Prime Time

Question

Have the function PrimeTime(num) take the num parameter being passed and return the string true if the parameter is a prime number, otherwise return the string false. The range will be between 1 and 2^16.

Answers

function PrimeTime(num) {
  // base case
  if (num === 2) return true;
  if (num === 3) return true;

  for (let i = 4; i < num; i++) {
    if (num % i === 0) return false;
  }

  // code goes here
  return true;
}
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