Q: Is 403,404,009 a Palindrome?
A: No, the number 403,404,009 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:
403404009
Now we reverse it like this:
900404304
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 403404009 = 900404304?
Answer:
NO, so that means the number 403,404,009 is not a palindrome!
Here are more examples of potential palindrome numbers in sequence:
Number | 403,404,007 | 403,404,008 | 403,404,010 | 403,404,011 |
Palindrome? | no | no | no | no |