Finite Group Databasebeta
Cayley diagram

#93929

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

Aliases

No aliases for this group.

Subgroups

subgroupG/H
centerC2×C8#99
commutatorC22×C4C2×C16
Frattini, cosocleC2×#346C22
socleC22#1322
prime radicalC23C22⋊C16
LCSG ▷ C22×C4 ▷ C23 ▷ C2 ▷ C1
UCSC1 ◁ C2×C8 ◁ C22×C8 ◁ C2×#346 ◁ G
LECSG ▷ C2×#346 ▷ C22×C8 ▷ C4 ▷ C2 ▷ C1

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

normal subgroups only

This group has 131 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:

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

Polycyclic presentation:

2^9|a^2=d,b^2=e,c^2=fi,d^2=g,g^2=h,h^2=i,b^a=bc,c^a=ce,e^a=ei,c^b=cf,d^b=defi,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, 1125);