Alright, let's work through 80949516 times 18743291 step by step
80949516 × 18743291 = 18743291 × (80949516)
+ 18743291 × 6 that equals 112459746
+ 18743291 × 10 that is equal 187432910
+ 18743291 × 500 that equals 9371645500
+ 18743291 × 9000 that results in 168689619000
+ 18743291 × 40000 giving us 749731640000
+ 18743291 × 900000 which equals 16868961900000
+ 18743291 × 0000000 that is equal 0
+ 18743291 × 80000000 that is equal 1499463280000000

= 1517260334697156
