Finite Group Databasebeta
Cayley diagram

#94473

order512
nilpotency class5
isoclinismisoclinic class of #94438
automorphism?
homologyAbelianization (H1) = C42 · Schur multiplier (H2) = C2×C4

Aliases

No aliases for this group.

Subgroups

subgroupG/H
center, socleC22#1393
commutatorC2×C42C42
Frattini, cosocleC4×#124C22
prime radicalC22×D4C22⋊C4
LCSG ▷ C2×C42 ▷ C22×C4 ▷ C22 ▷ C2 ▷ C1
UCSC1 ◁ C22 ◁ C22×C4 ◁ C2×C42 ◁ C4×#124 ◁ G
LECSG ▷ C4×#124 ▷ C22×C4 ▷ C22 ▷ C2 ▷ C1

229 conjugacy classes of subgroups; only the 44 normal subgroups are shown.

normal subgroups only

This group has 229 conjugacy classes of subgroups — too many to draw. Only its 44 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:

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

Polycyclic presentation:

2^9|a^2=d,b^2=e,c^2=h,d^2=fi,g^2=i,b^a=bc,c^a=cf,e^a=egh,c^b=cg,d^b=dfh,g^b=gh,h^b=hi,e^c=ehi,e^d=ei,g^e=gi

Conjugacy classes & character table

44 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 1669);