Finite Group Databasebeta

((C22⋊C9)⋊C2)⋊H(3,𝔽3) #14517973

order1944
automorphism?
homologyAbelianization (H1) = C2×C32 · Schur multiplier (H2) = C2×C32

Aliases

unambiguous semidirect product((C22⋊C9)⋊C2)⋊H(3,𝔽3)
unambiguous semidirect product(C3×((C22⋊C9)⋊C2)⋊C3)⋊C3

Subgroups

subgroupG/H
centerC3C3×((C22⋊C9)⋊C2)⋊C3
commutator, cosocleC3×C22⋊C9C2×C32
FrattiniC32C32×S4
FittingC22×C3×H(3,𝔽3)D3
socleC22×C32C32×D3
hypercenterC32((C22⋊C9)⋊C2)⋊C3
hypocenterC22⋊C9C2×H(3,𝔽3)
LCSG ▷ C3×C22⋊C9 ▷ C22⋊C9
UCSC1 ◁ C3 ◁ C32

265 conjugacy classes of subgroups; only the 34 normal subgroups are shown.

normal subgroups only

This group has 265 conjugacy classes of subgroups — too many to draw. Only its 34 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) = 108

Polycyclic presentation:

2,3^5,2^2|e^3=f,e^a=e^2f^2,f^a=f^2,g^a=gh,c^b=cd,e^c=ef,g^e=h,h^e=gh

Conjugacy classes & character table

75 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1944, 2367);