Finite Group Databasebeta
Cayley diagram

C23×D15 #6846

order240
isoclinismisoclinic class of D15
automorphismAut(G) order 161280
homologyAbelianization (H1) = C24 · Schur multiplier (H2) = C26

Aliases

direct productC23×D15

Splittings

Fitting, socleC23×C3×C5 ⋊ C2
derived, HallC3×C5 ⋊ C24
SylowC5 ⋊ C23×D3
SylowC3 ⋊ C23×D5

Subgroups

subgroupG/H
center, hypercenterC23D15
commutator, cosocle, hypocenterC3×C5C24
FrattiniC1G
Fitting, socleC23×C3×C5C2
LCSG ▷ C3×C5
UCSC1 ◁ C23

268 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 14
transitive degreeμt(G) = 120

A minimal faithful permutation representation — 4 generators on 14 points:

(1,2)(3,4)(5,6)(8,9)(11,12)(13,14);(5,6)(7,8,9)(10,11,13,14,12);(3,4);(1,2)

Conjugacy classes & character table

72 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×#6667, #91561, #91572, …
maximal normal subgroup ofC2×#6667, #91561, #91572, …
maximal quotient ofC22×Dic30, C22×C4×D15, C22×D60, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(240, 207);