Finite Group Databasebeta

← D5×Dic9 #67081

Subgroups — D5×Dic9 #67081

Order 360.

48 conjugacy classes of subgroups.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1C2×C9×D5C211yesmaximal, characteristic
2Dic45C211yesmaximal, characteristic, complemented
3C5×Dic9C211yesmaximal, characteristic, complemented
4D5×Dic3—31nomaximal
5C2×C5×C9C2211yescharacteristic
6C9×D5C412yescomplemented
7C2×Dic9—51nomaximal, Hall
8C2×C3×D5D311yescharacteristic
9Dic15—31no—
10C5×Dic3—31no—
11C5×C9C2×C411yescharacteristic, complemented, Hall
12C4×D5—91noHall
13C22×C9—51no—
14Dic9—51no—
15Dic9D511yescharacteristic, direct product factor
16C2×C3×C5C2×D311yescharacteristic
17C3×D5Dic312yes—
18C2×Dic3—151no—
19C2×D5D911yescharacteristic
20C4×C5—91no—
21Dic5—91no—
22C2×C9—52no—
23C2×C9C2×D511yescharacteristic
24C3×C5C2×Dic311yescharacteristic
25C22×C3—51no—
26Dic3—31no—
27Dic3—151no—
28C2×C5C2×D911yescharacteristic
29D5Dic912yesdirect product factor
30C9C4×D511yescharacteristic, complemented, Sylow
31C2×C4—451noSylow
32C2×C3—52no—
33C2×C3D3×D511yescharacteristic
34C5C2×Dic911yescharacteristic, complemented, Sylow
35C22—51no—
36C4—91no—
37C4—451no—
38C3D5×Dic311yescharacteristic
39C2—52no—
40C2D5×D911yescharacteristic
subgroupG/H
center, hypercenterC2D5×D9
commutator, hypocenterC5×C9C2×C4
FrattiniC2×C3D3×D5
Fitting, cosocleC2×C5×C9C22
socleC2×C3×C5C2×D3
prime radicalC2×C3×D5D3
LCSG ▷ C5×C9
UCSC1 ◁ C2

Complements

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

NH ≅ G/Ntype
2. Dic45C2semidirect
3. C5×Dic9C2semidirect
6. C9×D5C4semidirect
11. C5×C9C2×C4semidirect
15. Dic9D5direct (N × H)
29. D5Dic9direct (N × H)
30. C9C4×D5semidirect
34. C5C2×Dic9semidirect

Maximal subgroups

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

subgroupindex
C2×C9×D52
Dic452
C5×Dic92
D5×Dic33
C2×Dic95