Alright, let's work through 18087418 times 47120286 step by step
18087418 × 47120286 = 47120286 × (18087418)
+ 47120286 × 8 giving us 376962288
+ 47120286 × 10 yielding 471202860
+ 47120286 × 400 that results in 18848114400
+ 47120286 × 7000 producing 329842002000
+ 47120286 × 80000 yielding 3769622880000
+ 47120286 × 000000 that equals 0
+ 47120286 × 8000000 that equals 376962288000000
+ 47120286 × 10000000 that equals 471202860000000

= 852284309161548
