No problem, we've got 3320 and 5641 to multiply
3320 × 5641 = 5641 × (3320)
+ 5641 × 0 giving us 0
+ 5641 × 20 that equals 112820
+ 5641 × 300 that equals 1692300
+ 5641 × 3000 that is equal 16923000

= 18728120
