We're going to solve 1686 multiplied by 7859
1686 × 7859 = 7859 × (1686)
+ 7859 × 6 producing 47154
+ 7859 × 80 giving us 628720
+ 7859 × 600 that equals 4715400
+ 7859 × 1000 yielding 7859000

= 13250274
