No problem, we've got 2500 and 6455 to multiply
2500 × 6455 = 6455 × (2500)
+ 6455 × 0 resulting in 0
+ 6455 × 00 yielding 0
+ 6455 × 500 that results in 3227500
+ 6455 × 2000 producing 12910000

= 16137500
