No problem, we've got 3281 and 5721 to multiply
3281 × 5721 = 5721 × (3281)
+ 5721 × 1 that equals 5721
+ 5721 × 80 what gives us 457680
+ 5721 × 200 giving us 1144200
+ 5721 × 3000 giving us 17163000

= 18770601
