Finite Group Databasebeta

#72341286

order1024
nilpotency class4
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C29

Aliases

No aliases for this group.

Subgroups

subgroupG/H
center, socleC2#392675
commutatorC25C23×C4
Frattini, cosocleC23×D4C24
prime radicalC2×H(7,𝔽2)C22
LCSG ▷ C25 ▷ C22 ▷ C2 ▷ C1
UCSC1 ◁ C2 ◁ C24 ◁ C2×H(7,𝔽2) ◁ G
LECSG ▷ C23×D4 ▷ C22 ▷ C2 ▷ C1

13013 conjugacy classes of subgroups; only the 491 normal subgroups are shown.

normal subgroups only

This group has 13013 conjugacy classes of subgroups — too many to draw. Only its 491 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Full subgroup data →

Presentation

transitive degreeμt(G) = 64

Polycyclic presentation:

2^10|a^2=g,b^2=j,d^2=j,b^a=be,c^a=cef,c^b=cef,d^a=dh,d^b=dh,d^c=dj,e^a=ei,f^a=fi,f^d=fj,g^b=gi,g^e=gj,g^f=gj,h^c=hj,i^a=ij

Conjugacy classes & character table

106 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#72341290, #72341305, #72341315, …
maximal normal subgroup of#72341290, #72341305, #72341315, …

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