Finite Group Databasebeta

Dic9⋊Dic11 #13096861

order1584
automorphism?
homologyAbelianization (H1) = C2×C4 · Schur multiplier (H2) = C2

Aliases

unambiguous semidirect productDic9⋊Dic11

Splittings

HallC9×C11 ⋊ C4⋊C4
SylowC11 ⋊ Dic9⋊C4
SylowC9 ⋊ C4⋊Dic11

Subgroups

subgroupG/H
center, hypercenterC22D9×D11
commutatorC2×C9×C11C2×C4
FrattiniC22×C3D3×D11
Fitting, cosocleC22×C9×C11C22
socle, prime radicalC22×C3×C11C2×D3
hypocenterC9×C11C4⋊C4
LCSG ▷ C2×C9×C11 ▷ C9×C11
UCSC1 ◁ C22

78 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 1584

Polycyclic presentation:

2^4,3,11,3|a^2=d,b^2=c,e^3=g,b^a=bc,f^a=f^10,e^b=e^2g^2,g^b=g^2

Conjugacy classes & character table

162 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1584, 25);