Finite Group Databasebeta

C22⋊C9×#217 #13147304

order1728
automorphism?
homologyAbelianization (H1) = C2×C4×C9 · Schur multiplier (H2) = C23

Aliases

direct productC22⋊C9×#217
unambiguous semidirect product(C22×#217)⋊C9

Subgroups

subgroupG/H
center, FrattiniC22×C3C2×D3×A4
commutatorC23×C3C2×C4×C9
Fitting, prime radicalC25×C32C2×C3
socle, cosocleC24×C32C22×C3
hypercenterC23×C3D3×A4
hypocenterC22×C3C9×C22⋊C4
LCSG ▷ C23×C3 ▷ C22×C3
UCSC1 ◁ C22×C3 ◁ C23×C3

786 conjugacy classes of subgroups; only the 95 normal subgroups are shown.

normal subgroups only

This group has 786 conjugacy classes of subgroups — too many to draw. Only its 95 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) = 72

Conjugacy classes & character table

216 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC22⋊C9×(C22⋊C9)⋊C4, #72245131, #217×#1094
maximal normal subgroup of#217×#1094

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1728, 13367);