Finite Group Databasebeta

C5×C9⋊#10597010 #41001231

order26820
automorphism?
homologyAbelianization (H1) = C4×C5 · Schur multiplier (H2) = C1

Aliases

direct productC5×C9⋊#10597010
unambiguous semidirect productC9⋊(C5×#10597010)

Splittings

Fitting, HallC5×C9×C149 ⋊ C4
derived, HallC9×C149 ⋊ C4×C5
HallC5×C149 ⋊ Dic9
SylowC149 ⋊ C5×Dic9
HallC5×C9 ⋊ #10597010
SylowC9 ⋊ C5×#10597010

Subgroups

subgroupG/H
center, hypercenterC5C9⋊#10597010
commutator, hypocenterC9×C149C4×C5
FrattiniC3C5×C3⋊#10597010
FittingC5×C9×C149C4
socleC3×C5×C149Dic3
prime radicalC3×C5×D149D3
cosocleC9×D149C2×C5
LCSG ▷ C9×C149
UCSC1 ◁ C5

36 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 6705

Conjugacy classes & character table

1725 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(26820, 17);