Finite Group Databasebeta

← C2×Q8⋊C9 #3692

Subgroups — C2×Q8⋊C9 #3692

Order 144.

29 conjugacy classes of subgroups.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1Q8⋊C9C211yesmaximal, characteristic, direct product factor
2C2×C3×Q8C311yesmaximal, characteristic
3C22×C9—41nomaximal
4C3×Q8—31no—
5C3×Q8C2×C311yescharacteristic
6C2×C3×C4—31no—
7C2×C9—42no—
8C2×C9—41no—
9C2×Q8C911yescharacteristic, complemented, Sylow
10C22×C3A411yescharacteristic
11C3×C4—31no—
12C3×C4—31no—
13C9—41noSylow
14Q8—31no—
15Q8C2×C911yescharacteristic, complemented
16C2×C4—31no—
17C2×C3SL(2,𝔽3)12yes—
18C2×C3C2×A411yescharacteristic
19C22C22⋊C911yescharacteristic
20C4—31no—
21C4—31no—
22C3C2×SL(2,𝔽3)11yescharacteristic
23C2Q8⋊C912yesdirect product factor
24C2C2×C22⋊C911yescharacteristic
subgroupG/H
center, socle, prime radical, hypercenterC22×C3A4
commutator, hypocenterQ8C2×C9
FrattiniC2×C3C2×A4
FittingC2×C3×Q8C3
cosocleC3×Q8C2×C3
LCSG ▷ Q8
UCSC1 ◁ C22×C3

Complements

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

NH ≅ G/Ntype
1. Q8⋊C9C2direct (N × H)
9. C2×Q8C9semidirect
15. Q8C2×C9semidirect
23. C2Q8⋊C9direct (N × H)

Maximal subgroups

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

subgroupindex
Q8⋊C92
C2×C3×Q83
C22×C94