Q: Is 21,545,077 a Palindrome?
A: No, the number 21,545,077 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:
21545077
Now we reverse it like this:
77054512
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 21545077 = 77054512?
Answer:
NO, so that means the number 21,545,077 is not a palindrome!
Here are more examples of potential palindrome numbers in sequence:
| Number | 21,545,075 | 21,545,076 | 21,545,078 | 21,545,079 |
| Palindrome? | no | no | no | no |