Q: Is 121,500,000 a Palindrome?
A: No, the number 121,500,000 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:
121500000
Now we reverse it like this:
000005121
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 121500000 = 000005121?
Answer:
NO, so that means the number 121,500,000 is not a palindrome!
Here are more examples of potential palindrome numbers in sequence:
| Number | 121,499,998 | 121,499,999 | 121,500,001 | 121,500,002 |
| Palindrome? | no | no | no | no |