No problem, we've got 8190 and 1586 to multiply
8190 × 1586 = 1586 × (8190)
+ 1586 × 0 that is equal 0
+ 1586 × 90 producing 142740
+ 1586 × 100 producing 158600
+ 1586 × 8000 yielding 12688000

= 12989340
