Q: Is 312,403,009 a Palindrome?
A: No, the number 312,403,009 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:
312403009
Now we reverse it like this:
900304213
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 312403009 = 900304213?
Answer:
NO, so that means the number 312,403,009 is not a palindrome!
Here are more examples of potential palindrome numbers in sequence:
Number | 312,403,007 | 312,403,008 | 312,403,010 | 312,403,011 |
Palindrome? | no | no | no | no |