No problem, we've got 3643 and 3977 to multiply
3643 × 3977 = 3977 × (3643)
+ 3977 × 3 that is equal 11931
+ 3977 × 40 giving us 159080
+ 3977 × 600 producing 2386200
+ 3977 × 3000 that equals 11931000

= 14488211
