Finite Group Databasebeta

C9×#909 #11721520

order864
automorphism?
homologyAbelianization (H1) = C23×C9 · Schur multiplier (H2) = C22

Aliases

direct productC9×#909

Splittings

FittingC3×C9×M16 ⋊ C2
SylowC3×C9 ⋊ #137

Subgroups

subgroupG/H
centerC2×C9C2×D12
commutatorC3×C4C23×C9
FrattiniC3×C4C22×C3×D3
FittingC3×C9×M16C2
socleC2×C32C2×C3×D4
prime radicalC3×#235C2×C3
cosocleC32×C4C23×C3
hypercenterC9×M16D3
hypocenterC3C9×#137
LCSG ▷ C3×C4 ▷ C2×C3 ▷ C3
UCSC1 ◁ C2×C9 ◁ C2×C4×C9 ◁ C9×M16

200 conjugacy classes of subgroups; only the 87 normal subgroups are shown.

normal subgroups only

This group has 200 conjugacy classes of subgroups — too many to draw. Only its 87 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) = 144

Conjugacy classes & character table

189 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#13139106, #13139108, #13139118, …
maximal normal subgroup of#13139106, #13139108, #13139118, …
maximal quotient ofC9×#4702, C9×#4714, C9×#4703, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(864, 1487);