No problem, we've got 3140 and 5729 to multiply
3140 × 5729 = 5729 × (3140)
+ 5729 × 0 what gives us 0
+ 5729 × 40 giving us 229160
+ 5729 × 100 producing 572900
+ 5729 × 3000 producing 17187000

= 17989060
