zuve_fox 0 Light Poster

hi..
plz help me
i have application to read mifare card(smart card) which use vb.net to build application

my mifare/smart card read display UID "F4 76 4A 3C" but i use that application and smart reader to read my mifare/smart card, that display in decimal "1011513076".

How display that value.should display F4 76 4A 3C,and what the formula to display that result 1011513076
thanx