Finite Group Databasebeta

#72220184

order31104
automorphism?
homologyAbelianization (H1) = C24×C3 · Schur multiplier (H2) = C27

Aliases

No aliases for this group.

Splittings

Fitting#120×#6900 ⋊ C22
Sylow#6900 ⋊ C2×B(4,𝔽2)

Subgroups

subgroupG/H
centerC2#72220091
commutator, cosocleC23×C92C24×C3
FrattiniC23×C32C22×C3×D32
Fitting#120×#6900C22
socleC2×C32C3×#10595278
hypercenter#120#92265⋊C2
hypocenterC92C2×C3×B(4,𝔽2)
LCSG ▷ C23×C92 ▷ C2×C92 ▷ C92
UCSC1 ◁ C2 ◁ C23 ◁ #120

14585 conjugacy classes of subgroups.

Full subgroup data →

Presentation

Polycyclic presentation:

2^4,3,2^3,3^4|a^2=h,i^3=k,j^3=l,c^a=cg,c^b=cf,f^a=fh,g^b=gh,i^a=i^2k^2,i^d=i^2k^2,i^e=ik^2,j^a=i^2j,j^d=j^2l^2,j^e=jl^2,k^a=k^2,k^d=k^2,l^a=k^2l,l^d=l^2

Conjugacy classes & character table

336 conjugacy classes — view the full character table.

Relationships

holomorph ofC2×Dic9

GAP

Past the SmallGroups library coverage — no SmallGroups id. Construct it from its polycyclic presentation:

gap> F := FreeGroup(IsSyllableWordsFamily, "a", "b", "c", "d", "e", "f", "g", "h", "i", "j", "k", "l");;
gap> coll := SingleCollector(F, [2, 2, 2, 2, 3, 2, 2, 2, 3, 3, 3, 3]);;
gap> SetPower(coll, 1, F.8);;
gap> SetPower(coll, 9, F.11);;
gap> SetPower(coll, 10, F.12);;
gap> SetConjugate(coll, 3, 1, F.3*F.7);;
gap> SetConjugate(coll, 3, 2, F.3*F.6);;
gap> SetConjugate(coll, 6, 1, F.6*F.8);;
gap> SetConjugate(coll, 7, 2, F.7*F.8);;
gap> SetConjugate(coll, 9, 1, F.9^2*F.11^2);;
gap> SetConjugate(coll, 9, 4, F.9^2*F.11^2);;
gap> SetConjugate(coll, 9, 5, F.9*F.11^2);;
gap> SetConjugate(coll, 10, 1, F.9^2*F.10);;
gap> SetConjugate(coll, 10, 4, F.10^2*F.12^2);;
gap> SetConjugate(coll, 10, 5, F.10*F.12^2);;
gap> SetConjugate(coll, 11, 1, F.11^2);;
gap> SetConjugate(coll, 11, 4, F.11^2);;
gap> SetConjugate(coll, 12, 1, F.11^2*F.12);;
gap> SetConjugate(coll, 12, 4, F.12^2);;
gap> UpdatePolycyclicCollector(coll);;
gap> G := GroupByRws(coll);