No problem, we've got 39801213 and 42383314 to multiply
39801213 × 42383314 = 42383314 × (39801213)
+ 42383314 × 3 what gives us 127149942
+ 42383314 × 10 producing 423833140
+ 42383314 × 200 yielding 8476662800
+ 42383314 × 1000 what gives us 42383314000
+ 42383314 × 00000 giving us 0
+ 42383314 × 800000 which equals 33906651200000
+ 42383314 × 9000000 which equals 381449826000000
+ 42383314 × 30000000 resulting in 1271499420000000

= 1686907308159882
