Function isPrime
Test whether a value is prime: has no divisors other than itself and one.
The function supports type number, bignumber.
The function is evaluated element-wise in case of Array or Matrix input.
Syntax
isPrime(x)
Parameters
| Parameter | Type | Description |
|---|---|---|
x |
number | BigNumber | Array | Matrix | Value to be tested |
Returns
| Type | Description |
|---|---|
| boolean | Returns true when x is larger than zero. Throws an error in case of an unknown data type. |
Examples
isPrime(3); // returns true
isPrime(-2); // returns false
isPrime(0); // returns false
isPrime(-0); // returns false
isPrime(0.5); // returns false
isPrime('2'); // returns true
isPrime([2, 17, 100]'); // returns [true, true, false]