Multiple choice

Conversion of decimal number 71 to its binary number is _____.

  1. 110011

  2. 111011

  3. 0110011

  4. 1000111
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

To convert 71 from decimal to binary, we find powers of 2: 71 = 64 + 4 + 2 + 1 = 2^6 + 2^2 + 2^1 + 2^0. Reading from 2^6 down to 2^0, we write 1 for each power present and 0 for absent powers, giving 1000111.

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