Finite Group Databasebeta

← #2657

Subgroups — #2657

Order 128.

422 conjugacy classes of subgroups.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1C2×#127C213yesmaximal, complemented
2C2×#124C213yesmaximal, complemented
3#392C218yesmaximal, complemented
4#376C211yesmaximal, characteristic, complemented
5C22×Q8C2211yescharacteristic
6C22×D4C2213yes—
7C22×D4C22112yes—
8#127—212no—
9#124—212no—
10C2×C22⋊C4C22112yes—
11C2×C42C2213yes—
12#95C2214yes—
13C24C2316yes—
14C2×Q8—26no—
15C2×D4—26no—
16C2×D4—224no—
17C2×D4—212no—
18C2×D4—424no—
19C22×C4C2312yes—
20C22×C4C2316yes—
21C22×C4C2311yescharacteristic
22C22⋊C4—224no—
23C42D4112yescomplemented
24C23—26no—
25C23—212no—
26C23—224no—
27C23C2411yescharacteristic
28Q8—44no—
29D4—448no—
30D4—412no—
31C2×C4—212no—
32C2×C4—26no—
33C2×C4C2×D4112yes—
34C2×C4C2×D416yes—
35C22—46no—
36C22—424no—
37C22—412no—
38C22C22×D413yes—
39C22H(5,𝔽2)14yes—
40C4—212no—
41C4—42no—
42C4#12714yes—
43C2—86no—
44C2C2×#12711yescharacteristic
45C2#53516yes—
subgroupG/H
center, commutator, Frattini, socle, cosocleC23C24
LCSG ▷ C23 ▷ C1
UCSC1 ◁ C23 ◁ G
LECSG ▷ C23 ▷ C1

Complements

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

NH ≅ G/Ntype
1. C2×#127C2semidirect
2. C2×#124C2semidirect
3. #392C2semidirect
4. #376C2semidirect
23. C42D4semidirect

Maximal subgroups

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

subgroupindex
C2×#1272
C2×#1242
#3922
#3762