We're going to solve 71991658 multiplied by 67015657
71991658 × 67015657 = 67015657 × (71991658)
+ 67015657 × 8 producing 536125256
+ 67015657 × 50 what gives us 3350782850
+ 67015657 × 600 what gives us 40209394200
+ 67015657 × 1000 yielding 67015657000
+ 67015657 × 90000 resulting in 6031409130000
+ 67015657 × 900000 what gives us 60314091300000
+ 67015657 × 1000000 that is equal 67015657000000
+ 67015657 × 70000000 that is equal 4691095990000000

= 4824568259389306
