Finite Group Databasebeta
Cayley diagram

#137883

order512
nilpotency class3
isoclinismisoclinic class of #9431
automorphism?
homologyAbelianization (H1) = C22×C8 · Schur multiplier (H2) = C23

Aliases

No aliases for this group.

Subgroups

subgroupG/H
centerC2×C4#386
commutatorC42C22×C8
Frattini, cosocleC2×C4×C8C23
socleC22#1869
prime radical#121M16
LCSG ▷ C42 ▷ C22 ▷ C1
UCSC1 ◁ C2×C4 ◁ C2×C4×C8 ◁ G
LECSG ▷ C2×C4×C8 ▷ C2×C4 ▷ C2 ▷ C1

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

normal subgroups only

This group has 293 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) = 256

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

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

Polycyclic presentation:

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

Conjugacy classes & character table

80 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 45079);