What is a 13-digit number?


A 13-digit number is a number that has 13 digits where the first digit must be 1 or greater. On this page, we will answer three questions for you: What is the smallest 13-digit number? What is the largest 13-digit number? How many 13-digit numbers are there?

Smallest 13-digit number
The smallest 13-digit number is 1 followed by 12 zeros. This number is called one trillion.

Largest 13-digit number
The largest 13-digit number is 9 followed by another 12 nines. This number is called nine trillion nine hundred ninety-nine billion nine hundred ninety-nine million nine hundred ninety-nine thousand nine hundred ninety-nine.

Total number of 13-digit numbers
There are a total of nine trillion different 13-digit numbers. nine trillion is 9 followed by 12 zeros.


Digit Numbers
Here you can learn about another digit number.




What is a 14-digit number?
Go here for information about the next digit number on our list that we have information about.


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