We're going to solve 84135384 multiplied by 51820472
84135384 × 51820472 = 51820472 × (84135384)
+ 51820472 × 4 what gives us 207281888
+ 51820472 × 80 yielding 4145637760
+ 51820472 × 300 which equals 15546141600
+ 51820472 × 5000 resulting in 259102360000
+ 51820472 × 30000 which equals 1554614160000
+ 51820472 × 100000 resulting in 5182047200000
+ 51820472 × 4000000 that is equal 207281888000000
+ 51820472 × 80000000 yielding 4145637760000000

= 4359935310781248
