Number 591 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 591 as a prime number, because it can be written as a product of two smaller natural numbers (check the factors of number 591 below).

Number of factors: 4.

List of factors/divisors: 1, 3, 197, 591.

Parity: 591 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 201 (perfect number is a positive integer that is equal to the sum of its proper divisors).

Number: Prime number: | 584 no | 585 no | 586 no | 587 yes | 588 no | 589 no | 590 no | 591 no | 592 no | 593 yes | 594 no | 595 no | 596 no | 597 no | 598 no |
---|