#72243399

order	2560
automorphism	?
homology	Abelianization (H₁) = C₂⁴ · Schur multiplier (H₂) = C₂⁹

Aliases

No aliases for this group.

Splittings

Fitting	C₅×#8534 ⋊ C₂
Sylow	C₅ ⋊ #347042

Subgroups

	subgroup	G/H
center	C₂²	#10605592
commutator, cosocle	C₂⁵×C₅	C₂⁴
Frattini	C₂⁵	C₂³×D₅
Fitting	C₅×#8534	C₂
socle	C₂²×C₅	#2846
hypercenter	#8534	D₅
hypocenter	C₅	#347042
LCS	G ▷ C₂⁵×C₅ ▷ C₂²×C₅ ▷ C₅
UCS	C₁ ◁ C₂² ◁ C₂⁵ ◁ #8534

7756 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degree

μ_t(G) = 80

Polycyclic presentation:

2^9,5|b^2=f,c^2=h,b^a=bg,c^b=ce,d^a=dg,d^b=df,d^c=deh,e^a=ei,e^b=eh,f^c=fh,g^c=gi,j^d=j^4

Conjugacy classes & character table

139 conjugacy classes — view the full character table.

Relationships

maximal subgroup of	D₅×#347042
maximal normal subgroup of	D₅×#347042

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