Alright, let's work through 63742587 times 97951408 step by step
63742587 × 97951408 = 97951408 × (63742587)
+ 97951408 × 7 that is equal 685659856
+ 97951408 × 80 which equals 7836112640
+ 97951408 × 500 which equals 48975704000
+ 97951408 × 2000 producing 195902816000
+ 97951408 × 40000 that equals 3918056320000
+ 97951408 × 700000 giving us 68565985600000
+ 97951408 × 3000000 which equals 293854224000000
+ 97951408 × 60000000 that is equal 5877084480000000

= 6243676146212496
