Finite Group Databasebeta
Cayley diagram

#110239

order512
nilpotency class3
isoclinismisoclinic class of #9443
automorphism?
homologyAbelianization (H1) = C2×C42 · Schur multiplier (H2) = C22×C42

Aliases

No aliases for this group.

Subgroups

subgroupG/H
center, socleC23#386
commutatorC22×C4C2×C42
Frattini, cosocleC22×C42C23
prime radicalC22×#127C22
LCSG ▷ C22×C4 ▷ C22 ▷ C1
UCSC1 ◁ C23 ◁ C22×C42 ◁ G
LECSG ▷ C22×C42 ▷ C22 ▷ C1

1072 conjugacy classes of subgroups; only the 174 normal subgroups are shown.

normal subgroups only

This group has 1072 conjugacy classes of subgroups — too many to draw. Only its 174 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) = 20
transitive degreeμt(G) = 128

A minimal faithful permutation representation — 3 generators on 20 points:

(2,4)(5,6,9,11,10,7,8,12)(13,14,17,20,16,19,18,15);(5,7,10,6)(8,11,9,12)(13,14,18,20,16,19,17,15);(1,2,3,4)(5,6,10,7)(8,11,9,12)(13,15,17,19,16,20,18,14)

Polycyclic presentation:

2^9|a^2=f,b^2=g,c^2=efhi,d^2=hi,e^2=hi,f^2=h,g^2=i,b^a=bd,c^a=ce,d^a=dh,e^a=ei,g^a=gi,d^b=dh,e^b=ei,f^b=fi,d^c=di,e^c=eh,f^c=fh

Conjugacy classes & character table

74 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 17435);