Length in bits of a non-negative integer x

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Definition(s):

The length, in bits, of the shortest bit string containing the binary representation of x. For example, the length in bits of 5 (i.e., 101) is 3. When x = 0, its length in bits is 1.
Source(s):
NIST SP 800-56B Rev. 1 [Superseded]

Glossary Comments

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Length in bits of a non-negative integer x

Glossary Comments