We're going to solve 3581 multiplied by 5420
3581 × 5420 = 5420 × (3581)
+ 5420 × 1 producing 5420
+ 5420 × 80 yielding 433600
+ 5420 × 500 that results in 2710000
+ 5420 × 3000 what gives us 16260000

= 19409020
