Finite Group Databasebeta
Cayley diagram

#150019

order512
nilpotency class5
isoclinismisoclinic class of #149927
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C22

Aliases

No aliases for this group.

Subgroups

subgroupG/H
center, socleC22#2127
commutatorC2×C42C22×C4
Frattini, cosocle#382C23
prime radicalC23C2×#99
LCSG ▷ C2×C42 ▷ C2×C4 ▷ C22 ▷ C2 ▷ C1
UCSC1 ◁ C22 ◁ C23 ◁ C2×C42 ◁ #2327 ◁ G
LECSG ▷ #382 ▷ C22×C4 ▷ C22 ▷ C2 ▷ C1

243 conjugacy classes of subgroups; only the 54 normal subgroups are shown.

normal subgroups only

This group has 243 conjugacy classes of subgroups — too many to draw. Only its 54 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) = 48
transitive degreeμt(G) = 128

A minimal faithful permutation representation — 3 generators on 48 points:

(1,2,5,9,6,10,4,8)(3,7,11,14,12,15,13,16)(17,18,21,27,23,29,32,47)(19,30,20,25,34,42,35,45)(22,26,39,46,31,28,38,40)(24,36,41,33,43,37,44,48);(1,3)(2,7)(4,13)(5,11)(6,12)(8,16)(9,14)(10,15)(17,19,31,48,23,34,22,33)(18,24,26,30,29,43,28,42)(20,21,37,39,35,32,36,38)(25,40,41,47,45,46,44,27);(1,4,6,5)(2,8,10,9)(3,11,12,13)(7,14,15,16)(17,20)(18,25)(19,32)(21,34)(22,36)(23,35)(24,40)(26,41)(27,42)(28,44)(29,45)(30,47)(31,37)(33,39)(38,48)(43,46)

Polycyclic presentation:

2^9|a^2=e,b^2=fi,c^2=gi,d^2=h,e^2=g,f^2=i,b^a=bd,d^a=df,f^a=fh,h^a=hi,c^b=cgh,e^b=efhi,d^c=di,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, 57215);