Finite Group Databasebeta

← C7×Dic909 #38764113

Subgroups — C7×Dic909 #38764113

Order 25452.

36 conjugacy classes of subgroups.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1C2×C7×C9×C101C211yesmaximal, characteristic
2C7×Dic303—31nomaximal
3C7×C9×C101C411yescharacteristic, complemented, Hall
4C2×C3×C7×C101D311yescharacteristic
5Dic909C711yesmaximal, characteristic, direct product factor, Hall
6C7×Dic101—91noHall
7C3×C7×C101Dic311yescharacteristic
8C2×C9×C101C2×C711yescharacteristic
9C2×C7×C101D911yescharacteristic
10Dic303—31no—
11C9×C101C4×C711yescharacteristic, complemented, Hall
12C7×C101Dic911yescharacteristic, complemented, Hall
13C2×C3×C101D3×C711yescharacteristic
14Dic101—91noHall
15C3×C101C7×Dic311yescharacteristic
16C7×Dic9—1011nomaximal, Hall
17C2×C101C7×D911yescharacteristic
18C2×C7×C9D10111yescharacteristic
19C101C7×Dic911yescharacteristic, complemented, Sylow
20C7×Dic3—3031no—
21C7×C9Dic10111yescharacteristic, complemented, Hall
22C2×C3×C7D30311yescharacteristic
23Dic9—1011noHall
24C4×C7—9091noHall
25C3×C7Dic30311yescharacteristic
26C2×C9C7×D10111yescharacteristic
27C2×C7D90911yescharacteristic
28Dic3—3031no—
29C9C7×Dic10111yescharacteristic, complemented, Sylow
30C7Dic90911yescharacteristic, direct product factor, Sylow
31C2×C3C7×D30311yescharacteristic
32C4—9091noSylow
33C3C7×Dic30311yescharacteristic
34C2C7×D90911yescharacteristic
subgroupG/H
center, hypercenterC2×C7D909
commutator, hypocenterC9×C101C4×C7
FrattiniC2×C3C7×D303
FittingC2×C7×C9×C101C2
socle, prime radicalC2×C3×C7×C101D3
cosocleC2×C9×C101C2×C7
LCSG ▷ C9×C101
UCSC1 ◁ C2×C7

Complements

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

NH ≅ G/Ntype
3. C7×C9×C101C4semidirect
5. Dic909C7direct (N × H)
11. C9×C101C4×C7semidirect
12. C7×C101Dic9semidirect
19. C101C7×Dic9semidirect
21. C7×C9Dic101semidirect
29. C9C7×Dic101semidirect
30. C7Dic909direct (N × H)

Maximal subgroups

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

subgroupindex
C2×C7×C9×C1012
C7×Dic3033
Dic9097
C7×Dic9101