Finite Group Databasebeta

C4⋊(D81⋊C3) #14515992

order1944
automorphism?
homologyAbelianization (H1) = C22×C3 · Schur multiplier (H2) = C2

Aliases

unambiguous semidirect productC4⋊(D81⋊C3)
unambiguous semidirect productD324⋊C3

Splittings

FittingC4×C81⋊C3 ⋊ C2
SylowC81⋊C3 ⋊ D4

Subgroups

subgroupG/H
centerC2C2×D81⋊C3
commutator, cosocleC2×C81C22×C3
FrattiniC2×C27C2×C3×D3
FittingC4×C81⋊C3C2
socleC2×C3C2×C3×D27
hypercenterC4D81⋊C3
hypocenterC81C3×D4
LCSG ▷ C2×C81 ▷ C81
UCSC1 ◁ C2 ◁ C4

89 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 324

Polycyclic presentation:

2^2,3,2,3^4|b^2=d,e^3=f,f^3=g,g^3=h,b^a=bd,e^a=e^2f^2g^2h^2,f^a=f^2g^2h^2,g^a=g^2h^2,h^a=h^2,e^c=eh^2

Conjugacy classes & character table

207 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1944, 386);