Finite Group Databasebeta

D9×#683 #13084148

order1440
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C23

Aliases

direct productD9×#683

Splittings

HallC5×C9 ⋊ C2×C4⋊C4
SylowC9 ⋊ C2×#683
SylowC5 ⋊ C4⋊C4×D9

Subgroups

subgroupG/H
centerC22C2×D5×D9
commutatorC2×C5×C9C22×C4
FrattiniC22×C3C2×D3×D5
FittingC2×C4×C5×C9C22
socleC22×C3×C5C22×D3
prime radicalC22×C5×D9C22
cosocleC22×C5×C9C23
hypercenterC2×C4D5×D9
hypocenterC5×C9C2×C4⋊C4
LCSG ▷ C2×C5×C9 ▷ C5×C9
UCSC1 ◁ C22 ◁ C2×C4

276 conjugacy classes of subgroups; only the 91 normal subgroups are shown.

normal subgroups only

This group has 276 conjugacy classes of subgroups — too many to draw. Only its 91 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) = 720

Conjugacy classes & character table

156 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1440, 465);