Finite Group Databasebeta
Cayley diagram

#93454

order512
nilpotency class4
isoclinismisoclinic class of #1347
automorphism?
homologyAbelianization (H1) = C4×C8 · Schur multiplier (H2) = C22

Aliases

No aliases for this group.

Subgroups

subgroupG/H
centerC2×C8#102
commutatorC2×C8C4×C8
Frattini, cosocleC42×C8C22
socleC22#1277
prime radicalC23#341
LCSG ▷ C2×C8 ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C2×C8 ◁ C2×C4×C8 ◁ C42×C8 ◁ G
LECSG ▷ C42×C8 ▷ C22×C4 ▷ C2 ▷ C1

210 conjugacy classes of subgroups; only the 98 normal subgroups are shown.

normal subgroups only

This group has 210 conjugacy classes of subgroups — too many to draw. Only its 98 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Full subgroup data →

Presentation

minimal degreeμ(G) = 40
transitive degreeμt(G) = 128

A minimal faithful permutation representation — 2 generators on 40 points:

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

Polycyclic presentation:

2^9|a^2=d,b^2=e,c^2=fi,d^2=h,e^2=fg,f^2=i,h^2=i,b^a=bc,c^a=cf,e^a=efgi,f^a=fi,c^b=cg

Conjugacy classes & character table

116 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 650);