Finite Group Databasebeta

← C2×Dic50 #87741

Subgroups — C2×Dic50 #87741

Order 400.

57 conjugacy classes of subgroups.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1C2×C4×C25C211yesmaximal, characteristic
2C2×Dic25C212yesmaximal
3Dic50C214yesmaximal, direct product factor
4C22×C25C2211yescharacteristic
5C4×C25C2212yes—
6Dic25C2214yes—
7C2×Dic10—51nomaximal
8C2×C25Q812yescomplemented
9C2×C25C2311yescharacteristic
10C2×C4×C5D511yescharacteristic
11C2×Dic5—52no—
12Dic10—54no—
13C25C2×Q811yescharacteristic, complemented, Sylow
14C22×C5C2×D511yescharacteristic
15C4×C5C2×D512yes—
16Dic5—54no—
17C2×Q8—251noSylow
18C2×C5Dic1012yes—
19C2×C5C22×D511yescharacteristic
20Q8—254no—
21C2×C4—252no—
22C2×C4D2511yescharacteristic
23C5C2×Dic1011yescharacteristic
24C22C2×D2511yescharacteristic
25C4—254no—
26C4C2×D2512yes—
27C2Dic5012yesdirect product factor
28C2C22×D2511yescharacteristic
subgroupG/H
centerC22C2×D25
commutator, cosocleC2×C25C23
FrattiniC2×C5C22×D5
FittingC2×C4×C25C2
socle, prime radicalC22×C5C2×D5
hypercenterC2×C4D25
hypocenterC25C2×Q8
LCSG ▷ C2×C25 ▷ C25
UCSC1 ◁ C22 ◁ C2×C4

Complements

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

NH ≅ G/Ntype
3. Dic50C2direct (N × H)
8. C2×C25Q8semidirect
13. C25C2×Q8semidirect
27. C2Dic50direct (N × H)

Maximal subgroups

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

subgroupindex
C2×C4×C252
C2×Dic252
Dic502
C2×Dic105