Finite Group Databasebeta

#72318985

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

Aliases

No aliases for this group.

Subgroups

subgroupG/H
center, socleC23C2×#442
commutatorC22×C8C23×C4
Frattini, cosocleC2×C4×C8C24
prime radical#499643C2
LCSG ▷ C22×C8 ▷ C4 ▷ C2 ▷ C1
UCSC1 ◁ C23 ◁ C43 ◁ #7842 ◁ G
LECSG ▷ C2×C4×C8 ▷ C2×C4 ▷ C2 ▷ C1

1209 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 36
transitive degreeμt(G) = 512

A minimal faithful permutation representation — 4 generators on 36 points:

(1,2,3,4)(5,6)(7,10)(8,12)(9,13)(11,14)(15,18)(16,17)(19,20);(2,4)(5,7,8,16,9,14,15,20)(6,10,12,17,13,11,18,19)(22,26,28,35)(23,29)(24,32)(27,30,33,36)(31,34);(2,4)(7,14)(10,11)(16,20)(17,19)(21,22)(23,30)(24,33)(25,28)(26,34)(27,32)(29,35)(31,36);(5,7,15,20,9,14,8,16)(6,11,18,17,13,10,12,19)(22,27,28,33)(23,31)(26,30,35,36)(29,34)

Polycyclic presentation:

2^10|a^2=g,b^2=e,d^2=eh,e^2=h,f^2=i,i^2=j,b^a=bg,c^a=cg,c^b=cf,d^a=dh,d^b=dh,d^c=dhij,e^c=ej,f^b=fi,f^c=fij,f^d=fj,i^b=ij,i^c=ij

Conjugacy classes & character table

100 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#72319000, #72319016, #72319142, …
maximal normal subgroup of#72319000, #72319016, #72319142, …
maximal quotient of#72322551

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