Clean duplicate rows, trim cells, rename columns, and export CSV in your browser.
Number Base Converter
Convert numbers between binary, octal, decimal, and hex.
Free · No signup
Binary (Base 2)
0b11111111
Octal (Base 8)
0o377
Decimal (Base 10)
255
Hexadecimal (Base 16)
0xFF
Quick Reference
Binary: 0, 1
Octal: 0-7
Decimal: 0-9
Hex: 0-9, A-F
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