Q: What number has 12 digits?

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If repeated digits are allowed, then the largest 12-digit number is 999,999,999,999 .If repeated digits are not allowed, then the largest 12-digit number is 989,898,989,898 .If the same digit can't be used more than once, then the largest possible number has only10 digits. The number is 9,876,543,210 .

It will contain at least 12 digits

12

The sum of the squares of the digits of 13 is 12 + 32 = 10. The sum of the squares of the digits of this result is 12 + 02 = 1. Because this process results in a 1, this number is a happy number.

-10

Related questions

If repeated digits are allowed, then the largest 12-digit number is 999,999,999,999 .If repeated digits are not allowed, then the largest 12-digit number is 989,898,989,898 .If the same digit can't be used more than once, then the largest possible number has only10 digits. The number is 9,876,543,210 .

It will contain at least 12 digits

39

12

919898803296

The number has to be 450. The number is 3 digits, and it's divisible by 8.

12 digits.12 digits.12 digits.12 digits.

39

The account number is 12 digits.

12

A us bank account has #12 digits in california

The number you are looking for is 12. Reversing the digits gives you 21 75% of 12 is 9 12 + 9 = 21