Alright, let's work through 72020327 times 40900749 step by step
72020327 × 40900749 = 40900749 × (72020327)
+ 40900749 × 7 yielding 286305243
+ 40900749 × 20 resulting in 818014980
+ 40900749 × 300 resulting in 12270224700
+ 40900749 × 0000 yielding 0
+ 40900749 × 20000 that equals 818014980000
+ 40900749 × 000000 producing 0
+ 40900749 × 2000000 producing 81801498000000
+ 40900749 × 70000000 that results in 2863052430000000

= 2945685317524923
