Alright, let's work through 9871 times 1844 step by step
9871 × 1844 = 1844 × (9871)
+ 1844 × 1 which equals 1844
+ 1844 × 70 that is equal 129080
+ 1844 × 800 that results in 1475200
+ 1844 × 9000 producing 16596000

= 18202124
