Q: Is 21,819 a Palindrome?

A: No, the number 21,819 is not a palindrome.

How is 21,819 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:

21819

Now we reverse it like this:

91812

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 21819 = 91812?

Answer:

NO, so that means the number 21,819 is not a palindrome!

Here are more examples of potential palindrome numbers in sequence:

Number	21,817	21,818	21,820	21,821
Palindrome?	no	no	no	no

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