Finite Group Databasebeta

← C9×D1099 #34089937

Subgroups — C9×D1099 #34089937

Order 19782.

24 conjugacy classes of subgroups.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1C7×C9×C157C211yesmaximal, characteristic, complemented, Hall
2C3×D1099C311yesmaximal, characteristic
3C3×C7×C157C2×C311yescharacteristic
4C9×D157—71nomaximal, Hall
5D1099C911yescharacteristic, direct product factor, Hall
6C9×C157D711yescharacteristic, complemented, Hall
7C7×C157C2×C911yescharacteristic, complemented, Hall
8C3×D157—71no—
9C3×C157C3×D711yescharacteristic
10D157—71noHall
11C157C9×D711yescharacteristic, complemented, Sylow
12C9×D7—1571nomaximal, Hall
13C7×C9D15711yescharacteristic, complemented, Hall
14C3×D7—1571no—
15C3×C7C3×D15711yescharacteristic
16C2×C9—10991noHall
17D7—1571noHall
18C9D109911yescharacteristic, direct product factor, Sylow
19C7C9×D15711yescharacteristic, complemented, Sylow
20C2×C3—10991no—
21C3C3×D109911yescharacteristic
22C2—10991noSylow
subgroupG/H
center, hypercenterC9D1099
commutator, hypocenterC7×C157C2×C9
FrattiniC3C3×D1099
FittingC7×C9×C157C2
socle, cosocleC3×C7×C157C2×C3
prime radicalC3×D1099C3
LCSG ▷ C7×C157
UCSC1 ◁ C9

Complements

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

NH ≅ G/Ntype
1. C7×C9×C157C2semidirect
5. D1099C9direct (N × H)
6. C9×C157D7semidirect
7. C7×C157C2×C9semidirect
11. C157C9×D7semidirect
13. C7×C9D157semidirect
18. C9D1099direct (N × H)
19. C7C9×D157semidirect

Maximal subgroups

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

subgroupindex
C7×C9×C1572
C3×D10993
C9×D1577
C9×D7157