Let's calculate 80231521 x 59400022
80231521 × 59400022 = 59400022 × (80231521)
+ 59400022 × 1 giving us 59400022
+ 59400022 × 20 what gives us 1188000440
+ 59400022 × 500 what gives us 29700011000
+ 59400022 × 1000 what gives us 59400022000
+ 59400022 × 30000 producing 1782000660000
+ 59400022 × 200000 giving us 11880004400000
+ 59400022 × 0000000 what gives us 0
+ 59400022 × 80000000 yielding 4752001760000000

= 4765754112493462
