No problem, we've got 49487863 and 71960016 to multiply
49487863 × 71960016 = 71960016 × (49487863)
+ 71960016 × 3 producing 215880048
+ 71960016 × 60 what gives us 4317600960
+ 71960016 × 800 that results in 57568012800
+ 71960016 × 7000 that equals 503720112000
+ 71960016 × 80000 giving us 5756801280000
+ 71960016 × 400000 giving us 28784006400000
+ 71960016 × 9000000 resulting in 647640144000000
+ 71960016 × 40000000 what gives us 2878400640000000

= 3561147413285808
