Alright, let's work through 83423962 times 96987984 step by step
83423962 × 96987984 = 96987984 × (83423962)
+ 96987984 × 2 that results in 193975968
+ 96987984 × 60 giving us 5819279040
+ 96987984 × 900 that equals 87289185600
+ 96987984 × 3000 giving us 290963952000
+ 96987984 × 20000 yielding 1939759680000
+ 96987984 × 400000 producing 38795193600000
+ 96987984 × 3000000 that results in 290963952000000
+ 96987984 × 80000000 giving us 7759038720000000

= 8091121891672608
