Finite Group Databasebeta

← C9×#41 #3707

Subgroups — C9×#41 #3707

Order 144.

60 conjugacy classes of subgroups.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1Q8×C9C211yesmaximal, characteristic, complemented
2D4×C9C213yesmaximal, complemented
3C2×C4×C9C213yesmaximal, complemented
4C3×#41C311yesmaximal, characteristic
5C22×C9C2213yes—
6C4×C9C2213yes—
7C4×C9C2211yescharacteristic
8C3×Q8C2×C311yescharacteristic
9C3×D4C2×C313yes—
10C2×C3×C4C2×C313yes—
11C2×C9—23no—
12C2×C9C2311yescharacteristic
13#41C911yescharacteristic, direct product factor, Sylow
14C22×C3C22×C313yes—
15C3×C4C22×C311yescharacteristic
16C3×C4C22×C313yes—
17C9#4111yescharacteristic, direct product factor, Sylow
18Q8C2×C911yescharacteristic, complemented
19D4C2×C913yescomplemented
20C2×C4C2×C913yescomplemented
21C2×C3—23no—
22C2×C3C23×C311yescharacteristic
23C22C22×C913yes—
24C4C22×C911yescharacteristic
25C4C22×C913yes—
26C3C3×#4111yescharacteristic
27C2—23no—
28C2C23×C911yescharacteristic
subgroupG/H
centerC4×C9C22
commutatorC2C23×C9
Frattini, socle, cosocleC2×C3C23×C3
prime radicalC3×#41C3
LCSG ▷ C2 ▷ C1
UCSC1 ◁ C4×C9 ◁ G

Complements

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

NH ≅ G/Ntype
1. Q8×C9C2semidirect
2. D4×C9C2semidirect
3. C2×C4×C9C2semidirect
13. #41C9direct (N × H)
17. C9#41direct (N × H)
18. Q8C2×C9semidirect
19. D4C2×C9semidirect
20. C2×C4C2×C9semidirect

Maximal subgroups

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

subgroupindex
Q8×C92
D4×C92
C2×C4×C92
C3×#413