Finite Group Databasebeta
Cayley diagram

C3×C3⋊D15 #63209

order270
isoclinismisoclinic class of C3⋊D15
automorphism?
homologyAbelianization (H1) = C2×C3 · Schur multiplier (H2) = C3

Aliases

direct productC3×C3⋊D15
unambiguous semidirect productC3⋊(C3×D15)
unambiguous semidirect productC5⋊(C3×C3⋊D3)

Splittings

Fitting, socle, HallC33×C5 ⋊ C2
derivedC32×C5 ⋊ C2×C3
SylowC33 ⋊ D5
SylowC5 ⋊ C3×C3⋊D3

Subgroups

subgroupG/H
center, hypercenterC3C3⋊D15
commutator, cosocle, hypocenterC32×C5C2×C3
FrattiniC1G
Fitting, socleC33×C5C2
LCSG ▷ C32×C5
UCSC1 ◁ C3

64 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 14
transitive degreeμt(G) = 90

A minimal faithful permutation representation — 3 generators on 14 points:

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

Conjugacy classes & character table

72 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC3×#4380, C3⋊#4380, C3×D5×C3⋊D3, …
maximal normal subgroup ofC3×#4380, C3⋊#4380, C3×D5×C3⋊D3, …
maximal quotient ofC3×C3⋊Dic15, C2×C3×C3⋊D15, C3×C3⋊D45, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(270, 27);