Alright, let's work through 80716321 times 47041855 step by step
80716321 × 47041855 = 47041855 × (80716321)
+ 47041855 × 1 yielding 47041855
+ 47041855 × 20 producing 940837100
+ 47041855 × 300 that results in 14112556500
+ 47041855 × 6000 that results in 282251130000
+ 47041855 × 10000 resulting in 470418550000
+ 47041855 × 700000 that is equal 32929298500000
+ 47041855 × 0000000 yielding 0
+ 47041855 × 80000000 what gives us 3763348400000000

= 3797045468615455
