Finite Group Databasebeta

#72246641

order2016
automorphism?
homologyAbelianization (H1) = C2×C4 · Schur multiplier (H2) = C2

Aliases

No aliases for this group.

Splittings

HallC32×C7 ⋊ #104
SylowC32 ⋊ #6379
SylowC7 ⋊ #63568

Subgroups

subgroupG/H
centerC4#92695
commutatorC32×C4×C7C2×C4
Frattini, hypercenterC2×C4(C3⋊D3)⋊D7
Fitting, cosocleC2×C32×C4×C7C22
socleC2×C32×C7C22⋊C4
prime radicalC3×#66728C2
hypocenterC32×C7#104
LCSG ▷ C32×C4×C7 ▷ C2×C32×C7 ▷ C32×C7
UCSC1 ◁ C4 ◁ C2×C4

206 conjugacy classes of subgroups; only the 59 normal subgroups are shown.

normal subgroups only

This group has 206 conjugacy classes of subgroups — too many to draw. Only its 59 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) = 168

Polycyclic presentation:

2^5,3^2,7|a^2=e,b^2=c,d^2=e,b^a=bd,c^a=ce,d^a=de,f^a=f^2,f^b=f^2,g^a=f^2g,g^b=g^2,h^a=h^6

Conjugacy classes & character table

186 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#72246648, D7×#63568, #72246681, …
maximal normal subgroup of#72246648, D7×#63568, #72246681, …

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