Finite Group Databasebeta
Cayley diagram

#272218

order512
nilpotency class3
isoclinismisoclinic class of #272155
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 radical#3038C22
LCSG ▷ C2×C42 ▷ C22 ▷ C1
UCSC1 ◁ C22 ◁ C2×C42 ◁ G
LECSG ▷ C2×C42 ▷ C22 ▷ C1

860 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:

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

Polycyclic presentation:

2^9|a^2=fh,b^2=h,c^2=hi,d^2=hi,e^2=h,f^2=i,g^2=i,b^a=be,c^a=cf,d^a=de,e^a=eh,c^b=cg,e^b=eh,g^b=gi,f^c=fi,g^c=gi,e^d=eh

Conjugacy classes & character table

59 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 179414);