Finite Group Databasebeta

#72240912

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

Aliases

No aliases for this group.

Subgroups

subgroupG/H
center, socleC23#2308
commutatorC25C23×C4
Frattini, cosocleC26C24
prime radicalC23×H(5,𝔽2)C22
LCSG ▷ C25 ▷ C2 ▷ C1
UCSC1 ◁ C23 ◁ C26 ◁ G
LECSG ▷ C26 ▷ C2 ▷ C1

13465 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 128

Polycyclic presentation:

2^10|a^2=f,b^2=j,c^2=hij,d^2=g,b^a=bh,c^a=cfhi,c^b=chj,d^a=de,d^b=dhi,d^c=dei,e^b=ej,g^c=gj,h^d=hj,i^d=ij

Conjugacy classes & character table

112 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#72240917, #72240923, #72240924
maximal normal subgroup of#72240917, #72240923, #72240924

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