Finite Group Databasebeta
Cayley diagram

#267928

order512
nilpotency class3
isoclinismisoclinic class of #267899
automorphism?
homologyAbelianization (H1) = C24 · Schur multiplier (H2) = C25

Aliases

No aliases for this group.

Subgroups

subgroupG/H
center, socleC22#2410
commutator, Frattini, cosocleC2×C42C24
prime radicalC22×#41D4
LCSG ▷ C2×C42 ▷ C22 ▷ C1
UCSC1 ◁ C22 ◁ C2×C42 ◁ G
LECSG ▷ C2×C42 ▷ C22 ▷ C1

884 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:

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

Polycyclic presentation:

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

Conjugacy classes & character table

50 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 175124);