#72220956

order	3200
automorphism	?
homology	Abelianization (H₁) = C₂⁴×C₄ · Schur multiplier (H₂) = C₂⁹

Aliases

No aliases for this group.

Splittings

Fitting	C₅²×#41 ⋊ C₂×C₄
Sylow	C₅² ⋊ C₄×H(5,𝔽₂)

Subgroups

	subgroup	G/H
center, Frattini	C₂	C₂³×D₅⋊AGL(1,𝔽₅)
commutator, socle	C₂×C₅²	C₂⁴×C₄
Fitting	C₅²×#41	C₂×C₄
prime radical	#13107838	C₂
cosocle	C₂×C₅⋊D₅	C₂⁵
hypercenter	#41	D₅⋊AGL(1,𝔽₅)
hypocenter	C₅²	C₄×H(5,𝔽₂)
LCS	G ▷ C₂×C₅² ▷ C₅²
UCS	C₁ ◁ C₂ ◁ #41

3630 conjugacy classes of subgroups.

Full subgroup data →

Presentation

Polycyclic presentation:

2^7,5^2|b^2=g,d^2=f,e^2=g,b^a=bg,c^a=cg,c^b=cg,e^b=eg,h^a=h^4,h^d=h^3,h^f=h^4,i^a=h^3i,i^d=i^3,i^f=i^4

Conjugacy classes & character table

122 conjugacy classes — view the full character table.

Relationships

maximal subgroup of	#72221147, #72223006, #72223047, …
maximal normal subgroup of	#72221147, #72223006, #72223047, …
maximal quotient of	#72253342

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