Q: Is 402,620,423 a Palindrome?
A: No, the number 402,620,423 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:
402620423
Now we reverse it like this:
324026204
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 402620423 = 324026204?
Answer:
NO, so that means the number 402,620,423 is not a palindrome!
Here are more examples of potential palindrome numbers in sequence:
Number | 402,620,421 | 402,620,422 | 402,620,424 | 402,620,425 |
Palindrome? | no | no | no | no |