Finite Group Databasebeta

#72210025

order1024
nilpotency class3
automorphism?
homologyAbelianization (H1) = C25 · Schur multiplier (H2) = C216

Aliases

No aliases for this group.

Subgroups

subgroupG/H
center, socleC2#6342371
commutator, Frattini, cosocleC25C25
LCSG ▷ C25 ▷ C2 ▷ C1
UCSC1 ◁ C2 ◁ C25 ◁ G
LECSG ▷ C25 ▷ C2 ▷ C1

216542 conjugacy classes of subgroups; only the 2291 normal subgroups are shown.

normal subgroups only

This group has 216542 conjugacy classes of subgroups — too many to draw. Only its 2291 normal subgroups are shown.

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

Full subgroup data →

Presentation

Polycyclic presentation:

2^10|d^2=ij,e^2=j,b^a=bh,c^a=cg,d^a=di,d^b=dhj,d^c=dg,e^a=ef,e^d=efj,f^c=fj,f^d=fj,g^e=gj,h^d=hj,i^b=ij,i^e=ij

Conjugacy classes & character table

154 conjugacy classes — view the full character table.

Relationships

Fitting subgroup of#72252401, #72258874, #72258917, …
maximal subgroup of#72210030, #72210031, #72210032, …
maximal normal subgroup of#72210030, #72227297, #72234499, …
maximal quotient of#72228235, #72234942, C2×#72210025, …

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