Finite Group Databasebeta
Cayley diagram

#128605

order512
nilpotency class4
isoclinismisoclinic class of #11677
automorphism?
homologyAbelianization (H1) = C2×C42 · Schur multiplier (H2) = C2×C4

Aliases

No aliases for this group.

Subgroups

subgroupG/H
centerC2×C4C2×#102
commutatorC2×C8C2×C42
Frattini, cosocleC2×C4×C8C23
socleC22C4×#102
prime radicalC2×#135C2×C4
LCSG ▷ C2×C8 ▷ C4 ▷ C2 ▷ C1
UCSC1 ◁ C2×C4 ◁ C2×C4×C8 ◁ C42×C8 ◁ G
LECSG ▷ C2×C4×C8 ▷ C2×C4 ▷ C2 ▷ C1

351 conjugacy classes of subgroups; only the 118 normal subgroups are shown.

normal subgroups only

This group has 351 conjugacy classes of subgroups — too many to draw. Only its 118 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 — 3 generators on 40 points:

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

Polycyclic presentation:

2^9|a^2=e,b^2=f,c^2=eg,d^2=gi,e^2=i,f^2=h,g^2=i,h^2=i,b^a=bd,c^a=ch,d^a=dg,f^a=fg,g^a=gi,h^a=hi,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, 35801);