We're going to solve 1729 multiplied by 9899
1729 × 9899 = 9899 × (1729)
+ 9899 × 9 resulting in 89091
+ 9899 × 20 giving us 197980
+ 9899 × 700 that is equal 6929300
+ 9899 × 1000 resulting in 9899000

= 17115371
