CodingBat isPrime

isPrime

Given integer num1, determine if it is prime. A prime number is only divisible by itself and 1. For instance, 7 is prime because it is only evenly divisible by 1 and 7 ( itself ). 8 is not prime because it has the divisors : 1,2,4,8

isPrime(4) → false
isPrime(2) → true
isPrime(5) → true

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Difficulty: 200 Post-solution available

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