Q: Is 311,408,721 a Palindrome?
A: No, the number 311,408,721 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:
311408721
Now we reverse it like this:
127804113
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 311408721 = 127804113?
Answer:
NO, so that means the number 311,408,721 is not a palindrome!
Here are more examples of potential palindrome numbers in sequence:
Number | 311,408,719 | 311,408,720 | 311,408,722 | 311,408,723 |
Palindrome? | no | no | no | no |