A number looks very different in other numerical systems.
Here is for example the decimal 58604. In the octal system it is 162354, while in binary it is 1110010011101100.
Sounds much better in the 16th numerical system: E4EC
The following list contains all the stories gathered from here and there.
Click on any of them.
FEN is the abbreviation of the Forsyth-Edwards Notation, and it's fully supported in the club.
A FEN text contains one single textual line, which describes a setup of a game, and some other things about it.