We're going to solve 9729739 multiplied by 65745542
9729739 × 65745542 = 65745542 × (9729739)
+ 65745542 × 9 which equals 591709878
+ 65745542 × 30 what gives us 1972366260
+ 65745542 × 700 producing 46021879400
+ 65745542 × 9000 resulting in 591709878000
+ 65745542 × 20000 that results in 1314910840000
+ 65745542 × 700000 yielding 46021879400000
+ 65745542 × 9000000 that is equal 591709878000000

= 639686964073538
