Alright, let's work through 80033416 times 71242742 step by step
80033416 × 71242742 = 71242742 × (80033416)
+ 71242742 × 6 yielding 427456452
+ 71242742 × 10 that results in 712427420
+ 71242742 × 400 that is equal 28497096800
+ 71242742 × 3000 producing 213728226000
+ 71242742 × 30000 that results in 2137282260000
+ 71242742 × 000000 giving us 0
+ 71242742 × 0000000 that is equal 0
+ 71242742 × 80000000 resulting in 5699419360000000

= 5701800007466672
