No problem, we've got 2560 and 2581 to multiply
2560 × 2581 = 2581 × (2560)
+ 2581 × 0 resulting in 0
+ 2581 × 60 resulting in 154860
+ 2581 × 500 that equals 1290500
+ 2581 × 2000 that is equal 5162000

= 6607360
