No problem, we've got 5839 and 2939 to multiply
5839 × 2939 = 2939 × (5839)
+ 2939 × 9 that is equal 26451
+ 2939 × 30 producing 88170
+ 2939 × 800 resulting in 2351200
+ 2939 × 5000 which equals 14695000

= 17160821
