3. Binary number system

posted Jun 30, 2014, 9:47 PM by Maurice Nyamoti   [ updated Jul 1, 2014, 7:21 AM ]

Binary Number System

  • Binary number system has only two digits namely, '1' and '0' to represent numbers
  • In binary number system, place values increase by a factor of 2 thus, these numbers are written with a radix of two example: X2

The table below clearly shows how binary numbers grow with a factor of 2 from left to right

Place Values (2n)

Eights 23=8

Fours=22=4

Twos 21=2

Ones 20 =1

Binary Digit

1

0

1

1


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