No problem, we've got 1525 and 2535 to multiply
1525 × 2535 = 2535 × (1525)
+ 2535 × 5 what gives us 12675
+ 2535 × 20 which equals 50700
+ 2535 × 500 giving us 1267500
+ 2535 × 1000 what gives us 2535000

= 3865875
