Finite Group Databasebeta

C2×D9×C499 #31822751

order17964
isoclinismisoclinic class of D9
automorphism?
homologyAbelianization (H1) = C22×C499 · Schur multiplier (H2) = C2

Aliases

direct productC2×D9×C499
unambiguous semidirect productC9⋊(C22×C499)
unambiguous semidirect product(C2×C9)⋊(C2×C499)

Splittings

FittingC2×C9×C499 ⋊ C2
derived, SylowC9 ⋊ C22×C499
HallC9×C499 ⋊ C22

Subgroups

subgroupG/H
center, hypercenterC2×C499D9
commutator, cosocle, hypocenterC9C22×C499
FrattiniC3C2×D3×C499
FittingC2×C9×C499C2
socleC2×C3×C499D3
LCSG ▷ C9
UCSC1 ◁ C2×C499

30 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 8982

Conjugacy classes & character table

5988 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(17964, 14);