Number Base Converter

Convert numbers between binary, octal, decimal, and hexadecimal formats with big integer support.

Enter Number

Supports decimal, hex (0x), binary (0b), and octal (0o) formats. Handles big integers.

Conversions

Enter a number to see conversions

Quick Reference

0b

Binary

Base 2 (0, 1)

0o

Octal

Base 8 (0-7)

10

Decimal

Base 10 (0-9)

0x

Hexadecimal

Base 16 (0-9, A-F)