Finite Group Databasebeta

C2×C9×#556 #11768195

order1152
nilpotency class2
isoclinismisoclinic class of D42
automorphism?
homologyAbelianization (H1) = C25×C9 · Schur multiplier (H2) = C28

Aliases

direct productC2×C9×#556

Subgroups

subgroupG/H
centerC23×C9C24
commutatorC22C25×C9
Frattini, cosocleC22×C3C25×C3
socleC23×C3C24×C3
prime radicalC22×C3×D4C22×C3
LCSG ▷ C22 ▷ C1
UCSC1 ◁ C23×C9 ◁ G

1668 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 27
transitive degreeμt(G) = 576

A minimal faithful permutation representation — 5 generators on 27 points:

(1,2)(19,20,21,22,23,24,25,26,27);(3,4)(5,7)(6,9)(8,10)(13,17)(15,18);(3,5,8,6)(4,9,10,7)(11,12,14,16)(13,15,17,18);(3,6,8,5)(4,9,10,7)(11,13)(12,15)(14,17)(16,18);(3,7,8,9)(4,5,10,6)

Conjugacy classes & character table

450 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1152, 2206);