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The number with 21 zeros behind it is 10,000,000,000,000,000,000,000, which is also written as 10^21 in scientific notation. This number is obtained by multiplying 10 by itself 21 times. In mathematics, this number is referred to as a "sextillion."

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9mo ago

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How do you say that number in words 4720000000000000000000?

The number 4,720,000,000,000,000,000,000 can be said as "four sextillion seven hundred twenty quintillion." In scientific notation, this number can be written as 4.72 x 10^21. The prefix "sextillion" indicates a number followed by 21 zeros, while "quintillion" indicates a number followed by 18 zeros.


What number has 100 zeros?

any number containing 100 zeros has 100 zeros but i'm assuming you mean a 1 fallowed by 100 consecutive zeros; that is a Googol or 10,­000,­000,­000,­000,­000,­000,­000,­000,­000,­000,­000,­000,­000,­000,­000,­000,­000,­000,­000,­000,­000,­000,­000,­000,­000,­000,­000,­000,­000,­000,­000,­000,­000


Is googol the highest number?

in my agenda at school, there is a little fact that the number centrillion, has 500 zeros. but, there is probaby a higher number out there. a googol is 1 followed by 100 zeros, but higher named number is a googolplex which is one followed by googol number of zeros - that's a lot of zeros!


How many zeros does the googol have?

the number googol has exactly 100 zeros in it


What is the number 2000000000000000000000?

The number 2,000,000,000,000,000,000,000 can be expressed in scientific notation as 2 x 10^21. This means that the number is a 2 followed by 21 zeros. In standard form, it is read as "two quintillion." It is a very large number that represents a quantity greater than two billion billion.