We're going to solve 80845303 multiplied by 79989756
80845303 × 79989756 = 79989756 × (80845303)
+ 79989756 × 3 producing 239969268
+ 79989756 × 00 what gives us 0
+ 79989756 × 300 that is equal 23996926800
+ 79989756 × 5000 that is equal 399948780000
+ 79989756 × 40000 which equals 3199590240000
+ 79989756 × 800000 yielding 63991804800000
+ 79989756 × 0000000 giving us 0
+ 79989756 × 80000000 what gives us 6399180480000000

= 6466796060716068
