Alright, let's work through 9989 times 1548 step by step
9989 × 1548 = 1548 × (9989)
+ 1548 × 9 producing 13932
+ 1548 × 80 producing 123840
+ 1548 × 900 that is equal 1393200
+ 1548 × 9000 yielding 13932000

= 15462972
