Q: Is 21,479,487 a Palindrome?
A: No, the number 21,479,487 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:
21479487
Now we reverse it like this:
78497412
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 21479487 = 78497412?
Answer:
NO, so that means the number 21,479,487 is not a palindrome!
Here are more examples of potential palindrome numbers in sequence:
| Number | 21,479,485 | 21,479,486 | 21,479,488 | 21,479,489 |
| Palindrome? | no | no | no | no |