Q: Is 21,152,720 a Palindrome?

 A: No, the number 21,152,720 is not a palindrome.

How is 21,152,720 not a palindrome number?

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:

21152720

Now we reverse it like this:

02725112

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 21152720 = 02725112?


Answer:

NO, so that means the number 21,152,720 is not a palindrome!


More Examples

Here are more examples of potential palindrome numbers in sequence:

Number 21,152,71821,152,71921,152,72121,152,722
Palindrome? nononono

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