Alright, let's work through 2487 times 5434 step by step
2487 × 5434 = 5434 × (2487)
+ 5434 × 7 producing 38038
+ 5434 × 80 producing 434720
+ 5434 × 400 what gives us 2173600
+ 5434 × 2000 giving us 10868000

= 13514358
