Alright, let's work through 66680001 times 29946600 step by step
66680001 × 29946600 = 29946600 × (66680001)
+ 29946600 × 1 yielding 29946600
+ 29946600 × 00 that results in 0
+ 29946600 × 000 producing 0
+ 29946600 × 0000 which equals 0
+ 29946600 × 80000 giving us 2395728000000
+ 29946600 × 600000 resulting in 17967960000000
+ 29946600 × 6000000 giving us 179679600000000
+ 29946600 × 60000000 what gives us 1796796000000000

= 1996839317946600
