Finite Group Databasebeta
Cayley diagram

#220123

order512
nilpotency class3
isoclinismisoclinic class of #3264
automorphism?
homologyAbelianization (H1) = C23×C8 · Schur multiplier (H2) = C26

Aliases

No aliases for this group.

Subgroups

subgroupG/H
centerC22×C4C22×D4
commutatorC2×C4C23×C8
Frattini, cosocleC2×C42C24
socleC23C2×C4×D4
prime radicalC22×AGL(1,ℤ/8)C4
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C22×C4 ◁ C4×C22⋊C8 ◁ G
LECSG ▷ C2×C42 ▷ C22 ▷ C1

1323 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 20
transitive degreeμt(G) = 128

A minimal faithful permutation representation — 4 generators on 20 points:

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

Polycyclic presentation:

2^9|a^2=g,b^2=h,e^2=h,g^2=i,b^a=be,c^a=cf,e^a=eh,c^b=ch,d^b=de,e^b=eh,e^d=eh

Conjugacy classes & character table

116 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 127319);