(27) NUMBER SYSTEM

NUMBER SYSTEM

• 1. positional number.(decimal,binary,octal,hexadecimal)
• 2. non positional number,
• NUMBER-   number is the symbol used for making majoring and counting. Number system is basically of two types.
• POSITIONAL NUMBER-
• The number which has not any position and base is called non positional number.
• Ex -  0ne for 1
•         Two for 2
• Three for 3
• POSITINAL NUMBER-
• The number which has positional or base in called positional number.
•    Ex =2585

                 2*10³+5*10²+8*10¹+5*10⁰

                        ⁼ 2*1000+5*1000+8*10+5*1

                = 2000+500+80+5

                   = 2585

• Positional number system is divided is four type.
• 1.decimal number system.(10)
• 2.binary number system.(2)
• 3.octal number system.(8)
• 4.hexa decimal system(16)