Finite Group Databasebeta

C9⋊#5464 #13152248

order1728
automorphism?
homologyAbelianization (H1) = C32 · Schur multiplier (H2) = C22×C42

Aliases

unambiguous semidirect productC9⋊#5464

Splittings

FittingC9×H(3,𝔽4) ⋊ C3
SylowH(3,𝔽4) ⋊ 3−1+2

Subgroups

subgroupG/H
centerC3C3×#5464
commutator, cosocleC3×H(3,𝔽4)C32
Frattini, socleC22×C3C3×C22⋊A4
FittingC9×H(3,𝔽4)C3
prime radicalC3×#5464C3
hypercenterC9#5464
hypocenterH(3,𝔽4)3−1+2
LCSG ▷ C3×H(3,𝔽4) ▷ H(3,𝔽4)
UCSC1 ◁ C3 ◁ C9

242 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 144

Polycyclic presentation:

3^3,2^6|b^3=c,b^a=bc,d^a=de,e^a=d,f^a=fg,g^a=f,h^a=i,i^a=hi,f^d=fh,g^d=gi,f^e=fi,g^e=ghi

Conjugacy classes & character table

65 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1728, 18311);