittingC4×C7×C9C2
socle, cosocleC2×C3×C7C22×C3
prime radicalC3×D28C3
hypercenterC4×C9D7
hypocenterC7D4×C9
LCSG ▷ C2×C7 ▷ C7
UCSC1 ◁ C2×C9 ◁ C4×C9

Complements

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

NH ≅ G/Ntype
1. C2×C9×D7C2semidirect
2. C4×C7×C9C2semidirect
9. C7×C9D4semidirect
10. D28C9direct (N × H)
14. C4×C9D7semidirect
15. C2×D7C2×C9semidirect
16. C4×C7C2×C9semidirect
25. C9D28direct (N × H)
27. C7D4×C9semidirect
31. C4C9×D7semidirect

Maximal subgroups

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

subgroupindex
C2×C9×D72
C4×C7×C92
C3×D283
D4×C97