its a really difficult question because numbers r countless. http://www.newsvade.com
The centillion is the largest non-abstract number recognized by mathematicians. It has 303 zeros in America and 600 in Great Britain.
Googolplexian: The worlds largest number with a name. A "1" followed by a googolplex of zeros Googolplex: The second largest number with a name. A "1" followed by a googol of zeros Googol: A large number. A "1" followed by one hundred zeros. There are infinitely many numbers, so there is no longest number.
There are three zeros in the number 3000
This number is Nonillion and it has 30 zeros in it. That's a lot!
15 zeros
9 zeros
A Thousand digit number will have 999 zeros
the number googol has exactly 100 zeros in it
As a number it is: 90,000,000,000 which has 10 zeros in it
None of the zeros in that number are significant.
6 zeros Example: 1,000,000 This is the number one million and if you count the zeros in it you'll end up with 6 zeros.
152