Alright, let's work through 8570396 times 8671 step by step
8570396 × 8671 = 8671 × (8570396)
+ 8671 × 6 yielding 52026
+ 8671 × 90 which equals 780390
+ 8671 × 300 producing 2601300
+ 8671 × 0000 that results in 0
+ 8671 × 70000 what gives us 606970000
+ 8671 × 500000 what gives us 4335500000
+ 8671 × 8000000 giving us 69368000000

= 74313903716
