The duodecimal comes fro Latin. There is also a less used synonym duodecadic mixed of a Latin begin and a Greek end and still a purely Greek dodecadic.
Some divisibility tests in duodecimal are:
is divisible by 3 if its least significant digit is 0, 3, 6 or 9.
is divisible by 4 if its least significant digit is 0, 4 or 8.
is divisible by 6 if its least significant digit is 0 or 6.
is divisible by 11 if it has digital root B.
is of course divisible by 12 if it ends in a 0.
|Date of creation||2013-03-22 16:20:55|
|Last modified on||2013-03-22 16:20:55|
|Last modified by||PrimeFan (13766)|