Finite Group Databasebeta

C9⋊(Q8⋊SL(2,𝔽3)) #13152246

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

Aliases

unambiguous semidirect productC9⋊(Q8⋊SL(2,𝔽3))

Splittings

FittingQ82×C9 ⋊ C3
SylowQ82 ⋊ 3−1+2

Subgroups

subgroupG/H
center, Frattini, socleC22×C3C3×C22⋊A4
commutator, cosocleC3×Q82C32
FittingQ82×C9C3
prime radicalC3×Q8⋊SL(2,𝔽3)C3
hypercenterC22×C9C22⋊A4
hypocenterQ823−1+2
LCSG ▷ C3×Q82 ▷ Q82
UCSC1 ◁ C22×C3 ◁ C22×C9

218 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 576

Polycyclic presentation:

3^3,2^6|b^3=c,d^2=i,e^2=i,f^2=h,g^2=h,b^a=bc,d^a=de,e^a=d,f^a=fg,g^a=f,e^d=ei,g^f=gh

Conjugacy classes & character table

107 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1728, 18309);