No problem, we've got 3639 and 3541 to multiply
3639 × 3541 = 3541 × (3639)
+ 3541 × 9 yielding 31869
+ 3541 × 30 that results in 106230
+ 3541 × 600 producing 2124600
+ 3541 × 3000 giving us 10623000

= 12885699
