No problem, we've got 8520 and 662 to multiply
8520 × 662 = 662 × (8520)
+ 662 × 0 what gives us 0
+ 662 × 20 that is equal 13240
+ 662 × 500 that results in 331000
+ 662 × 8000 which equals 5296000

= 5640240
