Let's calculate 3963 x 4054
3963 × 4054 = 4054 × (3963)
+ 4054 × 3 what gives us 12162
+ 4054 × 60 resulting in 243240
+ 4054 × 900 yielding 3648600
+ 4054 × 3000 that results in 12162000

= 16066002
