Numbers converter for binary numbers, decimal numbers, octal numbers, hexadecimal numbers, and related units. Enter a value, choose units, and get an instant result with formulas and examples.
Result: 1 Binary = 1 Decimal
The input is parsed as binary with base 2, then written as decimal with base 10.
Formula
Parse the binary input with base 2, then output base 10 with toString.
Number conversions help compare decimal, binary, octal, hexadecimal, Roman numerals, and related notation. These tools are useful for programming, electronics, networking, classroom work, and quick reference checks.
Unlike simple unit multipliers, number-system conversion changes notation while preserving the represented value. Always check whether the source uses prefixes such as 0x for hexadecimal or leading zeros for octal.
Number system conversion changes the written base while preserving the represented value. Decimal, binary, octal, and hexadecimal are positional systems with different digit sets and place values.
| Unit | Symbol | Also known as |
|---|---|---|
| Binary | base 2 | base 2 |
| Decimal | base 10 | base 10 |
| Octal | base 8 | base 8 |
| Hexadecimal | base 16 | hex, base 16 |
This converter uses category-specific rules, so rates are shown in the calculator as units are selected.
Use this numbers converter to compare supported units, check formulas, and calculate everyday or technical values. The tool uses decimal as its base reference and updates instantly when you change the amount or selected units.
The numbers converter changes values between supported numbers units using the conversion data in the calculator.
Supported units include Binary, Decimal, Octal, Hexadecimal.
Enter a value, choose a from unit and a to unit, and the converter calculates the result instantly.