Finite Group Databasebeta
Cayley diagram

#150731

order512
nilpotency class5
isoclinismisoclinic class of #150397
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C23

Aliases

No aliases for this group.

Subgroups

subgroupG/H
center, socleC22#2127
commutatorC2×C42C22×C4
Frattini, cosocle#391C23
prime radical#23941C2
LCSG ▷ C2×C42 ▷ C22×C4 ▷ C22 ▷ C2 ▷ C1
UCSC1 ◁ C22 ◁ C23 ◁ C23×C4 ◁ #2311 ◁ G
LECSG ▷ #391 ▷ C22×C4 ▷ C22 ▷ C2 ▷ C1

429 conjugacy classes of subgroups; only the 54 normal subgroups are shown.

normal subgroups only

This group has 429 conjugacy classes of subgroups — too many to draw. Only its 54 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) = 64

A minimal faithful permutation representation — 3 generators on 40 points:

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

Polycyclic presentation:

2^9|a^2=e,d^2=g,e^2=i,f^2=i,b^a=bd,c^a=cg,d^a=df,f^a=fh,g^a=gi,h^a=hi,c^b=cf,d^b=dg,e^b=efgi,f^b=fi,d^c=dh,e^c=ei,f^c=fi,e^d=ehi,f^e=fi

Conjugacy classes & character table

41 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 57927);