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Hexadecimal (Base 16)

Tool to convert to hexadecimal base (base 16) or from hexadecimal base. Numbers written in hexa use digits from 0 to 9 and letters from a to f.

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Hexadecimal (Base 16) -

Tag(s) : Arithmetics, Informatics

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Hexadecimal (Base 16)

Hexadecimal to Base N Converter

Convert to Numbers







Convert to Text

⮞ Go to: ASCII Code

Hexadecimal N to Octal Converter



Answers to Questions (FAQ)

How to write a number in base 16?

For complete explanations on how to convert from base 10 to base 16 (sixteen), see the base N conversion tool.

Example: $ 127_{(10)} $ (read 127 in base 10) is written $ 7f_{(16)} $ (7f in base 16)

Example: $ 255_{(10)} $ (read 255 in base 10) is written $ ff_{(16)} $ (ff in base 16)

How to convert/write an hexadecimal number

For complete explanations on how to convert from base 16 to base 10, see the base N conversion tool.

Example: 123 in base16 is written 291 in base10

How to recognize hexadecimal numbers?

The hexadecimal numbers can have letters from a to f.

In computing, it is usual to display a prefix 0x in front of the numbers to indicate that they are in base 16.

Example: 0x12 indicate that 12 is written in hexa (hexadecimal system)

Source code

dCode retains ownership of the online "Hexadecimal (Base 16)" source code. Except explicit open source licence (indicated CC / Creative Commons / free), the "Hexadecimal (Base 16)" algorithm, the applet or snippet (converter, solver, encryption / decryption, encoding / decoding, ciphering / deciphering, translator), or the "Hexadecimal (Base 16)" functions (calculate, convert, solve, decrypt / encrypt, decipher / cipher, decode / encode, translate) written in any informatic language (Python, Java, PHP, C#, Javascript, Matlab, etc.) and all data download, script, copy-paste, or API access for "Hexadecimal (Base 16)" are not public, same for offline use on PC, tablet, iPhone or Android ! Remainder : dCode is free to use.

Need Help ?

Please, check our dCode Discord community for help requests!
NB: for encrypted messages, test our automatic cipher identifier!

Questions / Comments

Thanks to your feedback and relevant comments, dCode has developed the best 'Hexadecimal (Base 16)' tool, so feel free to write! Thank you!


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