No problem, we've got 5339 and 8643 to multiply
5339 × 8643 = 8643 × (5339)
+ 8643 × 9 what gives us 77787
+ 8643 × 30 resulting in 259290
+ 8643 × 300 which equals 2592900
+ 8643 × 5000 what gives us 43215000

= 46144977
