Finite Group Databasebeta
Cayley diagram

#100111

order512
nilpotency class3
isoclinismisoclinic class of #9431
automorphism?
homologyAbelianization (H1) = C22×C8 · Schur multiplier (H2) = C22×C4

Aliases

No aliases for this group.

Subgroups

subgroupG/H
center, socleC23#386
commutatorC42C22×C8
Frattini, cosocleC43C23
prime radicalC22×D4C22⋊C4
LCSG ▷ C42 ▷ C22 ▷ C1
UCSC1 ◁ C23 ◁ C43 ◁ G
LECSG ▷ C43 ▷ C23 ▷ C1

428 conjugacy classes of subgroups; only the 100 normal subgroups are shown.

normal subgroups only

This group has 428 conjugacy classes of subgroups — too many to draw. Only its 100 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)(10,14)(11,17)(12,20)(16,22)(18,19)(21,23)(25,26)(27,34,35,38)(28,31,36,37)(29,32)(30,33)(39,40);(1,3,4,8,5,2,6,7)(9,10,12,14,13,16,20,22)(11,15,18,21,19,24,17,23)(25,27,29,37,30,35,39,31)(26,28,32,38,33,36,40,34);(9,11)(10,15)(12,18)(13,19)(14,21)(16,24)(17,20)(22,23)(25,28)(26,31)(27,32)(29,38)(30,36)(33,37)(34,39)(35,40)

Polycyclic presentation:

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

Conjugacy classes & character table

80 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 7307);