No problem, we've got 3211 and 6428 to multiply
3211 × 6428 = 6428 × (3211)
+ 6428 × 1 what gives us 6428
+ 6428 × 10 what gives us 64280
+ 6428 × 200 what gives us 1285600
+ 6428 × 3000 resulting in 19284000

= 20640308
