Finite Group Databasebeta
Cayley diagram

#498559

order512
nilpotency class4
isoclinismisoclinic class of D4×D16
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C25

Aliases

No aliases for this group.

Subgroups

subgroupG/H
center, socleC23C22×D8
commutatorC2×C8C23×C4
Frattini, cosocleC22×C8C24
prime radicalC22×D16C22
LCSG ▷ C2×C8 ▷ C4 ▷ C2 ▷ C1
UCSC1 ◁ C23 ◁ C4×C4⋊C4 ◁ C8×C4⋊C4 ◁ G
LECSG ▷ C22×C8 ▷ C4 ▷ C2 ▷ C1

722 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 40
transitive degreeμt(G) = 256

A minimal faithful permutation representation — 4 generators on 40 points:

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

Polycyclic presentation:

2^9|a^2=g,b^2=egh,c^2=fi,d^2=ehi,e^2=hi,g^2=hi,h^2=i,b^a=be,c^a=cf,d^b=de,e^b=eh,g^b=gh,h^b=hi

Conjugacy classes & character table

110 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 405755);