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Zero is the number that means 'none'.

Zero is the number that means 'none'.

Zero stands for having nothing at all. It may seem small, but it is a very important and useful number.

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The Romans had no symbol for zero. The Romans had no symbol for zero. A 'googol' is a 1 followed by one hundred zeros. A 'googol' is a 1 followed by one hundred zeros. A “googol” is the number 1 followed by 100 zeros. A “googol” is the number 1 followed by 100 zeros. Numbers help us tell how many things there are. Numbers help us tell how many things there are. Zero is the only number that can't be written with Roman numerals. Zero is the only number that can't be written with Roman numerals.