Q: Is 11,172,509 a Palindrome?
A: No, the number 11,172,509 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:
11172509
Now we reverse it like this:
90527111
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 11172509 = 90527111?
Answer:
NO, so that means the number 11,172,509 is not a palindrome!
Here are more examples of potential palindrome numbers in sequence:
| Number | 11,172,507 | 11,172,508 | 11,172,510 | 11,172,511 |
| Palindrome? | no | no | no | no |