We're going to solve 72175425 multiplied by 66425983
72175425 × 66425983 = 66425983 × (72175425)
+ 66425983 × 5 which equals 332129915
+ 66425983 × 20 yielding 1328519660
+ 66425983 × 400 resulting in 26570393200
+ 66425983 × 5000 resulting in 332129915000
+ 66425983 × 70000 that results in 4649818810000
+ 66425983 × 100000 producing 6642598300000
+ 66425983 × 2000000 that results in 132851966000000
+ 66425983 × 70000000 what gives us 4649818810000000

= 4794323554067775
