Number Base Converter

Convert numbers between binary, octal, decimal, hexadecimal, and any base from 2 to 36.

Input Value

From Base

Binary (Base 2)

—

Octal (Base 8)

—

Decimal (Base 10)

—

Hexadecimal (Base 16)

—

Base 32

—

Base 36

—

Custom Base Output

Base: —

Number Base Reference

Base	Name	Digits Used	Common Use
2	Binary	0-1	Digital electronics, bitwise ops
8	Octal	0-7	Unix file permissions
10	Decimal	0-9	Everyday numbers
16	Hexadecimal	0-9, A-F	Memory addresses, color codes
32	Base32	A-Z, 2-7	Case-insensitive encoding
36	Base36	0-9, A-Z	Short URLs, compact IDs