How to organize storage-use of HEX number in mysql?

Question

MySQL

Initially, a HEX number (By type - 0xFFFF00FF) is assigned to a certain integer variable.
You need to store it in the mysql database and then assign it to this integer variable again. How to do it?
Or is it easier to convert to decimal? Whereas?

Answer 1

HEX()
UNHEX()

Answer 2

Store as decimal in mysql and as unsigned long in the program, then there will be no problems in conversions.