Finite Group Databasebeta

#72218354

order6720
automorphism?
homologyAbelianization (H1) = C22×C3×C4 · Schur multiplier (H2) = C23

Aliases

No aliases for this group.

Splittings

FittingC5×C7×#41 ⋊ C3×C4
Hall#72218353 ⋊ C3
HallC5×ΓL(1,𝔽8) ⋊ #417
HallC5×C7 ⋊ C3×#417
HallΓL(1,𝔽8) ⋊ #65793
SylowC7 ⋊ C3×#65793
SylowC5 ⋊ #90004⋊C3

Subgroups

subgroupG/H
centerC2C2×(C22⋊(C7⋊AGL(1,𝔽5)))⋊C3
commutatorC4×C5×C7C22×C3×C4
FrattiniC4C22×ΓL(1,𝔽8)⋊AGL(1,𝔽5)
FittingC5×C7×#41C3×C4
socleC2×C5×C7C2×C3×C22⋊C4
prime radicalD5×#41×ΓL(1,𝔽8)C2
cosocleC4×C7×D5C23×C3
hypercenter#41ΓL(1,𝔽8)⋊AGL(1,𝔽5)
hypocenterC5×C7C3×#417
LCSG ▷ C4×C5×C7 ▷ C2×C5×C7 ▷ C5×C7
UCSC1 ◁ C2 ◁ C2×C4 ◁ #41

648 conjugacy classes of subgroups.

Full subgroup data →

Presentation

Polycyclic presentation:

2^3,3,2^3,5,7|a^2=e,b^2=efg,e^2=g,f^2=g,b^a=bf,c^a=cg,e^b=eg,f^b=fg,h^a=h^3,h^b=h^3,h^e=h^4,i^a=i^6,i^b=i^6,i^d=i^2

Conjugacy classes & character table

136 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofAGL(1,ℤ/8)×ΓL(1,𝔽8)⋊AGL(1,𝔽5), AGL(1,𝔽5)×#6512⋊C3, AGL(1,𝔽7)×#65793
maximal normal subgroup ofAGL(1,ℤ/8)×ΓL(1,𝔽8)⋊AGL(1,𝔽5), AGL(1,𝔽5)×#6512⋊C3, AGL(1,𝔽7)×#65793

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