Finite Group Databasebeta
Cayley diagram

#347949

order512
nilpotency class3
isoclinismisoclinic class of #347938
automorphism?
homologyAbelianization (H1) = C24 · Schur multiplier (H2) = C25

Aliases

No aliases for this group.

Subgroups

subgroupG/H
center, socleC22#2847
commutator, Frattini, cosocleC2×C42C24
prime radicalC2×2−1+4D4
LCSG ▷ C2×C42 ▷ C22 ▷ C1
UCSC1 ◁ C22 ◁ C2×C42 ◁ G
LECSG ▷ C2×C42 ▷ C22 ▷ C1

918 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 32
transitive degreeμt(G) = 128

A minimal faithful permutation representation — 4 generators on 32 points:

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

Polycyclic presentation:

2^9|a^2=hi,b^2=eh,d^2=i,e^2=h,f^2=i,b^a=be,c^a=cf,d^a=dg,e^a=eh,f^a=fi,f^c=fi,g^c=gi,f^d=fi

Conjugacy classes & character table

83 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 255145);