Finite Group Databasebeta

← D8×D991 #44540459

Subgroups — D8×D991 #44540459

Order 31712.

76 conjugacy classes of subgroups.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1D4×D991C212yesmaximal, complemented
2D7928C211yesmaximal, characteristic, complemented
3#30629377C212yesmaximal, complemented
4C8×D991C211yesmaximal, characteristic, complemented
5D8×C991C211yesmaximal, characteristic, complemented
6C22×D991—22no—
7D3964C2212yescomplemented
8C22⋊D991—22no—
9C4×D991C2211yescharacteristic
10C991⋊C8C2211yescharacteristic, complemented
11D4×C991C2212yescomplemented
12C8×C991C2211yescharacteristic, complemented
13C22×C991—22no—
14C2×D991—22no—
15C2×D991—44no—
16C2×D991D411yescharacteristic
17C4×C991C2311yescharacteristic
18Dic991D411yescharacteristic
19C2×C991—42no—
20C2×C991C2×D411yescharacteristic
21D991—42no—
22D991D812yesdirect product factor
23C991C2×D811yescharacteristic, complemented, Sylow
24C2×D8—9911nomaximal, Sylow
25C2×D4—9912no—
26D8—9912no—
27D8—9911no—
28D8D99111yescharacteristic, direct product factor
29C2×C8—9911no—
30C23—19822no—
31D4—19822no—
32D4—9912no—
33D4C2×D99112yescomplemented
34C2×C4—9911no—
35C8—9911no—
36C8C2×D99111yescharacteristic, complemented
37C22—22no—
38C22—39644no—
39C22—19822no—
40C22—9911no—
41C4—9911no—
42C4C22×D99111yescharacteristic
43C2—42no—
44C2—39642no—
45C2—9912no—
46C2D4×D99111yescharacteristic
subgroupG/H
centerC2D4×D991
commutator, cosocleC4×C991C23
FrattiniC4C22×D991
FittingD8×C991C2
socleC2×C991C2×D4
hypercenterD8D991
hypocenterC991C2×D8
LCSG ▷ C4×C991 ▷ C2×C991 ▷ C991
UCSC1 ◁ C2 ◁ C4 ◁ D8

Complements

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

NH ≅ G/Ntype
1. D4×D991C2semidirect
2. D7928C2semidirect
3. #30629377C2semidirect
4. C8×D991C2semidirect
5. D8×C991C2semidirect
7. D3964C22semidirect
10. C991⋊C8C22semidirect
11. D4×C991C22semidirect
12. C8×C991C22semidirect
22. D991D8direct (N × H)
23. C991C2×D8semidirect
28. D8D991direct (N × H)
33. D4C2×D991semidirect
36. C8C2×D991semidirect

Maximal subgroups

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

subgroupindex
D4×D9912
D79282
#306293772
C8×D9912
D8×C9912
C2×D8991