Finite Group Databasebeta
Cayley diagram

#93935

order512
nilpotency class5
isoclinismisoclinic class of #7422
automorphism?
homologyAbelianization (H1) = C2×C8 · Schur multiplier (H2) = C4

Aliases

No aliases for this group.

Subgroups

subgroupG/H
center, socleC22#1347
commutatorC2×C16C2×C8
Frattini, cosocleC2×#346C22
prime radicalC23#357
LCSG ▷ C2×C16 ▷ C2×C8 ▷ C4 ▷ C2 ▷ C1
UCSC1 ◁ C22 ◁ C22×C4 ◁ C2×C4×C8 ◁ C2×#346 ◁ G
LECSG ▷ C2×#346 ▷ C22×C8 ▷ C4 ▷ C2 ▷ C1

133 conjugacy classes of subgroups; only the 50 normal subgroups are shown.

normal subgroups only

This group has 133 conjugacy classes of subgroups — too many to draw. Only its 50 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:

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

Polycyclic presentation:

2^9|a^2=d,b^2=ei,c^2=fhi,d^2=g,f^2=hi,g^2=h,h^2=i,b^a=bc,c^a=ce,e^a=ei,c^b=cf,d^b=defi,f^b=fh,g^b=ghi,h^b=hi,d^c=di

Conjugacy classes & character table

62 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 1131);