Alright, let's work through 41199388 times 99583519 step by step
41199388 × 99583519 = 99583519 × (41199388)
+ 99583519 × 8 giving us 796668152
+ 99583519 × 80 producing 7966681520
+ 99583519 × 300 that is equal 29875055700
+ 99583519 × 9000 that is equal 896251671000
+ 99583519 × 90000 yielding 8962516710000
+ 99583519 × 100000 that equals 9958351900000
+ 99583519 × 1000000 that is equal 99583519000000
+ 99583519 × 40000000 yielding 3983340760000000

= 4102780037686372
