Alright, let's work through 29940780 times 72953498 step by step
29940780 × 72953498 = 72953498 × (29940780)
+ 72953498 × 0 that results in 0
+ 72953498 × 80 yielding 5836279840
+ 72953498 × 700 producing 51067448600
+ 72953498 × 0000 that results in 0
+ 72953498 × 40000 producing 2918139920000
+ 72953498 × 900000 giving us 65658148200000
+ 72953498 × 9000000 yielding 656581482000000
+ 72953498 × 20000000 yielding 1459069960000000

= 2184284633848440
