No problem, we've got 2325 and 1540 to multiply
2325 × 1540 = 1540 × (2325)
+ 1540 × 5 which equals 7700
+ 1540 × 20 which equals 30800
+ 1540 × 300 which equals 462000
+ 1540 × 2000 which equals 3080000

= 3580500
