Finite Group Databasebeta

C5×C9⋊#10621924 #44528127

order31140
automorphism?
homologyAbelianization (H1) = C4×C5 · Schur multiplier (H2) = C1

Aliases

direct productC5×C9⋊#10621924
unambiguous semidirect productC9⋊(C5×#10621924)

Splittings

Fitting, HallC5×C9×C173 ⋊ C4
derived, HallC9×C173 ⋊ C4×C5
HallC5×C173 ⋊ Dic9
SylowC173 ⋊ C5×Dic9
HallC5×C9 ⋊ #10621924
SylowC9 ⋊ C5×#10621924

Subgroups

subgroupG/H
center, hypercenterC5C9⋊#10621924
commutator, hypocenterC9×C173C4×C5
FrattiniC3C5×C3⋊#10621924
FittingC5×C9×C173C4
socleC3×C5×C173Dic3
prime radicalC3×C5×D173D3
cosocleC9×D173C2×C5
LCSG ▷ C9×C173
UCSC1 ◁ C5

36 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 7785

Conjugacy classes & character table

1995 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(31140, 17);