Q: Is 512,712,721 a Palindrome?

How is 512,712,721 not a palindrome number?

A palindromic number is number that remains the same when its digits are reversed.

Here's how to check if a number is a palindrome:

Step 1

Take the original number and reverse it.

Here is the original number color coded:

512712721

Now we reverse it like this:

127217215

Notice the colors are going in the opposite direction now

Step 2

Compare the two numbers. If they are exactly the same then the number is a palindrome.

Is 512712721 = 127217215?

Answer:

NO, so that means the number 512,712,721 is not a palindrome!

More Examples

Here are more examples of potential palindrome numbers in sequence: