binary-coded decimal

(Computer Science) a number in binary code written in groups of four bits, each group representing one digit of the corresponding decimal number. Abbreviation: BCD

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References in periodicals archive

The trailing significand can either be implemented as a binary integer or as a densely packed decimal (DPD) number [4].

Analysis of fast radix-10 digit recurrence algorithms for fixed-point and floating-point dividers on FPGAs

Files using a more compact representation for dates, such as binary, or packed decimal, will need to be modified in some other way.

Solving the date crisis

For example, Cobol has a numeric form called "packed decimal" that alternatively allows digits to be stored in four-bit form, so with packed decimal, a year would require 8 bits.) If a number is stored in binary form in 16 bits, it can be as large as 65,536 (64K).

The next date crisis and the ones after that

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