Finite Group Databasebeta

A4⋊((C22⋊C9)⋊C4) #13164079

order1728
isoclinismisoclinic class of A4⋊((C22⋊C9)⋊C2)
automorphism?
homologyAbelianization (H1) = C4 · Schur multiplier (H2) = C22×C3

Aliases

unambiguous semidirect productA4⋊((C22⋊C9)⋊C4)

Splittings

derivedA4×C22⋊C9 ⋊ C4

Subgroups

subgroupG/H
center, hypercenterC2A4⋊((C22⋊C9)⋊C2)
commutator, hypocenterA4×C22⋊C9C4
FrattiniC2×C3A4⋊S4
Fitting, socleC25×C3C3⋊D3
prime radicalC23×C3×A4D3
cosocleC2×A4×C22⋊C9C2
LCSG ▷ A4×C22⋊C9
UCSC1 ◁ C2

366 conjugacy classes of subgroups; only the 43 normal subgroups are shown.

normal subgroups only

This group has 366 conjugacy classes of subgroups — too many to draw. Only its 43 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:

2^2,3^3,2^4|a^2=b,d^3=e,c^a=c^2,d^a=d^2e^2,e^a=e^2,f^a=fg,h^a=hi,h^c=i,i^c=hi,f^d=g,g^d=fg

Conjugacy classes & character table

60 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1728, 30142);