Digital Number System
In digital representation,various number systems are used.The most common number systems used are decimal,binary,octal and hexadecimal systems.All these number system have a base value that determines the total number of different symbolsor digits available in the number system.
Decimal Number System
The number system with base 10 is known as decimal number system.This system is composed of 10 symbols 0,1,2,3,4,5,6,7,8 and 9.In this system,each position in the number represents a specific power of the base 10
Binary Number System
The number system with base 2 is known as binary number system.It uses the symbols 0 and 1.In this system,each binary digit has its own value or weight expressed as power of 2.
Octal Number System
The number system with base 8 is known as octal number system.It uses the symbols 0,1,2,3,4,5,6 and 7.In this system,each octal digit has its own value or weight expressed as power of 8.
Hexadecimal Number System
The number system with base 16 is known as hexadecimal number system.It uses the digits 0,1,2,3,4,5,6,7,8 and 9 and the letters A to F .A denotes 10,B denotes 11,C denotes 12,D denotes 13,E denotes 14 and F denotes 15.In this system,each hexadecimal digit has its own value or weight expressed as power of 16.
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