We're going to solve 80643984 multiplied by 57000341
80643984 × 57000341 = 57000341 × (80643984)
+ 57000341 × 4 which equals 228001364
+ 57000341 × 80 yielding 4560027280
+ 57000341 × 900 which equals 51300306900
+ 57000341 × 3000 that equals 171001023000
+ 57000341 × 40000 that is equal 2280013640000
+ 57000341 × 600000 that is equal 34200204600000
+ 57000341 × 0000000 that equals 0
+ 57000341 × 80000000 yielding 4560027280000000

= 4596734587598544
