Finite Group Databasebeta

← Dic16299 #72301513

Subgroups — Dic16299 #72301513

Order 65196.

18 conjugacy classes of subgroups.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1C2×C9×C1811C211yesmaximal, characteristic
2Dic5433—31nomaximal
3C9×C1811C411yescharacteristic, complemented, Hall
4C2×C3×C1811D311yescharacteristic
5Dic1811—91noHall
6C3×C1811Dic311yescharacteristic
7C2×C1811D911yescharacteristic
8C1811Dic911yescharacteristic, complemented, Sylow
9Dic9—18111nomaximal, Hall
10C2×C9D181111yescharacteristic
11Dic3—54331no—
12C9Dic181111yescharacteristic, complemented, Sylow
13C2×C3D543311yescharacteristic
14C4—162991noSylow
15C3Dic543311yescharacteristic
16C2D1629911yescharacteristic
subgroupG/H
center, hypercenterC2D16299
commutator, hypocenterC9×C1811C4
FrattiniC2×C3D5433
Fitting, cosocleC2×C9×C1811C2
socle, prime radicalC2×C3×C1811D3
LCSG ▷ C9×C1811
UCSC1 ◁ C2

Complements

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

NH ≅ G/Ntype
3. C9×C1811C4semidirect
8. C1811Dic9semidirect
12. C9Dic1811semidirect

Maximal subgroups

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

subgroupindex
C2×C9×C18112
Dic54333
Dic91811