primes

Prime numbers less than or equal to input value

Syntax

p = primes(n)

p = primes(n) returns a row vector containing all the prime numbers less than or equal to n. The data type of p is the same as that of n.

p = primes(25)

p = 1×9

     2     3     5     7    11    13    17    19    23

n = uint16(12);
p = primes(n)

p = 1x5 uint16 row vector

    2    3    5    7   11

Input value, specified as a scalar that is a real integer value.

Example: 10

Example: int16(32)

Usage notes and limitations:

This function fully supports thread-based environments. For more information, see Run MATLAB Functions in Thread-Based Environment.

Introduced before R2006a