No problem, we've got 5150 and 2509 to multiply
5150 × 2509 = 2509 × (5150)
+ 2509 × 0 giving us 0
+ 2509 × 50 that results in 125450
+ 2509 × 100 what gives us 250900
+ 2509 × 5000 that equals 12545000

= 12921350
