What is a 80-digit number?


A 80-digit number is a number that has 80 digits where the first digit must be 1 or greater. On this page, we will answer three questions for you: What is the smallest 80-digit number? What is the largest 80-digit number? How many 80-digit numbers are there?

Smallest 80-digit number
The smallest 80-digit number is 1 followed by 79 zeros. This number is called ten quinvigintillion.

Largest 80-digit number
The largest 80-digit number is 9 followed by another 79 nines. This number is called ninety-nine quinvigintillion nine hundred ninety-nine quattuorvigintillion nine hundred ninety-nine trevigintillion nine hundred ninety-nine duovigintillion nine hundred ninety-nine unvigintillion nine hundred ninety-nine vigintillion nine hundred ninety-nine novemdecillion nine hundred ninety-nine octodecillion nine hundred ninety-nine septendecillion nine hundred ninety-nine sexdecillion nine hundred ninety-nine quindecillion nine hundred ninety-nine quattuordecillion nine hundred ninety-nine tredecillion nine hundred ninety-nine duodecillion nine hundred ninety-nine undecillion nine hundred ninety-nine decillion nine hundred ninety-nine nonillion nine hundred ninety-nine octillion nine hundred ninety-nine septillion nine hundred ninety-nine sextillion nine hundred ninety-nine quintillion nine hundred ninety-nine quadrillion nine hundred ninety-nine trillion nine hundred ninety-nine billion nine hundred ninety-nine million nine hundred ninety-nine thousand nine hundred ninety-nine.

Total number of 80-digit numbers
There are a total of ninety quinvigintillion different 80-digit numbers. ninety quinvigintillion is 9 followed by 79 zeros.


Digit Numbers
Here you can learn about another digit number.




What is a 81-digit number?
Go here for information about the next digit number on our list that we have information about.


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