Alright, let's work through 518240 times 71382591 step by step
518240 × 71382591 = 71382591 × (518240)
+ 71382591 × 0 that is equal 0
+ 71382591 × 40 which equals 2855303640
+ 71382591 × 200 that results in 14276518200
+ 71382591 × 8000 resulting in 571060728000
+ 71382591 × 10000 what gives us 713825910000
+ 71382591 × 500000 what gives us 35691295500000

= 36993313959840
