Math
Hex Calculator
Convert an integer to hexadecimal (and binary).
Free to use — no sign-up or login.
Hex
Binary
This free Hex Calculator covers Convert an integer to hexadecimal (and binary).
Hexadecimal uses base 16 with digits 0–9 and A–F. Related math tools sit beside How it works, with no account required.
Using the Hex Calculator
Convert an integer to hexadecimal (and binary). Fill the labeled fields on the Hex Calculator and read the result. The formula stays in How it works rather than being repeated here.
FAQ
How do I use the Hex Calculator?
Enter the labeled values on the Hex Calculator and read the output. Each hex digit encodes four bits.
What formula does the Hex Calculator use?
The Hex Calculator uses the identity in How it works. In words: Each hex digit encodes four bits.