Finite Group Databasebeta
Cayley diagram

#93887

order512
nilpotency class4
isoclinismisoclinic class of #1343
automorphism?
homologyAbelianization (H1) = C2×C16 · Schur multiplier (H2) = C22

Aliases

No aliases for this group.

Subgroups

subgroupG/H
centerC2×C8#99
commutatorC22×C4C2×C16
Frattini, cosocleC2×#346C22
socleC22#1314
prime radicalC22×D4C16
LCSG ▷ C22×C4 ▷ C23 ▷ C2 ▷ C1
UCSC1 ◁ C2×C8 ◁ C22×C8 ◁ C2×#346 ◁ G
LECSG ▷ C2×#346 ▷ C22×C8 ▷ C4 ▷ C2 ▷ C1

177 conjugacy classes of subgroups; only the 52 normal subgroups are shown.

normal subgroups only

This group has 177 conjugacy classes of subgroups — too many to draw. Only its 52 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)(3,5)(4,7)(6,8)(9,10,11,16,12,17,20,28,13,18,21,29,22,30,33,38,14,15,19,25,23,26,31,35,24,27,32,36,34,37,39,40);(2,5)(3,8)(6,7)(10,15)(17,26)(18,27)(30,37)

Polycyclic presentation:

2^9|a^2=d,c^2=f,d^2=g,g^2=h,h^2=i,b^a=bc,c^a=ce,e^a=ei,c^b=cf,d^b=def,d^c=di

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, 1083);