Finite Group Databasebeta

#72316632

order1024
nilpotency class3
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C28

Aliases

No aliases for this group.

Subgroups

subgroupG/H
center, socleC22#13867
commutatorC2×C42C23×C4
Frattini, cosocleC22×C42C24
prime radical#10580317C2
LCSG ▷ C2×C42 ▷ C22 ▷ C1
UCSC1 ◁ C22 ◁ C22×C42 ◁ G
LECSG ▷ C22×C42 ▷ C22 ▷ C1

5052 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 32
transitive degreeμt(G) = 128

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

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

Polycyclic presentation:

2^10|a^2=j,d^2=e,e^2=ij,g^2=j,h^2=i,b^a=bh,c^a=cj,d^a=dg,d^c=df,e^a=ei,f^a=fj,g^a=gj,g^b=gj,g^c=gj,g^d=gij,h^a=hi,h^b=hi,h^d=hj

Conjugacy classes & character table

88 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#72316656
maximal normal subgroup of#72316656

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