Java Convert Decimal to Hexadecimal

We can convert decimal to hexadecimal in java using Integer.toHexString() method or custom logic.

Java Decimal to Hex conversion: Integer.toHexString()

The Integer.toHexString() method converts decimal to hexadecimal. The signature of toHexString() method is given below:

Let's see the simple example of converting decimal to binary in java.

public class DecimalToHexExample1{
public static void main(String args[]){
System.out.println(Integer.toHexString(10));
System.out.println(Integer.toHexString(15));
System.out.println(Integer.toHexString(289));
}}

Test it Now

Output:

a
f
121

Java Decimal to Hex conversion: Custom Logic

We can convert decimal to hex in java using custom logic.

public class DecimalToHexExample2{  
public static String toHex(int decimal){  
     int rem;
     String hex=""; 
     char hexchars[]={'0','1','2','3','4','5','6','7','8','9','A','B','C','D','E','F'};
    while(decimal>0)
     {
       rem=decimal%16; 
       hex=hexchars[rem]+hex; 
       decimal=decimal/16;
     }
    return hex;
}  
public static void main(String args[]){    
     System.out.println("Hexadecimal of 10 is: "+toHex(10));
     System.out.println("Hexadecimal of 15 is: "+toHex(15));
     System.out.println("Hexadecimal of 289 is: "+toHex(289));
}}    

Test it Now

Output:

Hexadecimal of 10 is: A
Hexadecimal of 15 is: F
Hexadecimal of 289 is: 121

Next TopicJava Octal to Decimal

← prev next →

For Videos Join Our Youtube Channel: Join Now

Feedback

Send your Feedback to [email protected]

Help Others, Please Share

Learn Latest Tutorials

Splunk

SPSS

Swagger

Transact-SQL

Tumblr

ReactJS

Regex

Reinforcement Learning

R Programming

RxJS

React Native

Python Design Patterns

Python Pillow

Python Turtle

Keras

Preparation

Aptitude

Reasoning

Verbal Ability

Interview Questions

Company Questions

Trending Technologies

Artificial Intelligence

AWS

Selenium

Cloud Computing

Hadoop

ReactJS

Data Science

Angular 7

Blockchain

Git

Machine Learning

DevOps

B.Tech / MCA

DBMS

Data Structures

DAA

Operating System

Computer Network

Compiler Design

Computer Organization

Discrete Mathematics

Ethical Hacking

Computer Graphics

Software Engineering

Web Technology

Cyber Security

Automata

C Programming

C++

Java

.Net

Python

Programs

Control System

Data Mining

Data Warehouse

^{Like/Subscribe us for latest updates or newsletter}

Java Conversion