Finite Group Databasebeta
Cayley diagram

#483502

order512
nilpotency class4
isoclinismisoclinic class of #3415
automorphism?
homologyAbelianization (H1) = C23×C8 · Schur multiplier (H2) = C25

Aliases

No aliases for this group.

Subgroups

subgroupG/H
centerC2×C4C22×D8
commutatorC8C23×C8
Frattini, cosocleC4×C8C24
socleC22C2×C4×D8
prime radicalC2×#509C4
LCSG ▷ C8 ▷ C4 ▷ C2 ▷ C1
UCSC1 ◁ C2×C4 ◁ #431 ◁ #1450 ◁ G
LECSG ▷ C4×C8 ▷ C2×C4 ▷ C2 ▷ C1

521 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 40
transitive degreeμt(G) = 128

A minimal faithful permutation representation — 4 generators on 40 points:

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

Polycyclic presentation:

2^9|a^2=f,c^2=f,e^2=gi,f^2=h,g^2=i,b^a=be,e^a=eg,g^a=gi,e^b=eg,g^b=gi,d^c=di

Conjugacy classes & character table

128 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#72232006, #72260298, #72260357, …
maximal normal subgroup of#72232006, #72260298, #72260357, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 390698);