Finite Group Databasebeta

← C2×Q16×C991 #44540345

Subgroups — C2×Q16×C991 #44540345

Order 31712.

60 conjugacy classes of subgroups.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1C2×Q8×C991C212yesmaximal
2Q16×C991C214yesmaximal, direct product factor
3C2×C8×C991C211yesmaximal, characteristic
4Q8×C991—22no—
5Q8×C991C2214yes—
6C2×C4×C991—22no—
7C2×C4×C991C2211yescharacteristic
8C8×C991C2212yes—
9C22×C991D411yescharacteristic
10C4×C991—24no—
11C4×C991D411yescharacteristic
12C4×C991C2311yescharacteristic
13C2×C991Q1612yesdirect product factor
14C2×C991C2×D411yescharacteristic
15C991C2×Q1611yescharacteristic, direct product factor, Sylow
16C2×Q16C99111yesmaximal, characteristic, direct product factor, Sylow
17C2×Q8C2×C99112yes—
18Q16C2×C99114yesdirect product factor
19C2×C8C2×C99111yescharacteristic
20Q8—22no—
21Q8C22×C99114yes—
22C2×C4—22no—
23C2×C4C22×C99111yescharacteristic
24C8C22×C99112yes—
25C22D4×C99111yescharacteristic
26C4—24no—
27C4D4×C99111yescharacteristic
28C4C23×C99111yescharacteristic
29C2Q16×C99112yesdirect product factor
30C2C2×D4×C99111yescharacteristic
subgroupG/H
center, socle, prime radicalC22×C991D4
commutator, Frattini, cosocleC4C23×C991
LCSG ▷ C4 ▷ C2 ▷ C1
UCSC1 ◁ C22×C991 ◁ C2×C4×C991 ◁ G

Complements

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

NH ≅ G/Ntype
2. Q16×C991C2direct (N × H)
13. C2×C991Q16direct (N × H)
15. C991C2×Q16direct (N × H)
16. C2×Q16C991direct (N × H)
18. Q16C2×C991direct (N × H)
29. C2Q16×C991direct (N × H)

Maximal subgroups

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

subgroupindex
C2×Q8×C9912
Q16×C9912
C2×C8×C9912
C2×Q16991