Finite Group Databasebeta

C9⋊(PSU(3,𝔽2)⋊C3) #14519047

order1944
automorphism?
homologyAbelianization (H1) = C32 · Schur multiplier (H2) = C3

Aliases

unambiguous semidirect productC9⋊(PSU(3,𝔽2)⋊C3)

Splittings

FittingC32×C9 ⋊ SL(2,𝔽3)

Subgroups

subgroupG/H
center, FrattiniC3C3×PSU(3,𝔽2)⋊C3
commutator, cosocleC3×PSU(3,𝔽2)C32
FittingC32×C9SL(2,𝔽3)
socleC33C3×SL(2,𝔽3)
prime radicalC3×PSU(3,𝔽2)⋊C3C3
hypercenterC9PSU(3,𝔽2)⋊C3
hypocenterPSU(3,𝔽2)3−1+2
LCSG ▷ C3×PSU(3,𝔽2) ▷ PSU(3,𝔽2)
UCSC1 ◁ C3 ◁ C9

94 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 72

Polycyclic presentation:

3^3,2^3,3^2|b^3=c,d^2=f,e^2=f,b^a=bc,d^a=e,e^a=def,g^a=gh^2,e^d=ef,g^d=g^2h^2,h^d=g^2h,g^e=gh^2,h^e=g^2h^2,g^f=g^2,h^f=h^2

Conjugacy classes & character table

42 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1944, 3441);