No problem, we've got 4991 and 3627 to multiply
4991 × 3627 = 3627 × (4991)
+ 3627 × 1 that equals 3627
+ 3627 × 90 that results in 326430
+ 3627 × 900 which equals 3264300
+ 3627 × 4000 resulting in 14508000

= 18102357
