Q: Is 217,517,857 a Palindrome?
A: No, the number 217,517,857 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:
217517857
Now we reverse it like this:
758715712
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 217517857 = 758715712?
Answer:
NO, so that means the number 217,517,857 is not a palindrome!
Here are more examples of potential palindrome numbers in sequence:
Number | 217,517,855 | 217,517,856 | 217,517,858 | 217,517,859 |
Palindrome? | no | no | no | no |