BASE
Category: Mathematical Function.
Description: Converts a number into a text representation with the given base.
Syntax: BASE(number, radix, min_length)
The number must be a positive integer less than 2^53.
The radix is the base into what the number is converted.
The radix is an integer >= 2 and <= 36. Min_length is optional, it is the minimum length of the returned string.
If the Min_length parameter is present, leading zeros are added if required.