Finite Group Databasebeta
Cayley diagram

#220679

order512
nilpotency class3
isoclinismisoclinic class of #220548
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C25

Aliases

No aliases for this group.

Subgroups

subgroupG/H
center, socleC22D4×C22⋊C4
commutatorC22×C4C23×C4
Frattini, cosocleC2×C42C24
prime radical#61217C2
LCSG ▷ C22×C4 ▷ C22 ▷ C1
UCSC1 ◁ C22 ◁ C2×C42 ◁ G
LECSG ▷ C2×C42 ▷ C22 ▷ C1

858 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 32
transitive degreeμt(G) = 256

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

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

Polycyclic presentation:

2^9|a^2=g,b^2=hi,c^2=h,e^2=h,f^2=h,g^2=hi,b^a=be,c^a=cf,e^a=eh,f^a=fi,c^b=ch,d^b=de,e^b=eh,f^c=fh,g^c=ghi,e^d=eh

Conjugacy classes & character table

65 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 127875);