No problem, we've got 3389 and 6441 to multiply
3389 × 6441 = 6441 × (3389)
+ 6441 × 9 yielding 57969
+ 6441 × 80 that results in 515280
+ 6441 × 300 that results in 1932300
+ 6441 × 3000 producing 19323000

= 21828549
