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Number Base Converter — Binary, Octal, Decimal, Hex
Convert binary, octal, decimal, and hexadecimal numbers side by side for programming, debugging flags, color values, memory addresses, and numeric IDs. View all base results together for quick comparison.
Input Base
All Bases
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How to Use Number Base Converter for Binary, Decimal, and Hex
Quick Start Guide
1
Choose the input base that matches your source number.
2
Enter the binary, octal, decimal, or hexadecimal value.
3
Select the output base or view all base results together.
4
Copy the converted value for code, debugging, or documentation.
Frequently Asked Questions
The converter supports binary, octal, decimal, and hexadecimal values, with an all-bases view for quick comparison.
Yes. Hexadecimal input can include A-F characters, and invalid characters are flagged before conversion.
Yes. It is designed for quick base conversions when working with binary flags, color values, memory addresses, or numeric IDs.
No. Conversion runs in your browser, so your entered values stay on your device.
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