Number Base Converter
Convert numbers between binary, octal, decimal, and hexadecimal
Files never leave your deviceNo signup required
Binary (2)
11111111Octal (8)
377Decimal (10)
255Hexadecimal (16)
FFFrequently Asked Questions
How does binary work?▼
Binary (base 2) uses only 0 and 1. Each digit represents a power of 2. For example, binary 1010 = 8+0+2+0 = 10 in decimal.
What is hexadecimal?▼
Hexadecimal (base 16) uses 0-9 and A-F. Each hex digit represents 4 binary bits. It's commonly used in programming for colors and memory addresses.
How to Use Number Base Converter
- 1Open the Number Base Converter tool above - it loads instantly in your browser.
- 2Enter your data or upload your file. Everything is processed locally on your device - nothing is uploaded to any server.
- 3Get your results instantly. Copy, download, or share - completely free with no signup required.
Number Base Converteris part of BriskTool's collection of free online tools. All tools run entirely in your browser for maximum privacy and speed.
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