Finite Group Databasebeta

(C9⋊SL(2,𝔽3))⋊C9 #14517193

order1944
automorphism?
homologyAbelianization (H1) = C32×C9 · Schur multiplier (H2) = C32

Aliases

unambiguous semidirect product(C9⋊SL(2,𝔽3))⋊C9

Splittings

FittingQ8×C9⋊C9 ⋊ C3
SylowQ8 ⋊ C9×3−1+2

Subgroups

subgroupG/H
center, Frattini, socleC2×C32C32×A4
commutatorC3×Q8C32×C9
FittingQ8×C9⋊C9C3
prime radicalC32×SL(2,𝔽3)C32
cosocleC32×Q8C33
hypercenterC2×C9⋊C9A4
hypocenterQ8C9×3−1+2
LCSG ▷ C3×Q8 ▷ Q8
UCSC1 ◁ C2×C32 ◁ C2×C9⋊C9

239 conjugacy classes of subgroups; only the 85 normal subgroups are shown.

normal subgroups only

This group has 239 conjugacy classes of subgroups — too many to draw. Only its 85 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) = 648

Polycyclic presentation:

3^5,2^3|b^3=e,c^3=d,f^2=h,g^2=h,b^a=be,f^a=fg,g^a=f,c^b=ce,g^f=gh

Conjugacy classes & character table

231 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1944, 1587);