Finite Group Databasebeta

C2×C4⋊(D9⋊C9) #13047297

order1296
automorphism?
homologyAbelianization (H1) = C23×C9 · Schur multiplier (H2) = C23

Aliases

direct productC2×C4⋊(D9⋊C9)
unambiguous semidirect product(C2×D36)⋊C9

Splittings

FittingC2×C4×C9⋊C9 ⋊ C2
SylowC9⋊C9 ⋊ C2×D4

Subgroups

subgroupG/H
centerC22×C3C2×AGL(1,ℤ/9)
commutatorC2×C9C23×C9
FrattiniC2×C32C22×C3×D3
FittingC2×C4×C9⋊C9C2
socleC22×C32C2×C3×D3
prime radicalC2×C3×D36C3
cosocleC2×C3×C9C23×C3
hypercenterC2×C3×C4AGL(1,ℤ/9)
hypocenterC9C2×D4×C9
LCSG ▷ C2×C9 ▷ C9
UCSC1 ◁ C22×C3 ◁ C2×C3×C4

275 conjugacy classes of subgroups; only the 97 normal subgroups are shown.

normal subgroups only

This group has 275 conjugacy classes of subgroups — too many to draw. Only its 97 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

186 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×D4×D9⋊C9, #72276228, C2×C4⋊AGL(1,ℤ/27), …
maximal normal subgroup ofC2×D4×D9⋊C9, #72276228, #72276233
maximal quotient ofC2×C4⋊AGL(1,ℤ/27), #72276233

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1296, 1015);