Finite Group Databasebeta

#72244996

order4704
automorphism?
homologyAbelianization (H1) = C22×C3×C4 · Schur multiplier (H2) = C22

Aliases

No aliases for this group.

Splittings

Hall#13096284 ⋊ C3
HallC7×ΓL(1,𝔽8) ⋊ C2×M16
SylowC72 ⋊ C2×C3×M16

Subgroups

subgroupG/H
center, FrattiniC4C2×D7×AGL(1,𝔽7)
commutator, socleC2×C72C22×C3×C4
FittingC2×C4×C72C22×C3
prime radicalC22×ΓL(1,𝔽8)⋊D7C4
cosocleC4×C72C23×C3
hypercenterC2×C4D7×AGL(1,𝔽7)
hypocenterC72C2×C3×M16
LCSG ▷ C2×C72 ▷ C72
UCSC1 ◁ C4 ◁ C2×C4

299 conjugacy classes of subgroups; only the 93 normal subgroups are shown.

normal subgroups only

This group has 299 conjugacy classes of subgroups — too many to draw. Only its 93 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:

2^3,3,2^2,7^2|a^2=e,e^2=f,b^a=bf,g^a=g^6,g^c=g^6,g^d=g^4,h^a=g^6h,h^c=h^6,h^d=g^5h

Conjugacy classes & character table

184 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#72245056, #72245201, #72245770, …
maximal normal subgroup of#72245056, #72245201, #72245770, …

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