Finite Group Databasebeta

C4×(C2×AGL(1,ℤ/9))⋊C4 #13142445

order1728
isoclinismisoclinic class of 3−1+2⋊Q8
automorphism?
homologyAbelianization (H1) = C2×C3×C42 · Schur multiplier (H2) = C23×C4

Aliases

direct productC4×(C2×AGL(1,ℤ/9))⋊C4
unambiguous semidirect product(C4×(C2×D9)⋊C4)⋊C3

Splittings

FittingC2×C42×3−1+2 ⋊ C2
Sylow3−1+2 ⋊ C4×C22⋊C4

Subgroups

subgroupG/H
centerC22×C4C2×AGL(1,ℤ/9)
commutatorC2×C9C2×C3×C42
Frattini, socleC23×C3C22×C3×D3
FittingC2×C42×3−1+2C2
prime radicalC23×AGL(1,ℤ/9)C22
cosocleC23×C9C23×C3
hypercenterC2×C42AGL(1,ℤ/9)
hypocenterC9C3×C4×C22⋊C4
LCSG ▷ C2×C9 ▷ C9
UCSC1 ◁ C22×C4 ◁ C2×C42

828 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 288

Conjugacy classes & character table

248 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1728, 8508);