Alright, let's work through 47900829 times 85934439 step by step
47900829 × 85934439 = 85934439 × (47900829)
+ 85934439 × 9 producing 773409951
+ 85934439 × 20 giving us 1718688780
+ 85934439 × 800 what gives us 68747551200
+ 85934439 × 0000 what gives us 0
+ 85934439 × 00000 that results in 0
+ 85934439 × 900000 what gives us 77340995100000
+ 85934439 × 7000000 yielding 601541073000000
+ 85934439 × 40000000 what gives us 3437377560000000

= 4116330867749931
