Q: Is 25,721,455 a Palindrome?
A: No, the number 25,721,455 is not a palindrome.
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:
25721455
Now we reverse it like this:
55412752
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 25721455 = 55412752?
Answer:
NO, so that means the number 25,721,455 is not a palindrome!
Here are more examples of potential palindrome numbers in sequence:
| Number | 25,721,453 | 25,721,454 | 25,721,456 | 25,721,457 |
| Palindrome? | no | no | no | no |