No problem, we've got 8339 and 2257 to multiply
8339 × 2257 = 2257 × (8339)
+ 2257 × 9 giving us 20313
+ 2257 × 30 that is equal 67710
+ 2257 × 300 that equals 677100
+ 2257 × 8000 producing 18056000

= 18821123
