Binary Facts

• Alternate forms of binary:

  • Octal: symbols 0-7 and is convertable from binary in groups of 3
  • Hexadecimal: 0-9, A,B,C,D,E,F and is convertable from binary in groups of 4
    

1010000012 = 101 000 001 = 5018

= 1 0100 0001 = 14116

210 ? 1,000

220 ? 1,000,000

230 ? 1,000,000,000

240 ? 1,000,000,000,000

Fast Approximations

1011 1010 1101 = BAD

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