Finite Group Databasebeta

#72315060

order2048
nilpotency class4
automorphism?
homologyAbelianization (H1) = C26 · Schur multiplier (H2) = C215

Aliases

No aliases for this group.

Subgroups

subgroupG/H
centerC2×C4C22×B(4,𝔽2)
commutator, Frattini, cosocleC22×D4C26
socleC22C23×B(4,𝔽2)
LCSG ▷ C22×D4 ▷ C22 ▷ C2 ▷ C1
UCSC1 ◁ C2×C4 ◁ C22×#41 ◁ C22×#585 ◁ G
LECSG ▷ C22×D4 ▷ C22 ▷ C2 ▷ C1

At least 10613 conjugacy classes of subgroups; only the 4864 normal subgroups are shown.

Full subgroup data →

Presentation

Polycyclic presentation:

2^11|a^2=g,b^2=j,c^2=g,d^2=g,f^2=k,h^2=k,b^a=bgjk,c^b=cgk,d^a=di,d^b=dghk,d^c=dhij,e^a=eg,e^b=ek,e^c=eg,e^d=eg,h^a=hj,h^c=hjk,h^d=hk,i^b=ij,i^c=ijk,i^h=ik,j^d=jk

Conjugacy classes & character table

188 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#72315334
maximal normal subgroup of#72315334

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