Q: Is 17,999,509 a Palindrome?
A: No, the number 17,999,509 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:
17999509
Now we reverse it like this:
90599971
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 17999509 = 90599971?
Answer:
NO, so that means the number 17,999,509 is not a palindrome!
Here are more examples of potential palindrome numbers in sequence:
| Number | 17,999,507 | 17,999,508 | 17,999,510 | 17,999,511 |
| Palindrome? | no | no | no | no |