Alright, let's work through 9821 times 1607 step by step
9821 × 1607 = 1607 × (9821)
+ 1607 × 1 that results in 1607
+ 1607 × 20 what gives us 32140
+ 1607 × 800 that equals 1285600
+ 1607 × 9000 that is equal 14463000

= 15782347
