Q: Is 213,435,509 a Palindrome?
A: No, the number 213,435,509 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:
213435509
Now we reverse it like this:
905534312
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 213435509 = 905534312?
Answer:
NO, so that means the number 213,435,509 is not a palindrome!
Here are more examples of potential palindrome numbers in sequence:
| Number | 213,435,507 | 213,435,508 | 213,435,510 | 213,435,511 |
| Palindrome? | no | no | no | no |