#72253138

order	6400
automorphism	?
homology	Abelianization (H₁) = C₄×C₈ · Schur multiplier (H₂) = C₂³

Aliases

No aliases for this group.

Splittings

Fitting	C₅²×#346 ⋊ C₄
Sylow	C₅² ⋊ #7178

Subgroups

	subgroup	G/H
center	C₂²	#13100271
commutator	C₅²×C₈	C₄×C₈
Frattini	C₄×C₈	C₂×#1043
Fitting	C₅²×#346	C₄
socle	C₂²×C₅²	#340
prime radical	C₂²×C₅⋊D₅	#102
cosocle	C₄×C₈×C₅⋊D₅	C₂²
hypercenter	#346	#1043
hypocenter	C₅²	#7178
LCS	G ▷ C₅²×C₈ ▷ C₄×C₅² ▷ C₂×C₅² ▷ C₅²
UCS	C₁ ◁ C₂² ◁ C₄² ◁ C₄×C₈ ◁ #346

1096 conjugacy classes of subgroups; only the 190 normal subgroups are shown.

normal subgroups only

This group has 1096 conjugacy classes of subgroups — too many to draw. Only its 190 normal subgroups are shown.

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

Full subgroup data →

Presentation

transitive degree

μ_t(G) = 1600

Polycyclic presentation:

2^8,5^2|a^2=c,b^2=cdgh,c^2=f,d^2=g,e^2=g,g^2=h,b^a=be,c^b=ch,d^a=dg,d^b=dh,e^a=eg,e^b=eh,g^a=gh,i^a=i^3,i^c=i^4,i^d=i^4,j^a=j^3,j^c=j^4,j^d=j^4

Conjugacy classes & character table

304 conjugacy classes — view the full character table.

Relationships

maximal subgroup of	#72253140, #1043×#1333, #72253190
maximal normal subgroup of	#72253140, #1043×#1333, #72253190

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