Finite Group Databasebeta

#72343212

order2048
nilpotency class4
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C28

Aliases

No aliases for this group.

Subgroups

subgroupG/H
centerC4#392717
commutatorC2×#131C23×C4
Frattini, cosocleC4×#131C24
socleC2#72343136
prime radical#72343000C2
LCSG ▷ C2×#131 ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C4 ◁ C2×C8 ◁ C4×#131 ◁ G
LECSG ▷ C4×#131 ▷ C2×C4 ▷ C2 ▷ C1

8484 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 32

Polycyclic presentation:

2^11|a^2=e,d^2=g,e^2=i,h^2=j,j^2=k,c^a=ci,d^a=dh,d^b=dg,d^c=df,e^d=ej,f^a=fk,f^b=fik,f^d=fi,g^c=gi,g^f=gk,h^a=hk,h^d=hjk,i^d=ik,j^d=jk

Conjugacy classes & character table

182 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#72343240
maximal normal subgroup of#72343240

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