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109 tools

/ Number Base Converter

Decimal (Base 10)

Digits: 0-9

Binary (Base 2)

Digits: 0-1

Octal (Base 8)

Digits: 0-7

Hexadecimal (Base 16)

Digits: 0-9, A-F

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Number Base Converter

Convert numbers between different bases

■ 01

What are Number Systems?

Binary (Base 2): Uses digits 0-1, commonly used in computing Octal (Base 8): Uses digits 0-7, legacy systems Decimal (Base 10): Uses digits 0-9, standard human counting Hexadecimal (Base 16): Uses digits 0-9 and A-F, us…

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How does it work?

Conversion Process Number base conversion works by interpreting digits according to their positional values in different bases. Each digit is multiplied by the base raised to its position power, then summed together. Th…

■ 03

Sample Cases

Covers The number 42, The number 255, and The number 1000 so you can compare common inputs and outputs quickly.

/ Code

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/ Integration

Source code from the selected tool, shown here alongside the live version on the right.

/ Source Code

TypeScript

typescript

// No npm packages needed - pure Node.js/TypeScript

interface NumberBases {
  decimal: string;
  binary: string;
  octal: string;
  hexadecimal: string;
}

function convertFromDecimal(decimal: number): NumberBases {