How to Convert a Number to Binary in Java

In this example we will show the method to convert a number to binary in Java.

Source Code

package com.beginner.examples;

public class Num2Binary {
  public static void main(String[] args) {
    int num = 17;
    System.out.println(Integer.toBinaryString(num)); // convert a number to binary
  }
}

Output:

10001