No problem, we've got 39915998 and 79870367 to multiply
39915998 × 79870367 = 79870367 × (39915998)
+ 79870367 × 8 that equals 638962936
+ 79870367 × 90 yielding 7188333030
+ 79870367 × 900 that results in 71883330300
+ 79870367 × 5000 which equals 399351835000
+ 79870367 × 10000 that results in 798703670000
+ 79870367 × 900000 what gives us 71883330300000
+ 79870367 × 9000000 resulting in 718833303000000
+ 79870367 × 30000000 producing 2396111010000000

= 3188105409431266
