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Convert integers between decimal, hexadecimal, binary, and octal simultaneously. All four representations update as you type in any field.
Use Cases
- ›Interpreting memory addresses and register values in hexadecimal
- ›Understanding bitfield masks in binary when working with embedded systems
- ›Converting RGB colour channels between decimal and hex
- ›Cross-checking base conversions when reading assembly output
Example
Input
255 (decimal)
Output
Hex: FF Binary: 11111111 Octal: 377
FAQ
Is there a size limit on the numbers?
The tool supports integers up to 64 bits. Very large values are handled using BigInt.
Can I enter hex values with a 0x prefix?
Yes. Both 0xFF and FF are accepted in the hex field.