Finite Group Databasebeta

← C22×Dic1294 #35208452

Subgroups — C22×Dic1294 #35208452

Order 20704.

156 conjugacy classes of subgroups.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1C2×Dic1294C2112yesmaximal, direct product factor
2C22×Dic647C212yesmaximal
3C22×C4×C647C211yesmaximal, characteristic
4Dic1294C22116yesdirect product factor
5C2×Dic647C22112yes—
6C23×C647C2211yescharacteristic
7C2×C4×C647C2216yes—
8C22×C647Q814yescomplemented
9C22×C647C2313yes—
10C4×C647C2314yes—
11Dic647C2318yes—
12C2×C647C2×Q816yescomplemented
13C2×C647C2411yescharacteristic
14C647C22×Q811yescharacteristic, complemented, Sylow
15C22×Q8—6471nomaximal, Sylow
16C2×Q8—64712no—
17C22×C4—6472no—
18C22×C4D64711yescharacteristic
19C23C2×D64711yescharacteristic
20Q8—64716no—
21C2×C4—64712no—
22C2×C4C2×D64716yes—
23C22Dic129414yesdirect product factor
24C22C22×D64713yes—
25C4—6478no—
26C4C22×D64714yes—
27C2C2×Dic129416yesdirect product factor
28C2C23×D64711yescharacteristic
subgroupG/H
centerC23C2×D647
commutator, cosocleC2×C647C24
FrattiniC2C23×D647
FittingC22×C4×C647C2
socle, prime radicalC23×C647C22
hypercenterC22×C4D647
hypocenterC647C22×Q8
LCSG ▷ C2×C647 ▷ C647
UCSC1 ◁ C23 ◁ C22×C4

Complements

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

NH ≅ G/Ntype
1. C2×Dic1294C2direct (N × H)
4. Dic1294C22direct (N × H)
8. C22×C647Q8semidirect
12. C2×C647C2×Q8semidirect
14. C647C22×Q8semidirect
23. C22Dic1294direct (N × H)
27. C2C2×Dic1294direct (N × H)

Maximal subgroups

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

subgroupindex
C2×Dic12942
C22×Dic6472
C22×C4×C6472
C22×Q8647