No problem, we've got 8316 and 5620 to multiply
8316 × 5620 = 5620 × (8316)
+ 5620 × 6 which equals 33720
+ 5620 × 10 producing 56200
+ 5620 × 300 that is equal 1686000
+ 5620 × 8000 that results in 44960000

= 46735920
