Finite Group Databasebeta

#72337661

order1024
nilpotency class4
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C27×C4

Aliases

No aliases for this group.

Subgroups

subgroupG/H
center, socleC22#20585
commutatorC25C23×C4
Frattini, cosocleC23×D4C24
prime radical#8934366C2
LCSG ▷ C25 ▷ C23 ▷ C2 ▷ C1
UCSC1 ◁ C22 ◁ C24 ◁ #35527 ◁ G
LECSG ▷ C23×D4 ▷ C23 ▷ C2 ▷ C1

5157 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 32
transitive degreeμt(G) = 64

A minimal faithful permutation representation — 4 generators on 32 points:

(1,2)(3,6)(4,7)(5,8)(9,13)(10,14)(11,15)(12,16)(19,25,27,29)(20,28)(22,30,26,32)(23,31);(3,9)(4,11)(6,13)(7,15)(17,18)(19,26)(20,23)(21,24)(22,27)(25,32)(28,31)(29,30);(1,3)(2,6)(4,12,11,10)(5,9)(7,14,15,16)(8,13)(17,19)(18,22)(20,29,28,25)(21,27)(23,32,31,30)(24,26);(1,4,5,11)(2,7,8,15)(3,10,9,12)(6,14,13,16)(22,26)(30,32)

Polycyclic presentation:

2^10|a^2=h,c^2=f,d^2=i,c^a=ce,c^b=cij,d^b=dhi,d^c=dg,e^a=ej,e^c=eh,e^d=ei,f^a=fh,f^d=fi,f^e=fj,g^a=gi,g^b=gj,g^c=gi,h^c=hj

Conjugacy classes & character table

70 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#72337663, #72337666, #72337678, …
maximal normal subgroup of#72337663, #72337666, #72337678, …

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