We're going to solve 6639 multiplied by 7723
6639 × 7723 = 7723 × (6639)
+ 7723 × 9 that is equal 69507
+ 7723 × 30 yielding 231690
+ 7723 × 600 what gives us 4633800
+ 7723 × 6000 yielding 46338000

= 51272997
