Finite Group Databasebeta

#72246701

order1536
automorphism?
homologyAbelianization (H1) = C2×C3×C4 · Schur multiplier (H2) = C25

Aliases

No aliases for this group.

Splittings

Fitting, Sylow#10574064 ⋊ C3

Subgroups

subgroupG/H
center, socleC2C22⋊C4×C22⋊A4
commutatorC2×H(5,𝔽2)C2×C3×C4
FrattiniC2×C4C22×C22⋊A4
Fitting#10574064C3
prime radicalC2×#87547C2
cosocleC2×#585C22×C3
hypercenter#100C22⋊A4
hypocenterH(5,𝔽2)C3×C22⋊C4
LCSG ▷ C2×H(5,𝔽2) ▷ H(5,𝔽2)
UCSC1 ◁ C2 ◁ C2×C4 ◁ #100

7712 conjugacy classes of subgroups; only the 89 normal subgroups are shown.

normal subgroups only

This group has 7712 conjugacy classes of subgroups — too many to draw. Only its 89 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) = 32

Polycyclic presentation:

2^2,3,2^7|a^2=d,d^2=j,f^2=j,g^2=j,b^a=be,d^b=dj,e^a=ej,f^c=g,g^c=fgj,g^f=gj,h^c=hi,h^f=hj,i^c=h,i^g=ij

Conjugacy classes & character table

83 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#72247549, #72247722, #72247755, …
maximal normal subgroup of#72247549, #72247722, #72247755, …

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