Finite Group Databasebeta

#72316822

order1024
nilpotency class3
automorphism?
homologyAbelianization (H1) = C2×C42 · Schur multiplier (H2) = C27

Aliases

No aliases for this group.

Subgroups

subgroupG/H
centerC2×C4#1438
commutatorC23×C4C2×C42
Frattini, cosocleC23×C42C23
socleC22#7555
prime radicalC23×#41C2×C4
LCSG ▷ C23×C4 ▷ C22 ▷ C1
UCSC1 ◁ C2×C4 ◁ C23×C42 ◁ G
LECSG ▷ C23×C42 ▷ C22 ▷ C1

3880 conjugacy classes of subgroups.

Full subgroup data →

Presentation

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

A minimal faithful permutation representation — 3 generators on 32 points:

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

Polycyclic presentation:

2^10|a^2=ij,b^2=g,c^2=e,e^2=j,f^2=i,g^2=i,b^a=bf,c^a=cgh,c^b=cd,d^a=di,d^b=dij,d^c=dij,e^b=eij,f^a=fi,g^a=gi,g^c=gij,h^b=hi,h^c=hj

Conjugacy classes & character table

124 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#72316833, #72316914, #72317016, …
maximal normal subgroup of#72316833, #72316914, #72317016, …

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