Alright, let's work through 84101981 times 74314376 step by step
84101981 × 74314376 = 74314376 × (84101981)
+ 74314376 × 1 producing 74314376
+ 74314376 × 80 yielding 5945150080
+ 74314376 × 900 that results in 66882938400
+ 74314376 × 1000 that equals 74314376000
+ 74314376 × 00000 giving us 0
+ 74314376 × 100000 what gives us 7431437600000
+ 74314376 × 4000000 that is equal 297257504000000
+ 74314376 × 80000000 giving us 5945150080000000

= 6249986238378856
