No problem, we've got 5320 and 9639 to multiply
5320 × 9639 = 9639 × (5320)
+ 9639 × 0 that results in 0
+ 9639 × 20 producing 192780
+ 9639 × 300 that is equal 2891700
+ 9639 × 5000 resulting in 48195000

= 51279480
