10
Gigillion - 10^ (3x10^3billion +3)
A duodecillion is a number equal to 10^39 in the short scale or 10^72 in the long scale. In either scale, there are zero zeros in the number duodecillion itself.
10 to the zero is 1, so answer is 4
Eighteen years because there's no year zero.
10
Seven
10
10 zeros 10000000000
1
10
There is zero watts in 10 amps.
7 zero
A Googol is 10100 or 10 with a hundred zeros after it.
The number 10 contains one zero.
9*10*10*10*10*10*10 or 9 million.
Zero.