Prime Number Program in Java
Prime number in Java: Prime number is a number that is greater than 1 and divided by 1 or itself only. In other words, prime numbers can't be divided by other numbers than itself or 1. For example 2, 3, 5, 7, 11, 13, 17.... are the prime numbers.
Note: 0 and 1 are not prime numbers. The 2 is the only even prime number because all the other even numbers can be divided by 2.
Let's see the prime number program in java. In this java program, we will take a number variable and check whether the number is prime or not.Test it Now
3 is prime number
Prime Number Program using Method in JavaTest it Now
1 is not prime number 3 is prime number 17 is prime number 20 is not prime number
Prime Number Program in Java (Another way)
You can also use a method where number is not predefined. Here, user has to put the number to check if the number is prime.
Output:Use image PrimeExample1
Find prime numbers between two numbers
You can also find prime numbers between two specified numbers.
Output:Use image PrimeExample2