Finite Group Databasebeta

#72254606

order10800
automorphism?
homologyAbelianization (H1) = C3×C42 · Schur multiplier (H2) = C4

Aliases

No aliases for this group.

Splittings

derivedC52×C9 ⋊ C3×C42
HallC52×3−1+2 ⋊ C42
Sylow3−1+2 ⋊ #87830
SylowC52 ⋊ C4×3−1+2⋊C4

Subgroups

subgroupG/H
center, hypercenterC2#72222365
commutator, hypocenterC52×C9C3×C42
FrattiniC2×C3C3×#10597183
FittingC2×C52×3−1+2C2×C4
socleC2×C3×C52C3×C4×D3
prime radicalC2×C32×C5⋊D5C2×D3
cosocleC2×C9×C5⋊D5C22×C3
LCSG ▷ C52×C9
UCSC1 ◁ C2

498 conjugacy classes of subgroups; only the 88 normal subgroups are shown.

normal subgroups only

This group has 498 conjugacy classes of subgroups — too many to draw. Only its 88 normal subgroups are shown.

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

Full subgroup data →

Presentation

transitive degreeμt(G) = 180

Polycyclic presentation:

2^2,3,2^2,3,5^2,3|a^2=d,b^2=de,f^3=i,f^b=f^2i^2,f^c=fi,g^a=g^2,g^b=g^3,g^d=g^4,h^a=g^3h^3,h^b=h^3,h^d=h^4,i^b=i^2

Conjugacy classes & character table

164 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofAGL(1,ℤ/9)×#87830, #72254807, #72254816
maximal normal subgroup ofAGL(1,ℤ/9)×#87830, #72254807, #72254816

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