We're going to solve 4039 multiplied by 1027
4039 × 1027 = 1027 × (4039)
+ 1027 × 9 what gives us 9243
+ 1027 × 30 what gives us 30810
+ 1027 × 000 producing 0
+ 1027 × 4000 that equals 4108000

= 4148053
