Convert decimal integer to hexadecimal number in Java

Java 8Object Oriented ProgrammingProgramming

To convert decimal integer to hexadecimal, use the Integer.toHexString() method. Let’s say the following is our decimal integer.

int decInt = 25;

The following is the usage of the Integer.toHexString() method to convert decimal integer to hexadecimal number.

String myHex = Integer.toHexString(decInt);

The following the complete example.


 Live Demo

public class Demo {
   public static void main(String []args) {
      int decInt = 25;
      System.out.println("Decimal Integer = "+decInt);
      String myHex = Integer.toHexString(decInt);
      System.out.println("Hexadecimal = "+myHex);


Decimal Integer = 25
Hexadecimal = 19
Updated on 26-Jun-2020 08:06:13