Finite Group Databasebeta
Cayley diagram

#136625

order512
nilpotency class3
isoclinismisoclinic class of #9159
automorphism?
homologyAbelianization (H1) = C22×C8 · Schur multiplier (H2) = C22×C4

Aliases

No aliases for this group.

Subgroups

subgroupG/H
centerC2×C4#386
commutatorC42C22×C8
Frattini, cosocleC2×C4×C8C23
socleC22#1869
prime radical#3035C4
LCSG ▷ C42 ▷ C22 ▷ C1
UCSC1 ◁ C2×C4 ◁ C2×C4×C8 ◁ G
LECSG ▷ C2×C4×C8 ▷ C2×C4 ▷ C2 ▷ C1

386 conjugacy classes of subgroups.

Full subgroup data →

Presentation

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

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

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

Polycyclic presentation:

2^9|a^2=f,b^2=dfg,c^2=g,d^2=gi,e^2=i,f^2=h,h^2=i,b^a=bd,c^a=ce,d^a=di,d^b=dg,e^b=ei,f^b=fg,d^c=di,e^c=ei,f^c=fi

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, 43821);