Alright, let's work through 68031830 times 40214985 step by step
68031830 × 40214985 = 40214985 × (68031830)
+ 40214985 × 0 what gives us 0
+ 40214985 × 30 what gives us 1206449550
+ 40214985 × 800 producing 32171988000
+ 40214985 × 1000 what gives us 40214985000
+ 40214985 × 30000 producing 1206449550000
+ 40214985 × 000000 producing 0
+ 40214985 × 8000000 yielding 321719880000000
+ 40214985 × 60000000 what gives us 2412899100000000

= 2735899022972550
