Alright, let's work through 84842190 times 57822141 step by step
84842190 × 57822141 = 57822141 × (84842190)
+ 57822141 × 0 which equals 0
+ 57822141 × 90 yielding 5203992690
+ 57822141 × 100 producing 5782214100
+ 57822141 × 2000 producing 115644282000
+ 57822141 × 40000 giving us 2312885640000
+ 57822141 × 800000 that equals 46257712800000
+ 57822141 × 4000000 that is equal 231288564000000
+ 57822141 × 80000000 which equals 4625771280000000

= 4905757072928790
