About this tool
Represent a supported non-negative integer in another number base. Check the selected source and target bases before comparing digit strings, because the same symbols can have different values in different bases.
Calculations and file processing run in this browser tab. The tool does not send working inputs or files to our hosting server.
मुख्य इनपुट और नियंत्रण हिंदी में देखने के लिए ऊपर “🇮🇳 हिंदी में देखें” चुनें। गणना और फ़ाइल प्रोसेसिंग इसी ब्राउज़र टैब में होती है; टूल आपके इनपुट हमारी होस्टिंग पर नहीं भेजता।
Features
- Work with Number String to Convert.
- Input Base (Radix): choose from Decimal (Base 10); Binary (Base 2); Octal (Base 8); Hexadecimal (Base 16).
- Review Decimal (Base 10); Binary (Base 2); Octal (Base 8) in the result breakdown.
Benefits
- Compare binary, decimal and other supported representations.
- Check a base-conversion exercise without repeated arithmetic.
Who should use this tool?
- Students learning positional notation.
- Developers checking an integer representation.
How to use
- Complete the labelled fields for your scenario, including Number String to Convert. Use the units shown beside each field.
- Choose Input Base (Radix) to match the situation you want to check.
- Select Calculate / Run Tool and review Converted Radix Representations and Decimal (Base 10); Binary (Base 2).
- Check the assumptions and limitations below. Adjust a value to compare scenarios, then copy or download the result you need.
Try these worked examples
| Scenario | Example inputs | Example result |
|---|---|---|
| Decimal 255 → Binary 11111111 / Hex FF / Octal 377 | Number String to Convert: 255Input Base (Radix): Decimal (Base 10) | DEC: 255 | HEX: 0xFF | BIN: 11111111 |
| Binary 101010 → Decimal 42 / Hex 2A / Octal 52 | Number String to Convert: 101010Input Base (Radix): Binary (Base 2) | DEC: 42 | HEX: 0x2A | BIN: 101010 |
Reference and processing
Positional Radix Number System Representation · Listed applicability: 2025-2026
Calculations and file processing run in this browser tab. The tool does not send working inputs or files to our hosting server.
FAQs
Does this convert fractional numbers or arbitrary large integers?
Use the supported integer range and formats shown by this tool. Fractional values and integers beyond its exact numeric range need a suitable different representation or implementation.
Which inputs do I need for Number Base (Radix) Converter (Binary, Octal, Decimal, Hexadecimal)?
Use Number String to Convert; Input Base (Radix). The built-in examples show how those fields fit together.
What should I check before using this result?
Supports non-negative integers up to 2^53 - 1 (JavaScript MAX_SAFE_INTEGER). Check the assumptions and output against your intended task before relying on the result.
What happens to the information I enter?
Calculations and file processing run in this browser tab. The tool does not send working inputs or files to our hosting server. Tool favourites save only tool IDs in this browser. Sharing sends the tool link, not your working values or files.