Finite Group Databasebeta
Cayley diagram

C16×#137 #483642

order512
nilpotency class3
isoclinismisoclinic class of AGL(1,ℤ/8)
automorphism?
homologyAbelianization (H1) = C23×C16 · Schur multiplier (H2) = C25

Aliases

direct productC16×#137

Subgroups

subgroupG/H
centerC2×C16C2×D4
commutatorC4C23×C16
Frattini, cosocleC4×C8C24
socleC22C2×C8×D4
prime radicalC2×#41C2×C8
LCSG ▷ C4 ▷ C2 ▷ C1
UCSC1 ◁ C2×C16 ◁ C2×C4×C16 ◁ G
LECSG ▷ C4×C8 ▷ C2×C4 ▷ C2 ▷ C1

472 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 32
transitive degreeμt(G) = 256

A minimal faithful permutation representation — 4 generators on 32 points:

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

Conjugacy classes & character table

176 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 390838);