Alright, let's work through 2357 times 809 step by step
2357 × 809 = 809 × (2357)
+ 809 × 7 what gives us 5663
+ 809 × 50 yielding 40450
+ 809 × 300 that results in 242700
+ 809 × 2000 which equals 1618000

= 1906813
