Finite Group Databasebeta

D9×C9⋊A4 #14518129

order1944
automorphism?
homologyAbelianization (H1) = C2×C32 · Schur multiplier (H2) = C2

Aliases

direct productD9×C9⋊A4

Splittings

FittingC22×C92 ⋊ C2×C3

Subgroups

subgroupG/H
centerC3C3×A4×D9
commutator, cosocleC22×C3×C9C2×C32
FrattiniC32C3×D3×A4
FittingC22×C92C2×C3
socleC22×C32C32×D3
prime radicalC3×A4×D9C3
hypercenterC9A4×D9
hypocenterC22×C9C2×3−1+2
LCSG ▷ C22×C3×C9 ▷ C22×C9
UCSC1 ◁ C3 ◁ C9

189 conjugacy classes of subgroups; only the 40 normal subgroups are shown.

normal subgroups only

This group has 189 conjugacy classes of subgroups — too many to draw. Only its 40 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Full subgroup data →

Presentation

transitive degreeμt(G) = 108

Conjugacy classes & character table

120 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1944, 2523);