We're going to solve 1853 multiplied by 3600
1853 × 3600 = 3600 × (1853)
+ 3600 × 3 what gives us 10800
+ 3600 × 50 that results in 180000
+ 3600 × 800 which equals 2880000
+ 3600 × 1000 yielding 3600000

= 6670800
