Alright, let's work through 731365 times 17980270 step by step
731365 × 17980270 = 17980270 × (731365)
+ 17980270 × 5 yielding 89901350
+ 17980270 × 60 yielding 1078816200
+ 17980270 × 300 what gives us 5394081000
+ 17980270 × 1000 what gives us 17980270000
+ 17980270 × 30000 that results in 539408100000
+ 17980270 × 700000 giving us 12586189000000

= 13150140168550
