Finite Group Databasebeta

D9×#859 #13146226

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

Aliases

direct productD9×#859

Splittings

derivedC9×SL(2,𝔽3) ⋊ C2×C4

Subgroups

subgroupG/H
center, hypercenterC22D9×S4
commutator, hypocenterC9×SL(2,𝔽3)C2×C4
Frattini, socleC22×C3D3×S4
FittingC2×Q8×C9C2×D3
prime radicalC2×D9×SL(2,𝔽3)C2
cosocleC2×C9×SL(2,𝔽3)C22
LCSG ▷ C9×SL(2,𝔽3)
UCSC1 ◁ C22

313 conjugacy classes of subgroups; only the 49 normal subgroups are shown.

normal subgroups only

This group has 313 conjugacy classes of subgroups — too many to draw. Only its 49 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) = 288

Conjugacy classes & character table

96 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1728, 12289);