Finite Group Databasebeta

C9×#456 #10589010

order576
nilpotency class3
isoclinismisoclinic class of #453
automorphism?
homologyAbelianization (H1) = C23×C9 · Schur multiplier (H2) = C23

Aliases

direct productC9×#456

Subgroups

subgroupG/H
centerC2×C9#120
commutatorC2×C4C23×C9
Frattini, cosocleC2×C3×C4C23×C3
socleC2×C3C3×#120
prime radicalC3×2−1+4C2×C3
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C2×C9 ◁ C2×C4×C9 ◁ G

213 conjugacy classes of subgroups; only the 81 normal subgroups are shown.

normal subgroups only

This group has 213 conjugacy classes of subgroups — too many to draw. Only its 81 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)(10,11,15,13)(12,18,21,25)(14,22,24,17)(16,23,19,20);(10,12)(11,16)(13,19)(14,23)(15,21)(17,25)(18,22)(20,24);(10,13,15,11)(12,19,21,16)(14,17,24,22)(18,23,25,20)

Conjugacy classes & character table

144 conjugacy classes — view the full character table.

Relationships

Fitting subgroup of#11772780, #11798753, #11798788, …
maximal subgroup ofC9×#1405, C9×#2203, C9×#2204, …
maximal normal subgroup ofC9×#1405, C9×#2203, C9×#2204, …
maximal quotient ofC9×#1603, C9×#1604, C9×#1605, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(576, 892);