baseconv - luxembourg/muxcode-clm GitHub Wiki
BASECONV()
FUNCTION: baseconv(<number>, <input radix>, <output radix>)
Converts <number>, which is in base <input radix> to base <output radix>. The bases can be between 2 (binary) and 64, inclusive. Positive and negative numbers are supported except for bases 63 and base 64 where - is not available. When converting from base 64, + and / have place value 62 and 63, respectively.
Bases 36 and under use the following symbols:
0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ
Bases over 36 use base64 url string:
ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-_