Finite Group Databasebeta
Cayley diagram

#240148

order512
nilpotency class3
isoclinismisoclinic class of #10464
automorphism?
homologyAbelianization (H1) = C24 · Schur multiplier (H2) = C25

Aliases

No aliases for this group.

Subgroups

subgroupG/H
centerC2×C4#394
commutator, Frattini, cosocleC2×C42C24
socleC22C2×#394
prime radicalC22×#41D4
LCSG ▷ C2×C42 ▷ C22 ▷ C1
UCSC1 ◁ C2×C4 ◁ C22×C42 ◁ G
LECSG ▷ C2×C42 ▷ C22 ▷ C1

947 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:

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

Polycyclic presentation:

2^9|a^2=i,c^2=e,d^2=h,e^2=h,f^2=i,g^2=h,b^a=be,c^a=cf,e^a=eh,f^a=fi,c^b=cg,e^b=eh,g^b=gh,f^c=fhi

Conjugacy classes & character table

74 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 147344);