Alright, let's work through 5040 times 3398 step by step
5040 × 3398 = 3398 × (5040)
+ 3398 × 0 yielding 0
+ 3398 × 40 producing 135920
+ 3398 × 000 resulting in 0
+ 3398 × 5000 that is equal 16990000

= 17125920
