Alright, let's work through 48683847 times 50315481 step by step
48683847 × 50315481 = 50315481 × (48683847)
+ 50315481 × 7 resulting in 352208367
+ 50315481 × 40 resulting in 2012619240
+ 50315481 × 800 that results in 40252384800
+ 50315481 × 3000 resulting in 150946443000
+ 50315481 × 80000 giving us 4025238480000
+ 50315481 × 600000 producing 30189288600000
+ 50315481 × 8000000 yielding 402523848000000
+ 50315481 × 40000000 producing 2012619240000000

= 2449551178735407
