Prime NumberA number which is only divisible by 1 and itself is called prime number. Numbers 2, 3, 5, 7, 11, 13, 17, etc. are prime numbers.
Prime number in PHPExample: Here is the Program to list the first 15 prime numbers. Output: ![]() Prime Number using Form in PHPExample: We'll show a form, which will check whether a number is prime or not. Output: On entering number 12, we get the following output. It states that 12 is not a prime number. ![]() On entering number 97, we get the following output. It states that 97 is a prime number. ![]()
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