Finite Group Databasebeta
Cayley diagram

#137865

order512
nilpotency class3
isoclinismisoclinic class of #9519
automorphism?
homologyAbelianization (H1) = C22×C8 · Schur multiplier (H2) = C23

Aliases

No aliases for this group.

Subgroups

subgroupG/H
centerC2×C4#386
commutatorC22×C4C22×C8
Frattini, cosocleC2×C4×C8C23
socleC22#1869
prime radical#447C8
LCSG ▷ C22×C4 ▷ C22 ▷ C1
UCSC1 ◁ C2×C4 ◁ C2×C4×C8 ◁ G
LECSG ▷ C2×C4×C8 ▷ C2×C4 ▷ C2 ▷ C1

322 conjugacy classes of subgroups; only the 88 normal subgroups are shown.

normal subgroups only

This group has 322 conjugacy classes of subgroups — too many to draw. Only its 88 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) = 48
transitive degreeμt(G) = 128

A minimal faithful permutation representation — 3 generators on 48 points:

(1,2)(3,6,10,16)(4,9)(5,8)(7,11,15,12)(13,14)(17,18,21,26,22,27,35,41,23,19,24,29,36,30,37,43)(20,28,32,40,33,42,45,48,31,25,34,38,44,39,46,47);(1,3)(2,6,8,16)(4,12)(5,10)(7,14,15,9)(11,13)(17,19,21,29,22,30,35,43,23,18,24,26,36,27,37,41)(20,28,34,38,33,42,46,47,31,25,32,40,44,39,45,48);(1,3)(2,7)(4,12)(5,10)(6,14)(8,15)(9,16)(11,13)(17,20)(18,25)(19,28)(21,34)(22,33)(23,31)(24,32)(26,40)(27,39)(29,38)(30,42)(35,46)(36,44)(37,45)(41,48)(43,47)

Polycyclic presentation:

2^9|a^2=f,b^2=df,e^2=g,f^2=h,h^2=i,b^a=bd,c^a=ce,d^a=dg,e^a=ei,d^b=dg,e^b=egi,f^b=fg,d^c=dgi,e^c=eg,f^c=fgi

Conjugacy classes & character table

74 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 45061);