Number 513 is not a prime number. It is a composite number.

A prime number is a natural number greater than 1 that is not a product of two smaller natural numbers. We do not consider 513 as a prime number, because it can be written as a product of two smaller natural numbers (check the factors of number 513 below).

Number of factors: 8.

List of factors/divisors: 1, 3, 9, 19, 27, 57, 171, 513.

Parity: 513 is an odd number.

Perfect square: no (a square number or perfect square is an integer that is the square of an integer).

Perfect number: no, because the sum of its proper divisors is 287 (perfect number is a positive integer that is equal to the sum of its proper divisors).

Number: Prime number: | 506 no | 507 no | 508 no | 509 yes | 510 no | 511 no | 512 no | 513 no | 514 no | 515 no | 516 no | 517 no | 518 no | 519 no | 520 no |
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