Finite Group Databasebeta

C9×#2238 #11766959

order1152
nilpotency class4
isoclinismisoclinic class of #2238
automorphism?
homologyAbelianization (H1) = C23×C9 · Schur multiplier (H2) = C2

Aliases

direct productC9×#2238

Subgroups

subgroupG/H
centerC2×C9#481
commutatorC2×C8C23×C9
Frattini, cosocleC2×C3×C8C23×C3
socleC2×C3C3×#481
prime radicalC3×#469C2×C3
LCSG ▷ C2×C8 ▷ C4 ▷ C2 ▷ C1
UCSC1 ◁ C2×C9 ◁ C2×C4×C9 ◁ C2×C9×M16 ◁ G

201 conjugacy classes of subgroups; only the 84 normal subgroups are shown.

normal subgroups only

This group has 201 conjugacy classes of subgroups — too many to draw. Only its 84 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Full subgroup data →

Presentation

minimal degreeμ(G) = 25
transitive degreeμt(G) = 144

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

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

Conjugacy classes & character table

180 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1152, 970);