# Java Program to Convert Decimal Number to Octal Number1 min read

In this tutorial, we will write a program to convert decimal to octal in java. Before that, you must have knowledge of the following topics in C++.

### Octal number

The octal numbers are the numbers with base 8 and use the digits 0 to 7. Example: 8 in decimal is represented as 10 in octal, 25 as 31, and so on.

### Decimal Number

These are the numbers with a base of 10, which ranges from 0 to 9. These numbers are formed with the combination of 0 to 9 digits such as 24, 345, etc.

Conversion example:

`Input: 19Output: 23`

Let us go through a program for the Decimal to Octal Conversion in java.

## Java Program to Convert Decimal to Octal using while loop

Output:

`Enter a Decimal Number: 19Equivalent Octal value: 23`

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