Number Converter Online: Convert Decimal, Binary, Octal, Hex, Roman, Words
A number converter is a free online tool that helps you instantly convert numbers between decimal, binary, octal, hexadecimal, roman numerals, and words. Whether you're a student, engineer, or just curious, our number converter makes it easy to work with numbers in any base or format.
How to Use the Number Converter
- Enter your number and select the input base (decimal, binary, octal, hex, roman).
- Click Convert to see the number in all supported formats.
- Use the results for math, coding, electronics, or everyday needs.
Why Use Our Number Converter?
- Fast, accurate conversions for any number
- Modern, mobile-friendly interface
- Free to use, no registration required
- Perfect for students, professionals, and hobbyists
Number Converter Formulae
Covers all major conversions:
Decimal ↔ Binary, Octal, Hexadecimal, Roman, Words
Binary ↔ Decimal, Octal, Hexadecimal
Octal ↔ Decimal, Binary, Hexadecimal
Hexadecimal ↔ Decimal, Binary, Octal
Roman ↔ Decimal
Number ↔ Words (English)
Frequently Asked Questions
- Is the number converter free? Yes, our number converter is 100% free to use with no registration required.
- Can I convert large numbers? Yes, the number converter supports large integers and common bases.
- Does it work for negative numbers? Yes, except for roman numerals and words (positive only).
- Can I use it for programming and electronics? Absolutely! It's perfect for base conversions in coding and circuit design.
Try our number converter now and make number conversions simple and fast!