Finite Group Databasebeta

#72343754

order2048
nilpotency class4
automorphism?
homologyAbelianization (H1) = C25×C4 · Schur multiplier (H2) = C214

Aliases

No aliases for this group.

Subgroups

subgroupG/H
centerC2×C4C22×#442
commutatorC2×C8C25×C4
Frattini, cosocleC22×C8C26
socleC22C23×#442
prime radical#72343750C2
LCSG ▷ C2×C8 ▷ C4 ▷ C2 ▷ C1
UCSC1 ◁ C2×C4 ◁ C22×#117 ◁ C2×#20331 ◁ G
LECSG ▷ C22×C8 ▷ C4 ▷ C2 ▷ C1

32858 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 128

Polycyclic presentation:

2^11|a^2=g,c^2=gk,d^2=h,g^2=k,i^2=j,j^2=k,b^a=bi,c^b=cjk,d^b=dh,e^b=ek,e^d=ek,f^a=fk,f^d=fk,g^b=gk,i^a=ij,i^b=ijk,i^c=ik,j^a=jk,j^b=jk

Conjugacy classes & character table

260 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#72343913
maximal normal subgroup of#72343913

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");;
gap> coll := SingleCollector(F, [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2]);;
gap> SetPower(coll, 1, F.7);;
gap> SetPower(coll, 3, F.7*F.11);;
gap> SetPower(coll, 4, F.8);;
gap> SetPower(coll, 7, F.11);;
gap> SetPower(coll, 9, F.10);;
gap> SetPower(coll, 10, F.11);;
gap> SetConjugate(coll, 2, 1, F.2*F.9);;
gap> SetConjugate(coll, 3, 2, F.3*F.10*F.11);;
gap> SetConjugate(coll, 4, 2, F.4*F.8);;
gap> SetConjugate(coll, 5, 2, F.5*F.11);;
gap> SetConjugate(coll, 5, 4, F.5*F.11);;
gap> SetConjugate(coll, 6, 1, F.6*F.11);;
gap> SetConjugate(coll, 6, 4, F.6*F.11);;
gap> SetConjugate(coll, 7, 2, F.7*F.11);;
gap> SetConjugate(coll, 9, 1, F.9*F.10);;
gap> SetConjugate(coll, 9, 2, F.9*F.10*F.11);;
gap> SetConjugate(coll, 9, 3, F.9*F.11);;
gap> SetConjugate(coll, 10, 1, F.10*F.11);;
gap> SetConjugate(coll, 10, 2, F.10*F.11);;
gap> UpdatePolycyclicCollector(coll);;
gap> G := GroupByRws(coll);