Finite Group Databasebeta
Cayley diagram

#368457

order512
nilpotency class3
isoclinismisoclinic class of #24398
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C25×C4

Aliases

No aliases for this group.

Subgroups

subgroupG/H
centerC2×C4C2×#121
commutatorC22×C4C23×C4
Frattini, cosocleC23×C4C24
socleC22C2×#388
prime radicalC2×#525C22
LCSG ▷ C22×C4 ▷ C2 ▷ C1
UCSC1 ◁ C2×C4 ◁ C24×C4 ◁ G
LECSG ▷ C23×C4 ▷ C2 ▷ C1

1425 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 20
transitive degreeμt(G) = 64

A minimal faithful permutation representation — 4 generators on 20 points:

(1,2)(3,4)(7,14,16,17)(11,19,20,15);(2,4)(5,6,8,12,10,13,9,18)(7,15,17,20,16,19,14,11);(5,7,9,14,10,16,8,17)(6,11,12,15,13,20,18,19);(2,4)

Polycyclic presentation:

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

Conjugacy classes & character table

86 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 275653);