Convert Numbers Between Bases — Binary, Octal, Decimal, Hex
Type a number in any base (2, 8, 10, 16, or custom) and see it converted to all other bases instantly. Supports integers of any size.
A quick reference for developers working with bitwise operations, memory addresses, color codes, or permissions. Type a hex color and see its decimal equivalent, or convert binary flags to readable numbers.
Frequently Asked Questions — Number Base Converter
Binary (2), octal (8), decimal (10), hexadecimal (16), and any custom base from 2 to 36.
Yes. The converter handles numbers well beyond standard integer limits.
Common in programming: hex for colors and memory addresses, binary for bitwise operations, octal for Unix permissions.
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