We're going to solve 2415 multiplied by 1684
2415 × 1684 = 1684 × (2415)
+ 1684 × 5 resulting in 8420
+ 1684 × 10 yielding 16840
+ 1684 × 400 that is equal 673600
+ 1684 × 2000 yielding 3368000

= 4066860
