Q: Is 420,731,477 a Palindrome?
A: No, the number 420,731,477 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:
420731477
Now we reverse it like this:
774137024
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 420731477 = 774137024?
Answer:
NO, so that means the number 420,731,477 is not a palindrome!
Here are more examples of potential palindrome numbers in sequence:
Number | 420,731,475 | 420,731,476 | 420,731,478 | 420,731,479 |
Palindrome? | no | no | no | no |