Alright, let's work through 84085608 times 93797791 step by step
84085608 × 93797791 = 93797791 × (84085608)
+ 93797791 × 8 that results in 750382328
+ 93797791 × 00 which equals 0
+ 93797791 × 600 producing 56278674600
+ 93797791 × 5000 producing 468988955000
+ 93797791 × 80000 resulting in 7503823280000
+ 93797791 × 000000 that equals 0
+ 93797791 × 4000000 giving us 375191164000000
+ 93797791 × 80000000 yielding 7503823280000000

= 7887044285291928
