Finite Group Databasebeta
Cayley diagram

#495316

order512
nilpotency class4
isoclinismisoclinic class of #33607
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C23×C4

Aliases

No aliases for this group.

Subgroups

subgroupG/H
centerC2×C4C22×D8
commutatorC2×C8C23×C4
Frattini, cosocleC22×C8C24
socleC22C2×C4×D8
prime radicalC2×#508C22
LCSG ▷ C2×C8 ▷ C4 ▷ C2 ▷ C1
UCSC1 ◁ C2×C4 ◁ C2×#97 ◁ #1726 ◁ G
LECSG ▷ C22×C8 ▷ C4 ▷ C2 ▷ C1

522 conjugacy classes of subgroups; only the 194 normal subgroups are shown.

normal subgroups only

This group has 522 conjugacy classes of subgroups — too many to draw. Only its 194 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) = 72
transitive degreeμt(G) = 128

A minimal faithful permutation representation — 4 generators on 72 points:

(1,2)(3,6)(4,5)(7,8)(9,10,14,20,16,21,15,37)(11,17,25,41,23,39,26,55)(12,27,31,58,33,59,32,63)(13,34,35,46,36,64,29,19)(18,42,44,62,45,61,57,30)(22,47,50,71,28,56,51,72)(24,53,54,67,52,69,48,40)(38,65,66,60,43,68,70,49);(2,5)(6,8)(9,11,14,25,16,23,15,26)(10,17,20,41,21,39,37,55)(12,28,31,51,33,22,32,50)(13,24,35,54,36,52,29,48)(18,43,44,70,45,38,57,66)(19,40,34,53,46,67,64,69)(27,56,58,72,59,47,63,71)(30,60,42,68,62,49,61,65);(9,12,29,61,15,32,36,62,16,33,35,42,14,31,13,30)(10,18,34,58,20,44,46,59,21,45,64,63,37,57,19,27)(11,22,48,68,26,51,52,60,23,28,54,65,25,50,24,49)(17,38,53,71,41,66,67,56,39,43,69,72,55,70,40,47);(1,3,4,7)(2,6,5,8)(11,23)(17,39)(22,28)(24,52)(25,26)(38,43)(40,67)(41,55)(47,56)(48,54)(49,60)(50,51)(53,69)(65,68)(66,70)(71,72)

Polycyclic presentation:

2^9|a^2=g,b^2=g,c^2=fh,d^2=e,f^2=hi,g^2=i,h^2=i,b^a=be,c^a=cf,f^a=fh,h^a=hi,c^b=ci,d^b=di

Conjugacy classes & character table

104 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 402512);