No problem, we've got 8625 and 520 to multiply
8625 × 520 = 520 × (8625)
+ 520 × 5 that equals 2600
+ 520 × 20 giving us 10400
+ 520 × 600 what gives us 312000
+ 520 × 8000 giving us 4160000

= 4485000
