Finite Group Databasebeta
Cayley diagram

#150398

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

Aliases

No aliases for this group.

Subgroups

subgroupG/H
center, socleC22#2127
commutatorC2×C42C22×C4
Frattini, cosocle#390C23
prime radical#23941C2
LCSG ▷ C2×C42 ▷ C22×C4 ▷ C22 ▷ C2 ▷ C1
UCSC1 ◁ C22 ◁ C23 ◁ C23×C4 ◁ #2311 ◁ G
LECSG ▷ #390 ▷ C22×C4 ▷ C22 ▷ C2 ▷ C1

477 conjugacy classes of subgroups; only the 56 normal subgroups are shown.

normal subgroups only

This group has 477 conjugacy classes of subgroups — too many to draw. Only its 56 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:

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

Polycyclic presentation:

2^9|a^2=e,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=cf,d^b=dg,e^b=efgi,f^b=fi,d^c=dh,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, 57594);