Finite Group Databasebeta
Cayley diagram

#199178

order512
nilpotency class3
isoclinismisoclinic class of #9307
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C26

Aliases

No aliases for this group.

Subgroups

subgroupG/H
centerC2×C4#386
commutatorC42C23×C4
Frattini, cosocleC2×C42C24
socleC22C2×#386
prime radicalC22×#41D4
LCSG ▷ C42 ▷ C22 ▷ C1
UCSC1 ◁ C2×C4 ◁ C22×C42 ◁ G
LECSG ▷ C2×C42 ▷ C22 ▷ C1

1119 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:

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

Polycyclic presentation:

2^9|a^2=g,b^2=eg,d^2=i,e^2=hi,f^2=i,b^a=be,c^a=cf,e^a=eh,f^a=fi,c^b=ch,e^b=ei,g^b=gi,f^c=fi

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, 106374);