Is 513 a prime number?

Is 513 a prime or composite number?

Answer: Number 513 is not a Prime
513 - is not a Prime Number because it has 8 factors: 1, 3, 9, 19, 27, 57, 171, 513
Number should have exactly two factors to be classified as a Prime number
For 513 to be a prime number it must have only two divisors - 1 and itself (513)

See Also

About "Is number a Prime" Calculator

This calculator will help you find out if a given number is Prime. For example, it can help you find out is 513 a prime or composite number? (The answer is: No). Enter number (e.g. '513') and hit the 'Calculate' button.
Prime numbers are the positive integers having only two factors - 1 and the number itself

Prime numbers list

NumberIs Prime
498No
Yes
No
No
502No
Yes
504No
505No
506No
No
508No
Yes
510No
No
No
No
514No
515No
516No
No
518No
519No
520No
Yes
522No
Yes
524No
No
526No
No

FAQ

Is 513 a prime or composite number?

Number 513 is not a Prime

How many factors are in a number 513?

8