Alright, let's work through 84271799 times 53418868 step by step
84271799 × 53418868 = 53418868 × (84271799)
+ 53418868 × 9 producing 480769812
+ 53418868 × 90 that is equal 4807698120
+ 53418868 × 700 producing 37393207600
+ 53418868 × 1000 that equals 53418868000
+ 53418868 × 70000 producing 3739320760000
+ 53418868 × 200000 resulting in 10683773600000
+ 53418868 × 4000000 producing 213675472000000
+ 53418868 × 80000000 giving us 4273509440000000

= 4501704106903532
