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Number Base Converter

Convert numbers between binary, decimal, hexadecimal, and octal bases instantly.

1010

Conversion Results

Binary (Base 2)
1010
Decimal (Base 10)
10
Hexadecimal (Base 16)
A
Octal (Base 8)
12

Number Base Information

Binary (Base 2)

Uses only two digits: 0 and 1. Fundamental to all digital systems and computer operations.

Decimal (Base 10)

The standard numbering system using digits 0-9. Used in everyday counting and mathematics.

Hexadecimal (Base 16)

Uses digits 0-9 and letters A-F. Commonly used in computing and programming for compact binary representation.

Octal (Base 8)

Uses digits 0-7. Historically important in computing but largely replaced by hexadecimal.