🔢 Number Base Converter

Convert between binary, octal, decimal, hex & custom bases (2–36)

Input

Value

Base

Invalid input for the selected base.

BIN (2)—

OCT (8)—

DEC (10)—

HEX (16)—

Base

Result

—

C/JS Hex—

C/JS Oct—

C/JS Bin—

Python Hex—

Supports integers up to JavaScript's safe integer limit (2⁵³ − 1). For bases > 10, letters A–Z represent digits 10–35. Input is case-insensitive.