Finite Group Databasebeta

#72255266

order1536
automorphism?
homologyAbelianization (H1) = C23 · Schur multiplier (H2) = C25

Aliases

No aliases for this group.

Splittings

FittingC3×#12852 ⋊ C2
SylowC3 ⋊ #144415

Subgroups

subgroupG/H
centerC22#70037
commutator, cosocleC23×C3×D4C23
FrattiniC23×D4C22×D3
FittingC3×#12852C2
socleC22×C3#2021
prime radical#87239C22
hypercenter#12852D3
hypocenterC3#144415
LCSG ▷ C23×C3×D4 ▷ C23×C3 ▷ C2×C3 ▷ C3
UCSC1 ◁ C22 ◁ C24 ◁ C23×D4 ◁ #12852

1884 conjugacy classes of subgroups; only the 101 normal subgroups are shown.

normal subgroups only

This group has 1884 conjugacy classes of subgroups — too many to draw. Only its 101 normal subgroups are shown.

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

Full subgroup data →

Presentation

minimal degreeμ(G) = 27
transitive degreeμt(G) = 96

A minimal faithful permutation representation — 3 generators on 27 points:

(1,2)(3,5)(4,6)(7,8)(9,11,13,20)(10,15,14,23)(12,21)(16,18)(17,24)(19,22)(26,27);(1,3,4,8)(2,5,6,7)(10,14)(15,23)(18,24)(19,21)(25,26,27);(1,2)(3,7,8,5)(4,6)(9,10,12,17)(11,18,21,15)(13,14,22,16)(19,23,20,24)

Polycyclic presentation:

2^9,3|a^2=f,b^2=gh,c^2=dfhi,d^2=i,b^a=be,c^a=cd,c^b=cdfh,d^a=dh,d^b=dg,d^c=dh,e^a=eg,e^c=eghi,e^d=ei,f^b=fg,f^c=fhi,f^d=fi,f^e=fi,g^a=gi,g^c=gi,h^a=hi,h^c=hi,j^c=j^2

Conjugacy classes & character table

84 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofD3×#144415, #72255289, #72270550
maximal normal subgroup ofD3×#144415, #72255289, #72270550

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