Finite Group Databasebeta

3−1+2⋊#564 #13153193

order1728
automorphism?
homologyAbelianization (H1) = C24×C3 · Schur multiplier (H2) = C24

Aliases

unambiguous semidirect product3−1+2⋊#564
unambiguous semidirect product(C9⋊#564)⋊C3

Splittings

Sylow3−1+2 ⋊ #564

Subgroups

subgroupG/H
centerC22C23×AGL(1,ℤ/9)
commutator, cosocleC22×C9C24×C3
Frattini, socleC22×C3C23×C3×D3
Fitting3−1+2×#125C2
prime radicalC22×C32C23×D3
hypercenter#125AGL(1,ℤ/9)
hypocenterC9C3×#564
LCSG ▷ C22×C9 ▷ C9
UCSC1 ◁ C22 ◁ #125

544 conjugacy classes of subgroups; only the 202 normal subgroups are shown.

normal subgroups only

This group has 544 conjugacy classes of subgroups — too many to draw. Only its 202 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) = 576

Polycyclic presentation:

2^4,3,2^2,3^2|a^2=g,b^2=f,c^2=f,d^2=g,h^3=i,c^a=cg,d^a=df,h^a=h^2i^2,i^a=i^2,c^b=cfg,d^b=dg,h^e=hi^2

Conjugacy classes & character table

113 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1728, 19256);