Finite Group Databasebeta
Cayley diagram

#150185

order512
nilpotency class5
isoclinismisoclinic class of #150183
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C23×C4

Aliases

No aliases for this group.

Subgroups

subgroupG/H
center, socleC22C2×#353
commutatorC2×C42C22×C4
Frattini, cosocle#390C23
prime radicalC22×#41D4
LCSG ▷ C2×C42 ▷ C22×C4 ▷ C22 ▷ C2 ▷ C1
UCSC1 ◁ C22 ◁ C22×C4 ◁ C23×C4 ◁ #2297 ◁ G
LECSG ▷ #390 ▷ C22×C4 ▷ C22 ▷ C2 ▷ C1

648 conjugacy classes of subgroups; only the 74 normal subgroups are shown.

normal subgroups only

This group has 648 conjugacy classes of subgroups — too many to draw. Only its 74 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)(3,5)(4,7)(6,8)(9,10)(11,20,22,15)(12,16)(13,18,28,17)(14,19)(21,36,37,29)(23,30,27,31)(24,38,39,32)(25,34,40,33)(26,35);(2,5)(3,8)(6,7)(9,11,14,23)(10,15,19,31)(12,24,26,21)(13,27,28,22)(16,32,35,29)(17,30,18,20)(25,37,40,39)(33,36,34,38);(9,12,14,26)(10,16,19,35)(11,21,23,24)(13,25,28,40)(15,29,31,32)(17,33,18,34)(20,36,30,38)(22,37,27,39)

Polycyclic presentation:

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

Conjugacy classes & character table

50 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 57381);