Alright, let's work through 8343581 times 41113541 step by step
8343581 × 41113541 = 41113541 × (8343581)
+ 41113541 × 1 giving us 41113541
+ 41113541 × 80 giving us 3289083280
+ 41113541 × 500 giving us 20556770500
+ 41113541 × 3000 producing 123340623000
+ 41113541 × 40000 that results in 1644541640000
+ 41113541 × 300000 that equals 12334062300000
+ 41113541 × 8000000 that equals 328908328000000

= 343034159530321
