Finite Group Databasebeta

← C4⋊#16861630 #30657839

Subgroups — C4⋊#16861630 #30657839

Order 16448.

50 conjugacy classes of subgroups.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1C2×#16861630C212yesmaximal
2C4×#14523346C211yesmaximal, characteristic
3#16861630—22no—
4C2×#14523346C411yescharacteristic
5C2×#14523346C2211yescharacteristic
6C4×Dic257C411yescharacteristic
7#14523346—21no—
8#14523346D411yescharacteristic
9#14523346Q811yescharacteristic
10C2×Dic257C811yescharacteristic
11C2×Dic257C2×C411yescharacteristic
12C2×C4×C257C811yescharacteristic
13C22×C257C2×C811yescharacteristic
14C4×C257C1612yescomplemented
15Dic257—21no—
16Dic257C4⋊C411yescharacteristic
17Dic257M1611yescharacteristic
18C2×C257C4⋊C811yescharacteristic
19C2×C257C2×C1611yescharacteristic
20C2×C257M3211yescharacteristic
21C257C4⋊C1611yescharacteristic, complemented, Sylow
22C4⋊C16—2571nomaximal, Sylow
23C2×C16—2572no—
24C4×C8—2571no—
25C2×C8—2571no—
26C2×C8—2571no—
27C42—2571no—
28C16—5142no—
29C2×C4—2571no—
30C2×C4—2571no—
31C2×C4#1452334811yescharacteristic
32C8—2571no—
33C8—2571no—
34C8—5141no—
35C22C2×#1452334811yescharacteristic
36C4—2571no—
37C4—2571no—
38C4—5141no—
39C4#1686163012yescomplemented
40C2C4⋊#1452334811yescharacteristic
41C2C2×#1686163011yescharacteristic
42C2#2255168911yescharacteristic
subgroupG/H
center, FrattiniC22C2×#14523348
commutatorC2×C257C2×C16
FittingC2×C4×C257C8
socle, prime radicalC22×C257C2×C8
cosocleC2×#14523346C22
hypercenterC2×C4#14523348
hypocenterC257C4⋊C16
LCSG ▷ C2×C257 ▷ C257
UCSC1 ◁ C22 ◁ C2×C4

Complements

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

NH ≅ G/Ntype
14. C4×C257C16semidirect
21. C257C4⋊C16semidirect
39. C4#16861630semidirect

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