Finite Group Databasebeta

C9×#537 #10589969

order576
nilpotency class2
isoclinismisoclinic class of #534
automorphism?
homologyAbelianization (H1) = C24×C9 · Schur multiplier (H2) = C25

Aliases

direct productC9×#537

Subgroups

subgroupG/H
centerC22×C9C24
commutatorC22C24×C9
Frattini, socle, cosocleC22×C3C24×C3
prime radicalC3×#537C3
LCSG ▷ C22 ▷ C1
UCSC1 ◁ C22×C9 ◁ G

441 conjugacy classes of subgroups; only the 243 normal subgroups are shown.

normal subgroups only

This group has 441 conjugacy classes of subgroups — too many to draw. Only its 243 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) = 21
transitive degreeμt(G) = 288

A minimal faithful permutation representation — 4 generators on 21 points:

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

Conjugacy classes & character table

198 conjugacy classes — view the full character table.

Relationships

Fitting subgroup of#11778095, #11778321, #11778547, …
maximal subgroup ofC9×#1598, C9×#1604, C9×#1610, …
maximal normal subgroup ofC9×#1598, C9×#1604, C9×#1610, …
maximal quotient ofC9×#2311, C9×#2316, C9×#2323, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(576, 1851);