Alright, let's work through 80993474 times 50346483 step by step
80993474 × 50346483 = 50346483 × (80993474)
+ 50346483 × 4 yielding 201385932
+ 50346483 × 70 that is equal 3524253810
+ 50346483 × 400 which equals 20138593200
+ 50346483 × 3000 that results in 151039449000
+ 50346483 × 90000 producing 4531183470000
+ 50346483 × 900000 what gives us 45311834700000
+ 50346483 × 0000000 producing 0
+ 50346483 × 80000000 that results in 4027718640000000

= 4077736561851942
