Alright, let's work through 80381544 times 47718453 step by step
80381544 × 47718453 = 47718453 × (80381544)
+ 47718453 × 4 which equals 190873812
+ 47718453 × 40 that results in 1908738120
+ 47718453 × 500 giving us 23859226500
+ 47718453 × 1000 that results in 47718453000
+ 47718453 × 80000 resulting in 3817476240000
+ 47718453 × 300000 that equals 14315535900000
+ 47718453 × 0000000 that equals 0
+ 47718453 × 80000000 that is equal 3817476240000000

= 3835682929431432
