Finite Group Databasebeta

← Q8×D15 #6820

Subgroups — Q8×D15 #6820

Order 240.

76 conjugacy classes of subgroups.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1C3×C5×Q8C211yesmaximal, characteristic, complemented
2C4×D15C213yesmaximal
3Dic30C213yesmaximal, complemented
4Q8×D5—31nomaximal, Hall
5C2×D15C2211yescharacteristic
6C3×C4×C5C2213yes—
7Dic15C2213yes—
8D3×Q8—51nomaximal, Hall
9C5×Q8D311yescharacteristic, complemented
10C4×D5—33no—
11Dic10—33no—
12C2×C3×C5C2311yescharacteristic
13D15Q812yesdirect product factor
14C3×Q8D511yescharacteristic, complemented
15C4×D3—53no—
16Dic6—53no—
17C2×D5—31no—
18C4×C5C2×D313yes—
19Dic5—33no—
20C2×Q8—151noSylow
21C3×C5C2×Q811yescharacteristic, complemented, Hall
22C2×D3—51no—
23C3×C4C2×D513yes—
24Dic3—53no—
25C2×C5C22×D311yescharacteristic
26D5—32no—
27Q8—153no—
28Q8D1511yescharacteristic, direct product factor
29C2×C4—153no—
30C2×C3C22×D511yescharacteristic
31D3—52no—
32C5D3×Q811yescharacteristic, complemented, Sylow
33C22—151no—
34C4—153no—
35C4C2×D1513yes—
36C3Q8×D511yescharacteristic, complemented, Sylow
37C2—152no—
38C2C22×D1511yescharacteristic
subgroupG/H
center, FrattiniC2C22×D15
commutator, socle, cosocleC2×C3×C5C23
FittingC3×C5×Q8C2
prime radicalC2×D15C22
hypercenterQ8D15
hypocenterC3×C5C2×Q8
LCSG ▷ C2×C3×C5 ▷ C3×C5
UCSC1 ◁ C2 ◁ Q8

Complements

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

NH ≅ G/Ntype
1. C3×C5×Q8C2semidirect
3. Dic30C2semidirect
9. C5×Q8D3semidirect
13. D15Q8direct (N × H)
14. C3×Q8D5semidirect
21. C3×C5C2×Q8semidirect
28. Q8D15direct (N × H)
32. C5D3×Q8semidirect
36. C3Q8×D5semidirect

Maximal subgroups

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

subgroupindex
C3×C5×Q82
C4×D152
Dic302
Q8×D53
D3×Q85