Alright, let's work through 72819245 times 40132585 step by step
72819245 × 40132585 = 40132585 × (72819245)
+ 40132585 × 5 that equals 200662925
+ 40132585 × 40 what gives us 1605303400
+ 40132585 × 200 that equals 8026517000
+ 40132585 × 9000 giving us 361193265000
+ 40132585 × 10000 that equals 401325850000
+ 40132585 × 800000 resulting in 32106068000000
+ 40132585 × 2000000 giving us 80265170000000
+ 40132585 × 70000000 that equals 2809280950000000

= 2922424539598325
