No problem, we've got 5783 and 2500 to multiply
5783 × 2500 = 2500 × (5783)
+ 2500 × 3 that is equal 7500
+ 2500 × 80 that is equal 200000
+ 2500 × 700 what gives us 1750000
+ 2500 × 5000 yielding 12500000

= 14457500
