No problem, we've got 51273722 and 72993380 to multiply
51273722 × 72993380 = 72993380 × (51273722)
+ 72993380 × 2 resulting in 145986760
+ 72993380 × 20 resulting in 1459867600
+ 72993380 × 700 resulting in 51095366000
+ 72993380 × 3000 that equals 218980140000
+ 72993380 × 70000 what gives us 5109536600000
+ 72993380 × 200000 yielding 14598676000000
+ 72993380 × 1000000 giving us 72993380000000
+ 72993380 × 50000000 producing 3649669000000000

= 3742642273960360
