We're going to solve 72690432 multiplied by 64860307
72690432 × 64860307 = 64860307 × (72690432)
+ 64860307 × 2 what gives us 129720614
+ 64860307 × 30 that results in 1945809210
+ 64860307 × 400 resulting in 25944122800
+ 64860307 × 0000 what gives us 0
+ 64860307 × 90000 giving us 5837427630000
+ 64860307 × 600000 what gives us 38916184200000
+ 64860307 × 2000000 that is equal 129720614000000
+ 64860307 × 70000000 yielding 4540221490000000

= 4714723735482624
