Finite Group Databasebeta
Cayley diagram

#126477

order512
nilpotency class4
isoclinismisoclinic class of #126283
automorphism?
homologyAbelianization (H1) = C23 · Schur multiplier (H2) = C2

Aliases

No aliases for this group.

Subgroups

subgroupG/H
center, socleC22#1613
commutator, Frattini, cosocleC2×#97C23
prime radicalC23#450
LCSG ▷ C2×#97 ▷ C22×C4 ▷ C2 ▷ C1
UCSC1 ◁ C22 ◁ C22×C4 ◁ C2×#97 ◁ G
LECSG ▷ C2×#97 ▷ C22×C4 ▷ C2 ▷ C1

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

normal subgroups only

This group has 259 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) = 40
transitive degreeμt(G) = 128

A minimal faithful permutation representation — 3 generators on 40 points:

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

Polycyclic presentation:

2^9|a^2=fgh,b^2=fi,c^2=i,d^2=f,e^2=h,h^2=i,b^a=bd,c^a=ce,d^a=df,e^a=eh,g^a=gi,h^a=hi,d^b=df,e^b=egi,d^c=dg,e^c=ehi,h^c=hi,e^d=ei

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, 33673);