Let's calculate 3882 x 3781
3882 × 3781 = 3781 × (3882)
+ 3781 × 2 that results in 7562
+ 3781 × 80 that results in 302480
+ 3781 × 800 resulting in 3024800
+ 3781 × 3000 yielding 11343000

= 14677842
