Finite Group Databasebeta
Cayley diagram

#151104

order512
nilpotency class3
isoclinismisoclinic class of #447
automorphism?
homologyAbelianization (H1) = C22×C16 · Schur multiplier (H2) = C22

Aliases

No aliases for this group.

Subgroups

subgroupG/H
centerC2×C16C2×D4
commutatorC2×C4C22×C16
Frattini, cosocleC4×C16C23
socleC22D4×C16
prime radicalC2×D8C16
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C2×C16 ◁ C4×C32 ◁ G
LECSG ▷ C4×C16 ▷ C2×C8 ▷ C4 ▷ C2 ▷ C1

151 conjugacy classes of subgroups; only the 72 normal subgroups are shown.

normal subgroups only

This group has 151 conjugacy classes of subgroups — too many to draw. Only its 72 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) = 256

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

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

Polycyclic presentation:

2^9|a^2=e,c^2=ef,d^2=f,e^2=g,g^2=h,h^2=i,b^a=bd,c^a=cfi,d^a=df,d^b=df

Conjugacy classes & character table

152 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 58300);