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Number Base

Number Base Converter

Convert numbers between binary, decimal, hexadecimal, and octal systems.

Number Base Converter

Convert numbers between binary, octal, decimal, and hexadecimal number systems.

Input Number

Number

Input Base

Decimal - Base 10

Binary

Base 2

Enter a number

Octal

Base 8

Enter a number

Decimal

Base 10

Enter a number

Hexadecimal

Base 16

Enter a number

Example Numbers

Number Base Guide

Number Systems

• Binary (Base 2): Uses digits 0-1
• Octal (Base 8): Uses digits 0-7
• Decimal (Base 10): Uses digits 0-9
• Hexadecimal (Base 16): Uses 0-9, A-F

Common Uses

• Binary: Computer operations, digital logic
• Octal: Unix file permissions
• Decimal: Everyday mathematics
• Hexadecimal: Memory addresses, colors