Finite Group Databasebeta

← C2×C4⋊C4×C997 #44542178

Subgroups — C2×C4⋊C4×C997 #44542178

Order 31904.

92 conjugacy classes of subgroups.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1C22×C4×C997C212yesmaximal
2C22×C4×C997C211yesmaximal, characteristic
3C4⋊C4×C997C214yesmaximal, direct product factor
4C23×C997C2211yescharacteristic
5C2×C4×C997—24no—
6C2×C4×C997C414yescomplemented
7C2×C4×C997C2214yes—
8C2×C4×C997C2212yes—
9C22×C997C2×C412yes—
10C22×C997D412yes—
11C22×C997Q812yes—
12C22×C997C2311yescharacteristic
13C4×C997—24no—
14C4×C997C2×C414yescomplemented
15C2×C997C4⋊C414yesdirect product factor
16C2×C997C22×C411yescharacteristic
17C2×C997C2×D411yescharacteristic
18C2×C997C2×Q811yescharacteristic
19C997C2×C4⋊C411yescharacteristic, direct product factor, Sylow
20C2×C4⋊C4C99711yesmaximal, characteristic, direct product factor, Sylow
21C22×C4C2×C99712yes—
22C22×C4C2×C99711yescharacteristic
23C4⋊C4C2×C99714yesdirect product factor
24C23C22×C99711yescharacteristic
25C2×C4—24no—
26C2×C4C4×C99714yescomplemented
27C2×C4C22×C99714yes—
28C2×C4C22×C99712yes—
29C22C2×C4×C99712yes—
30C22D4×C99712yes—
31C22Q8×C99712yes—
32C22C23×C99711yescharacteristic
33C4—24no—
34C4C2×C4×C99714yescomplemented
35C2C4⋊C4×C99714yesdirect product factor
36C2C22×C4×C99711yescharacteristic
37C2C2×D4×C99711yescharacteristic
38C2C2×Q8×C99711yescharacteristic
subgroupG/H
center, socle, prime radicalC23×C997C22
commutatorC2C22×C4×C997
Frattini, cosocleC22C23×C997
LCSG ▷ C2 ▷ C1
UCSC1 ◁ C23×C997 ◁ G

Complements

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

NH ≅ G/Ntype
3. C4⋊C4×C997C2direct (N × H)
6. C2×C4×C997C4semidirect
14. C4×C997C2×C4semidirect
15. C2×C997C4⋊C4direct (N × H)
19. C997C2×C4⋊C4direct (N × H)
20. C2×C4⋊C4C997direct (N × H)
23. C4⋊C4C2×C997direct (N × H)
26. C2×C4C4×C997semidirect
34. C4C2×C4×C997semidirect
35. C2C4⋊C4×C997direct (N × H)

Maximal subgroups

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

subgroupindex
C22×C4×C9972
C4⋊C4×C9972
C2×C4⋊C4997