Finite Group Databasebeta

#72231007

order1024
nilpotency class4
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C25×C42

Aliases

No aliases for this group.

Subgroups

subgroupG/H
center, socleC22C2×#1790
commutatorC2×C4⋊C4C23×C4
Frattini, cosocleC2×C4×D4C24
prime radicalC2×#47794C2
LCSG ▷ C2×C4⋊C4 ▷ C23 ▷ C2 ▷ C1
UCSC1 ◁ C22 ◁ C23×C4 ◁ C22×C4×D4 ◁ G
LECSG ▷ C2×C4×D4 ▷ C23 ▷ C2 ▷ C1

6648 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 24
transitive degreeμt(G) = 32

A minimal faithful permutation representation — 4 generators on 24 points:

(2,5)(3,8)(6,7)(11,18)(15,19)(20,21)(23,24);(9,10)(11,19)(12,17)(13,22)(14,16)(15,20)(18,23)(21,24);(2,6)(3,8)(5,7)(11,18,21,20)(12,13)(15,19,23,24)(17,22);(1,2,3,5,4,7,8,6)(9,11)(10,15,16,23)(12,18)(13,20)(14,21)(17,19,22,24)

Polycyclic presentation:

2^10|c^2=h,d^2=e,e^2=i,f^2=i,g^2=j,b^a=bh,c^a=ch,d^a=df,d^b=dg,d^c=dfi,e^a=ei,e^b=ej,e^c=ei,f^a=fi,f^b=fh,f^c=fij,g^a=gh,g^b=gj,g^c=ghj,g^f=gj,h^d=hj

Conjugacy classes & character table

82 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#72231110, #72278274
maximal normal subgroup of#72231110, #72278274
maximal quotient of#72240344, #72278597

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