No problem, we've got 2513 and 5012 to multiply
2513 × 5012 = 5012 × (2513)
+ 5012 × 3 giving us 15036
+ 5012 × 10 producing 50120
+ 5012 × 500 that results in 2506000
+ 5012 × 2000 resulting in 10024000

= 12595156
