Finite Group Databasebeta
Cayley diagram

#99997

order512
nilpotency class3
isoclinismisoclinic class of #9331
automorphism?
homologyAbelianization (H1) = C22×C8 · Schur multiplier (H2) = C23

Aliases

No aliases for this group.

Subgroups

subgroupG/H
center, socleC23#386
commutatorC22×C4C22×C8
Frattini, cosocleC22×C42C23
prime radicalC2×#121C2×C4
LCSG ▷ C22×C4 ▷ C22 ▷ C1
UCSC1 ◁ C23 ◁ C22×C42 ◁ G
LECSG ▷ C22×C42 ▷ C23 ▷ C1

446 conjugacy classes of subgroups; only the 96 normal subgroups are shown.

normal subgroups only

This group has 446 conjugacy classes of subgroups — too many to draw. Only its 96 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) = 40
transitive degreeμt(G) = 256

A minimal faithful permutation representation — 3 generators on 40 points:

(1,2,4,7,5,3,6,8)(9,10,15,18)(11,14,17,13)(12,19)(16,20)(21,23)(22,24)(25,26)(27,30,34,38)(28,35,36,31)(29,32)(33,37)(39,40);(1,3,4,8,5,2,6,7)(9,11,13,10,15,17,14,18)(12,19,21,16,22,24,20,23)(25,27,29,34)(26,30)(28,33,36,39)(31,37)(32,38)(35,40);(9,12)(10,16)(11,19)(13,21)(14,20)(15,22)(17,24)(18,23)(25,28)(26,31)(27,33)(29,36)(30,37)(32,35)(34,39)(38,40)

Polycyclic presentation:

2^9|a^2=f,b^2=dfg,d^2=gh,e^2=gh,f^2=i,b^a=bd,c^a=ce,d^a=dg,e^a=eh,d^b=dh,e^b=eg,f^b=fh,d^c=dg,e^c=egh,f^c=fg

Conjugacy classes & character table

68 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 7193);