Finite Group Databasebeta
Cayley diagram

#205662

order512
nilpotency class3
isoclinismisoclinic class of #9758
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C25×C4

Aliases

No aliases for this group.

Subgroups

subgroupG/H
centerC2×C4#390
commutatorC42C23×C4
Frattini, cosocleC2×C42C24
socleC22C2×#390
prime radicalC2×#3147C2
LCSG ▷ C42 ▷ C22 ▷ C1
UCSC1 ◁ C2×C4 ◁ C22×C42 ◁ G
LECSG ▷ C2×C42 ▷ C22 ▷ C1

1264 conjugacy classes of subgroups.

Full subgroup data →

Presentation

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

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

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

Polycyclic presentation:

2^9|a^2=g,b^2=egh,c^2=fh,d^2=i,e^2=hi,f^2=i,g^2=i,b^a=be,c^a=cf,e^a=eh,f^a=fi,c^b=ch,e^b=ei,g^b=gi

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, 112858);