Alright, let's work through 1801 times 1057 step by step
1801 × 1057 = 1057 × (1801)
+ 1057 × 1 producing 1057
+ 1057 × 00 that is equal 0
+ 1057 × 800 that is equal 845600
+ 1057 × 1000 what gives us 1057000

= 1903657
