Binary-coded decimal

Binary-coded decimal - class of binary encodings of decimal numbers where each decimal digit is represented by a fixed number of bits, usually four or eight. Special bit patterns are sometimes used for a sign or for other indications. Article "Binary-coded decimal" in English Wikipedia has 59 points for quality (as of July 1, 2025). The article contains 151 references and 28 sections. The article also contains quality flaw template, which reduce quality score.

In this language version of Wikipedia the article has the best quality. Also, this article is the most popular in that language version.

In June 2025 the article "Binary-coded decimal" was edited by 2 authors in English Wikipedia and written by 9 authors in all languages.

Since the creation of article "Binary-coded decimal", its content was written by 264 registered users of English Wikipedia and edited by 1052 registered Wikipedia users in all languages.

The article is cited 605 times in English Wikipedia and cited 1744 times in all languages.

The highest Authors Interest rank from 2001:

• Local (English): #739 in August 2001
• Global: #849 in August 2001

The highest popularity rank from 2008:

• Local (English): #16664 in December 2014
• Global: #18603 in December 2014

There are 36 language versions for this article in the WikiRank database (of the considered 55 Wikipedia language editions).

The quality and popularity assessment was based on Wikipédia dumps from July 1, 2025 (including revision history and pageviews for previous years).

The table below shows the language versions of the article with the highest quality.

#	Language	Quality grade	Quality score
1	English (en) Binary-coded decimal		59.0296
2	Turkish (tr) BCD kodu		29.5064
3	Esperanto (eo) Duum-dekuma nombroprezento		24.5665
4	Arabic (ar) نظام عشري مرمز ثنائيا		23.7514
5	Polish (pl) Kod BCD		23.2876
6	Portuguese (pt) Codificação binária decimal		20.1168
7	German (de) BCD-Code		18.701
8	Chinese (zh) 二進碼十進數		17.5722
9	Hungarian (hu) Binárisan kódolt decimális számábrázolás		17.3121
10	Hebrew (he) עשרוני בקידוד בינארי		15.3773

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The following table shows the most popular language versions of the article.

The most popular language versions of the article "Binary-coded decimal" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) Binary-coded decimal		4 977 652
2	Spanish (es) Decimal codificado en binario		1 256 350
3	German (de) BCD-Code		987 331
4	Japanese (ja) 二進化十進表現		663 123
5	Russian (ru) Двоично-десятичный код		482 790
6	Polish (pl) Kod BCD		413 382
7	French (fr) Décimal codé binaire		346 772
8	Portuguese (pt) Codificação binária decimal		312 388
9	Chinese (zh) 二進碼十進數		280 927
10	Italian (it) Binary-coded decimal		209 877

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The following table shows the language versions of the article with the highest popularity in the last month.

The most popular language versions of the article "Binary-coded decimal" in June 2025

#	Language	Popularity award	Relative popularity
1	English (en) Binary-coded decimal		7 582
2	German (de) BCD-Code		1 133
3	Spanish (es) Decimal codificado en binario		902
4	Russian (ru) Двоично-десятичный код		745
5	Japanese (ja) 二進化十進表現		655
6	Chinese (zh) 二進碼十進數		591
7	French (fr) Décimal codé binaire		583
8	Polish (pl) Kod BCD		435
9	Portuguese (pt) Codificação binária decimal		312
10	Korean (ko) 이진화 십진법		281

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The following table shows the language versions of the article with the highest Authors’ Interest.

Language versions of the article "Binary-coded decimal" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.

#	Language	AI award	Relative AI
1	English (en) Binary-coded decimal		264
2	German (de) BCD-Code		124
3	Spanish (es) Decimal codificado en binario		67
4	French (fr) Décimal codé binaire		60
5	Dutch (nl) BCD-code		44
6	Japanese (ja) 二進化十進表現		43
7	Italian (it) Binary-coded decimal		42
8	Russian (ru) Двоично-десятичный код		39
9	Hungarian (hu) Binárisan kódolt decimális számábrázolás		36
10	Turkish (tr) BCD kodu		30

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The following table shows the language versions of the article with the highest Authors’ Interest in the last month.

Language versions of the article "Binary-coded decimal" with the highest AI in June 2025

#	Language	AI award	Relative AI
1	Turkish (tr) BCD kodu		5
2	English (en) Binary-coded decimal		2
3	Czech (cs) BCD		1
4	Portuguese (pt) Codificação binária decimal		1
5	Arabic (ar) نظام عشري مرمز ثنائيا		0
6	Azerbaijani (az) İkilik-onluq ədəd		0
7	Catalan (ca) BCD		0
8	Danish (da) BCD (tal)		0
9	German (de) BCD-Code		0
10	Esperanto (eo) Duum-dekuma nombroprezento		0

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The following table shows the language versions of the article with the highest number of citations.

Language versions of the article "Binary-coded decimal" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	English (en) Binary-coded decimal		605
2	Korean (ko) 이진화 십진법		148
3	Ukrainian (uk) Двійково-десятковий код		97
4	Japanese (ja) 二進化十進表現		90
5	German (de) BCD-Code		89
6	Spanish (es) Decimal codificado en binario		64
7	Arabic (ar) نظام عشري مرمز ثنائيا		62
8	French (fr) Décimal codé binaire		61
9	Portuguese (pt) Codificação binária decimal		56
10	Persian (fa) ده‌دهی به رمز دودویی		52

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#	Language	Value
ar	Arabic نظام عشري مرمز ثنائيا
az	Azerbaijani İkilik-onluq ədəd
ca	Catalan BCD
cs	Czech BCD
da	Danish BCD (tal)
de	German BCD-Code
en	English Binary-coded decimal
eo	Esperanto Duum-dekuma nombroprezento
es	Spanish Decimal codificado en binario
et	Estonian Kahend-kümnendkood
fa	Persian ده‌دهی به رمز دودویی
fi	Finnish BCD-koodi
fr	French Décimal codé binaire
he	Hebrew עשרוני בקידוד בינארי
hi	Hindi द्वयाधारी कूटित दशमलव
hr	Croatian BCD
hu	Hungarian Binárisan kódolt decimális számábrázolás
id	Indonesian Desimal berkode biner
it	Italian Binary-coded decimal
ja	Japanese 二進化十進表現
ko	Korean 이진화 십진법
lt	Lithuanian Dvejetainis-dešimtainis kodas
nl	Dutch BCD-code
pl	Polish Kod BCD
pt	Portuguese Codificação binária decimal
ru	Russian Двоично-десятичный код
simple	Simple English Binary coded decimal
sk	Slovak BCD kód
sr	Serbian Бинарно кодирани децимални број
sv	Swedish BCD
th	Thai เลขฐานสิบเข้ารหัสฐานสอง
tr	Turkish BCD kodu
uk	Ukrainian Двійково-десятковий код
ur	Urdu ثنائی رمزشدہ عشریہ
vi	Vietnamese Số thập phân được mã hóa nhị phân
zh	Chinese 二進碼十進數

Best Rank

English: #16664 12.2014

Global: #18603 12.2014

Best Rank

English: #739 08.2001

Global: #849 08.2001

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The WikiRank project is intended for automatic relative evaluation of the articles in the various language versions of Wikipedia. At the moment the service allows to compare over 44 million Wikipedia articles in 55 languages. Quality scores of articles are based on Wikipedia dumps from July, 2025. When calculating current popularity and AI of articles data from June 2025 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2025... More information