AMOSi:Bin$
an example can be found on AMOSPro_Examples:Examples/H-5/Help_56.AMOS
Converts a decimal number into an appropriate string of BINary digits
These digits are limited to one of the two values "0" and "1"
=Bin$(number)
Returns the binary number using the fewest possible digits.
=Bin$(number,n)
Returns the first n digits in the number.