### Brain Teasers

# Can a Number be a Palindrome?

What number, when multiplied by itself, is a palindrome when used nine times or fewer?

For example, if the digit is "A", then the products:

AA x AAA

A x AAAAA

AAA x AAA

AAAAAA x AAAAA

etc.

would all have palindromes for answers.

A palindrome is a word (or in this case a number) which is read the same way forward and backward.

For example, if the digit is "A", then the products:

AA x AAA

A x AAAAA

AAA x AAA

AAAAAA x AAAAA

etc.

would all have palindromes for answers.

A palindrome is a word (or in this case a number) which is read the same way forward and backward.

### Answer

1 is one answer.1x1=1

11x11=121

111x111=12321

1111x1111=1234321

11x111111=1222221 etc, etc...

Hide Answer Show Answer

## What Next?

View a Similar Brain Teaser...

If you become a registered user you can vote on this brain teaser, keep track of which ones you have seen, and even make your own.

### Solve a Puzzle

Comments hidden to avoid spoilers.

## Follow Braingle!