Alright, let's work through 15918328 times 10082844 step by step
15918328 × 10082844 = 10082844 × (15918328)
+ 10082844 × 8 resulting in 80662752
+ 10082844 × 20 what gives us 201656880
+ 10082844 × 300 that results in 3024853200
+ 10082844 × 8000 that results in 80662752000
+ 10082844 × 10000 resulting in 100828440000
+ 10082844 × 900000 what gives us 9074559600000
+ 10082844 × 5000000 what gives us 50414220000000
+ 10082844 × 10000000 yielding 100828440000000

= 160502017964832
