We're going to solve 6481 multiplied by 2409
6481 × 2409 = 2409 × (6481)
+ 2409 × 1 which equals 2409
+ 2409 × 80 that results in 192720
+ 2409 × 400 which equals 963600
+ 2409 × 6000 what gives us 14454000

= 15612729
