Finite Group Databasebeta
Cayley diagram

#94251

order512
nilpotency class5
isoclinismisoclinic class of #94202
automorphism?
homologyAbelianization (H1) = C42 · Schur multiplier (H2) = C2

Aliases

No aliases for this group.

Subgroups

subgroupG/H
center, socleC22#1380
commutatorC2×C16C42
Frattini, cosocleC2×C4×C16C22
prime radicalC23#367
LCSG ▷ C2×C16 ▷ C8 ▷ C4 ▷ C2 ▷ C1
UCSC1 ◁ C22 ◁ C2×C42 ◁ C2×C4×C8 ◁ C2×C4×C16 ◁ G
LECSG ▷ C2×C4×C16 ▷ C2×C8 ▷ C4 ▷ C2 ▷ C1

126 conjugacy classes of subgroups; only the 62 normal subgroups are shown.

normal subgroups only

This group has 126 conjugacy classes of subgroups — too many to draw. Only its 62 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) = 256

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

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

Polycyclic presentation:

2^9|a^2=d,b^2=e,c^2=fgh,d^2=g,e^2=fgi,f^2=hi,h^2=i,b^a=bc,c^a=cf,e^a=efgh,f^a=fh,h^a=hi,d^b=dg

Conjugacy classes & character table

92 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 1447);