Alright, let's work through 1801 times 9743 step by step
1801 × 9743 = 9743 × (1801)
+ 9743 × 1 what gives us 9743
+ 9743 × 00 yielding 0
+ 9743 × 800 that results in 7794400
+ 9743 × 1000 giving us 9743000

= 17547143
