No problem, we've got 1525 and 2463 to multiply
1525 × 2463 = 2463 × (1525)
+ 2463 × 5 what gives us 12315
+ 2463 × 20 yielding 49260
+ 2463 × 500 resulting in 1231500
+ 2463 × 1000 producing 2463000

= 3756075
