Finite Group Databasebeta

3−1+2×#382 #13144906

order1728
nilpotency class2
isoclinismisoclinic class of H(3,𝔽3)×#120
automorphism?
homologyAbelianization (H1) = C22×C32×C4 · Schur multiplier (H2) = C22×C4

Aliases

direct product3−1+2×#382
unambiguous semidirect product(C9×#382)⋊C3

Subgroups

subgroupG/H
center, Frattini, socle, cosocleC23×C3C23×C32
commutatorC22×C3C22×C32×C4
prime radicalC23×C32C23×C3
LCSG ▷ C22×C3 ▷ C1
UCSC1 ◁ C23×C3 ◁ G

616 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 25
transitive degreeμt(G) = 576

A minimal faithful permutation representation — 3 generators on 25 points:

(1,2,4,3,6,8,7,5,9)(11,12)(14,15,16,17)(20,24)(22,25);(2,5,6)(4,8,9)(10,11,13,12)(18,19,21,23)(20,22,24,25);(10,12,13,11)(18,20)(19,22)(21,24)(23,25)

Conjugacy classes & character table

308 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1728, 10969);