Finite Group Databasebeta

C9×#1989 #11766710

order1152
nilpotency class3
isoclinismisoclinic class of #447
automorphism?
homologyAbelianization (H1) = C22×C4×C9 · Schur multiplier (H2) = C2×C4

Aliases

direct productC9×#1989

Subgroups

subgroupG/H
centerC23×C9C2×D4
commutatorC2×C4C22×C4×C9
Frattini, cosocleC22×C3×C4C23×C3
socle, prime radicalC23×C3C2×C3×D4
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C23×C9 ◁ C2×C42×C9 ◁ G

390 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 29
transitive degreeμt(G) = 1152

A minimal faithful permutation representation — 3 generators on 29 points:

(1,2,3,4,5,6,7,8,9)(11,13)(14,15)(16,20)(17,18)(19,21)(22,23,24,28,25,27,29,26);(10,11,12,13)(15,18)(19,20)(23,26)(24,29)(27,28);(14,16,17,21)(15,19,18,20)(23,27)(26,28)

Conjugacy classes & character table

342 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1152, 721);