No problem, we've got 1519 and 6240 to multiply
1519 × 6240 = 6240 × (1519)
+ 6240 × 9 which equals 56160
+ 6240 × 10 that results in 62400
+ 6240 × 500 giving us 3120000
+ 6240 × 1000 that results in 6240000

= 9478560
