Finite Group Databasebeta

← C4×D16 #2172

Subgroups — C4×D16 #2172

Order 128.

87 conjugacy classes of subgroups.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1C2×D16C211yesmaximal, characteristic
2C4×D8C212yesmaximal, complemented
3#366C211yesmaximal, characteristic, complemented
4#357C212yesmaximal, complemented
5C4×C16C211yesmaximal, characteristic, complemented
6C2×D8C2212yes—
7C4×D4—22no—
8D16C414yesdirect product factor
9C2×C16C2211yescharacteristic
10C2×C16C2211yescharacteristic
11#107C2212yes—
12#102—22no—
13C4×C8C2211yescharacteristic
14C2×D4—22no—
15C22×C4—42no—
16D8—22no—
17D8C2×C414yescomplemented
18C2×C8D411yescharacteristic
19C2×C8C2311yescharacteristic
20C4⋊C4—22no—
21C22⋊C4—42no—
22C42D411yescharacteristic
23C16—21no—
24C16C2×C412yescomplemented
25C23—42no—
26D4—24no—
27D4—42no—
28C2×C4—42no—
29C2×C4—84no—
30C2×C4D811yescharacteristic
31C2×C4D811yescharacteristic
32C2×C4C2×D411yescharacteristic
33C8—21no—
34C8C22×C411yescharacteristic
35C8#4111yescharacteristic
36C22—44no—
37C22—82no—
38C22—82no—
39C22C2×D811yescharacteristic
40C4—21no—
41C4—82no—
42C4D1612yesdirect product factor
43C4C4×D411yescharacteristic
44C4#13511yescharacteristic
45C2—84no—
46C2C4×D811yescharacteristic
47C2C2×D1611yescharacteristic
48C2#50811yescharacteristic
subgroupG/H
centerC2×C4D8
commutatorC8C22×C4
Frattini, cosocleC2×C8C23
socleC22C2×D8
prime radicalC2×D16C2
LCSG ▷ C8 ▷ C4 ▷ C2 ▷ C1
UCSC1 ◁ C2×C4 ◁ C42 ◁ C4×C8 ◁ G
LECSG ▷ C2×C8 ▷ C4 ▷ C2 ▷ C1

Complements

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

NH ≅ G/Ntype
2. C4×D8C2semidirect
3. #366C2semidirect
4. #357C2semidirect
5. C4×C16C2semidirect
8. D16C4direct (N × H)
17. D8C2×C4semidirect
24. C16C2×C4semidirect
42. C4D16direct (N × H)

Maximal subgroups

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

subgroupindex
C2×D162
C4×D82
#3662
#3572
C4×C162