Finite Group Databasebeta
Cayley diagram

#108440

order512
nilpotency class3
isoclinismisoclinic class of #105688
automorphism?
homologyAbelianization (H1) = C2×C42 · Schur multiplier (H2) = C22×C4

Aliases

No aliases for this group.

Subgroups

subgroupG/H
centerC2×C4C4×C22⋊C4
commutatorC42C2×C42
Frattini, cosocleC22×C42C23
socleC22#1434
prime radicalC24#123
LCSG ▷ C42 ▷ C2 ▷ C1
UCSC1 ◁ C2×C4 ◁ C4×#117 ◁ G
LECSG ▷ C22×C42 ▷ C22 ▷ C1

513 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:

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

Polycyclic presentation:

2^9|a^2=f,b^2=g,c^2=d,d^2=i,e^2=h,f^2=h,b^a=bd,c^a=ce,e^a=eh,g^a=gi,f^b=fi,e^c=eh

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, 15636);