Finite Group Databasebeta

(D9⋊SL(2,𝔽3))⋊C4 #13147109

order1728
automorphism?
homologyAbelianization (H1) = C2×C3×C4 · Schur multiplier (H2) = C2

Aliases

unambiguous semidirect product(D9⋊SL(2,𝔽3))⋊C4

Splittings

FittingC4×Q8×C9 ⋊ C2×C3

Subgroups

subgroupG/H
centerC22C2×D9⋊A4
commutator, hypocenterQ8×C9C2×C3×C4
Frattini, socleC22×C3C2×D3×A4
FittingC4×Q8×C9C2×C3
prime radicalC2×D9⋊SL(2,𝔽3)C2
cosocleC2×Q8×C9C22×C3
hypercenterC2×C4D9⋊A4
LCSG ▷ Q8×C9
UCSC1 ◁ C22 ◁ C2×C4

269 conjugacy classes of subgroups; only the 48 normal subgroups are shown.

normal subgroups only

This group has 269 conjugacy classes of subgroups — too many to draw. Only its 48 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) = 288

Polycyclic presentation:

2^2,3,2^3,3,2,3|b^2=d,e^2=h,f^2=h,g^3=i,b^a=bh,g^a=g^2i^2,i^a=i^2,e^c=ef,f^c=e,g^c=gi^2,f^e=fh

Conjugacy classes & character table

86 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1728, 13172);