No problem, we've got 8510 and 6539 to multiply
8510 × 6539 = 6539 × (8510)
+ 6539 × 0 which equals 0
+ 6539 × 10 that equals 65390
+ 6539 × 500 what gives us 3269500
+ 6539 × 8000 that equals 52312000

= 55646890
