Finite Group Databasebeta

← C4×#16861630 #30657829

Subgroups — C4×#16861630 #30657829

Order 16448.

58 conjugacy classes of subgroups.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1C2×#16861630C212yesmaximal
2C4×#14523346C211yesmaximal, characteristic
3#16861630C414yesdirect product factor
4C2×#14523346C411yescharacteristic
5C2×#14523346C2211yescharacteristic
6C4×Dic257C411yescharacteristic
7#14523346C812yes—
8#14523346C2×C412yes—
9C2×Dic257C811yescharacteristic
10C2×Dic257C2×C411yescharacteristic
11C2×C4×C257C811yescharacteristic
12C22×C257C2×C811yescharacteristic
13C4×C257C1612yescomplemented
14Dic257C1612yescomplemented
15Dic257C4211yescharacteristic
16Dic257C2×C811yescharacteristic
17C2×C257C4×C811yescharacteristic
18C2×C257C2×C1611yescharacteristic
19C2×C257C2×C1611yescharacteristic
20C257C4×C1611yescharacteristic, complemented, Sylow
21C4×C16—2571nomaximal, Sylow
22C2×C16—2572no—
23C4×C8—2571no—
24C2×C8—2571no—
25C2×C8—2571no—
26C42—2571no—
27C16—2574no—
28C2×C4—2571no—
29C2×C4—2571no—
30C2×C4#1452334811yescharacteristic
31C8—2572no—
32C8—2572no—
33C22C2×#1452334811yescharacteristic
34C4—2571no—
35C4—2571no—
36C4—2572no—
37C4#1686163012yesdirect product factor
38C2C4×#1452334811yescharacteristic
39C2C2×#1686163011yescharacteristic
40C2#2255168711yescharacteristic
subgroupG/H
center, hypercenterC2×C4#14523348
commutator, hypocenterC257C4×C16
FrattiniC22C2×#14523348
FittingC2×C4×C257C8
socle, prime radicalC22×C257C2×C8
cosocleC2×#14523346C22
LCSG ▷ C257
UCSC1 ◁ C2×C4

Complements

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

NH ≅ G/Ntype
3. #16861630C4direct (N × H)
13. C4×C257C16semidirect
14. Dic257C16semidirect
20. C257C4×C16semidirect
37. C4#16861630direct (N × H)

Maximal subgroups

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

subgroupindex
C2×#168616302
C4×#145233462
C4×C16257