We're going to solve 1865 multiplied by 1139
1865 × 1139 = 1139 × (1865)
+ 1139 × 5 that results in 5695
+ 1139 × 60 resulting in 68340
+ 1139 × 800 which equals 911200
+ 1139 × 1000 which equals 1139000

= 2124235
