Alright, let's work through 9489 times 1371 step by step
9489 × 1371 = 1371 × (9489)
+ 1371 × 9 giving us 12339
+ 1371 × 80 what gives us 109680
+ 1371 × 400 resulting in 548400
+ 1371 × 9000 resulting in 12339000

= 13009419
