Finite Group Databasebeta
Cayley diagram

C2×#12015 #483352

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

Aliases

direct productC2×#12015

Subgroups

subgroupG/H
centerC22×C8C2×D4
commutatorC4C23×C16
Frattini, cosocleC4×C8C24
socleC23C2×C4⋊C8
prime radicalC24C4⋊C8
LCSG ▷ C4 ▷ C2 ▷ C1
UCSC1 ◁ C22×C8 ◁ C22×C4×C8 ◁ G
LECSG ▷ C4×C8 ▷ C2×C4 ▷ C2 ▷ C1

574 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 26
transitive degreeμt(G) = 256

A minimal faithful permutation representation — 4 generators on 26 points:

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

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, 390548);