No problem, we've got 80760128 and 60497263 to multiply
80760128 × 60497263 = 60497263 × (80760128)
+ 60497263 × 8 that equals 483978104
+ 60497263 × 20 which equals 1209945260
+ 60497263 × 100 yielding 6049726300
+ 60497263 × 0000 that is equal 0
+ 60497263 × 60000 yielding 3629835780000
+ 60497263 × 700000 yielding 42348084100000
+ 60497263 × 0000000 giving us 0
+ 60497263 × 80000000 that results in 4839781040000000

= 4885766703529664
