Alright, let's work through 8431 times 2006 step by step
8431 × 2006 = 2006 × (8431)
+ 2006 × 1 that results in 2006
+ 2006 × 30 yielding 60180
+ 2006 × 400 that results in 802400
+ 2006 × 8000 resulting in 16048000

= 16912586
