Finite Group Databasebeta
Cayley diagram

#6439750

order512
nilpotency class3
isoclinismisoclinic class of #23886
automorphism?
homologyAbelianization (H1) = C25 · Schur multiplier (H2) = C28

Aliases

No aliases for this group.

Subgroups

subgroupG/H
centerC2×C4D42
commutator, Frattini, cosocleC22×C4C25
socleC22C2×D42
prime radical#23888C2
LCSG ▷ C22×C4 ▷ C2 ▷ C1
UCSC1 ◁ C2×C4 ◁ C2×C42 ◁ G
LECSG ▷ C22×C4 ▷ C2 ▷ C1

2081 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 40
transitive degreeμt(G) = 128

A minimal faithful permutation representation — 5 generators on 40 points:

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

Polycyclic presentation:

2^9|a^2=i,e^2=f,g^2=i,h^2=i,b^a=bf,c^a=cg,g^a=gi,c^b=ch,d^b=dh,h^b=hi,g^c=gi,h^c=hi,h^d=hi

Conjugacy classes & character table

86 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 6346946);