Finite Group Databasebeta

Dic9×C509 #32913233

order18324
automorphism?
homologyAbelianization (H1) = C4×C509 · Schur multiplier (H2) = C1

Aliases

direct productDic9×C509
unambiguous semidirect productC9⋊(C4×C509)

Splittings

derived, SylowC9 ⋊ C4×C509
HallC9×C509 ⋊ C4

Subgroups

subgroupG/H
center, hypercenterC2×C509D9
commutator, hypocenterC9C4×C509
FrattiniC2×C3D3×C509
FittingC2×C9×C509C2
socle, prime radicalC2×C3×C509D3
cosocleC2×C9C2×C509
LCSG ▷ C9
UCSC1 ◁ C2×C509

18 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 18324

Conjugacy classes & character table

6108 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(18324, 2);