Q: Is 312,121,213 a Palindrome?
A: Yes, the number 312,121,213 is a 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:
312121213
Now we reverse it like this:
312121213
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 312121213 = 312121213?
Answer:
YES, so that means the number 312,121,213 is a palindrome!
Here are more examples of potential palindrome numbers in sequence:
Number | 312,121,211 | 312,121,212 | 312,121,214 | 312,121,215 |
Palindrome? | no | no | no | no |