Finite Group Databasebeta

D72⋊A4 #13147135

order1728
automorphism?
homologyAbelianization (H1) = C22×C3 · Schur multiplier (H2) = C22

Aliases

unambiguous semidirect productD72⋊A4

Splittings

FittingC22×C8×C9 ⋊ C2×C3

Subgroups

subgroupG/H
centerC2C4⋊(D9⋊A4)
commutator, cosocleC22×C4×C9C22×C3
FrattiniC3×C4C2×D3×A4
FittingC22×C8×C9C2×C3
socleC23×C3C3×D12
hypercenterC8D9⋊A4
hypocenterC22×C9C3×D8
LCSG ▷ C22×C4×C9 ▷ C23×C9 ▷ C22×C9
UCSC1 ◁ C2 ◁ C4 ◁ C8

287 conjugacy classes of subgroups; only the 41 normal subgroups are shown.

normal subgroups only

This group has 287 conjugacy classes of subgroups — too many to draw. Only its 41 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) = 216

Polycyclic presentation:

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

Conjugacy classes & character table

92 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1728, 13198);