We're going to solve 1401 multiplied by 3156
1401 × 3156 = 3156 × (1401)
+ 3156 × 1 which equals 3156
+ 3156 × 00 what gives us 0
+ 3156 × 400 yielding 1262400
+ 3156 × 1000 producing 3156000

= 4421556
