Number Base Converter

How to convert between number bases

1. Type a whole number.
2. Enter the base it is written in: 2 for binary, 8 for octal, 10 for decimal or 16 for hex.
3. See it in binary, octal, decimal, hex and one more base of your choice.

Frequently asked questions

How large can the number be?

As large as you like: it uses whole-number arithmetic with no limit on size.

Does it handle fractions?

No, whole numbers only.