Q: Is 21,397,854 a Palindrome?
A: No, the number 21,397,854 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:
21397854
Now we reverse it like this:
45879312
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 21397854 = 45879312?
Answer:
NO, so that means the number 21,397,854 is not a palindrome!
Here are more examples of potential palindrome numbers in sequence:
Number | 21,397,852 | 21,397,853 | 21,397,855 | 21,397,856 |
Palindrome? | no | no | no | no |