Finite Group Databasebeta
Cayley diagram

#318762

order512
nilpotency class3
isoclinismisoclinic class of #262851
automorphism?
homologyAbelianization (H1) = C24 · Schur multiplier (H2) = C23

Aliases

No aliases for this group.

Subgroups

subgroupG/H
center, socle, prime radicalC23C2×#121
commutator, Frattini, cosocleC2×C42C24
LCSG ▷ C2×C42 ▷ C22 ▷ C1
UCSC1 ◁ C23 ◁ C43 ◁ G
LECSG ▷ C2×C42 ▷ C22 ▷ C1

538 conjugacy classes of subgroups; only the 158 normal subgroups are shown.

normal subgroups only

This group has 538 conjugacy classes of subgroups — too many to draw. Only its 158 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) = 512

A minimal faithful permutation representation — 4 generators on 40 points:

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

Polycyclic presentation:

2^9|a^2=e,b^2=egi,c^2=i,d^2=ehi,f^2=h,g^2=i,b^a=be,c^a=cf,d^a=de,f^a=fh,c^b=cg,d^b=dh,f^c=fh,g^c=gi

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, 225958);