No problem, we've got 80179718 and 19949473 to multiply
80179718 × 19949473 = 19949473 × (80179718)
+ 19949473 × 8 that results in 159595784
+ 19949473 × 10 resulting in 199494730
+ 19949473 × 700 what gives us 13964631100
+ 19949473 × 9000 giving us 179545257000
+ 19949473 × 70000 that is equal 1396463110000
+ 19949473 × 100000 giving us 1994947300000
+ 19949473 × 0000000 producing 0
+ 19949473 × 80000000 resulting in 1595957840000000

= 1599543119388614
