Binary coded decimal

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Binary coded decimal

Quality:

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 Simple English Wikipedia has 0.3 points for quality (as of July 1, 2026).

This article has the best quality in English Wikipedia. Also, this article is the most popular in that (Simple English) language version.

Since the creation of article “Binary coded decimal”, its content was written by 3 registered users of Simple English Wikipedia and edited by 1068 registered Wikipedia users in all languages.

The article is cited 2 times in Simple English Wikipedia and cited 1590 times in all languages.

The highest Authors Interest rank from 2001:

  • Local (Simple English): #357 in October 2020
  • Global: #921 in August 2001

The highest popularity rank from 2008:

  • Local (Simple English): #34539 in October 2020
  • Global: #18807 in September 2008

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, 2026 (including revision history and pageviews for previous years).

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

Languages with the highest quality

#LanguageQuality gradeQuality score
1English (en)
Binary-coded decimal
58.9921
2Portuguese (pt)
Codificação binária decimal
52.1581
3Turkish (tr)
BCD kodu
28.1569
4Esperanto (eo)
Duum-dekuma nombroprezento
24.5342
5Arabic (ar)
نظام عشري مرمز ثنائيا
23.7442
6Polish (pl)
Kod BCD
23.1822
7German (de)
BCD-Code
18.4332
8Chinese (zh)
二進碼十進數
17.5533
9Hungarian (hu)
Binárisan kódolt decimális számábrázolás
17.3051
10Hebrew (he)
עשרוני בקידוד בינארי
15.147
More...

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

Most popular in all the time

The most popular language versions of the article "Binary coded decimal" in all the time
#LanguagePopularity awardRelative popularity
1English (en)
Binary-coded decimal
5 081 340
2Spanish (es)
Decimal codificado en binario
1 264 853
3German (de)
BCD-Code
1 002 988
4Japanese (ja)
二進化十進表現
671 645
5Russian (ru)
Двоично-десятичный код
525 976
6Polish (pl)
Kod BCD
418 592
7French (fr)
Décimal codé binaire
354 025
8Portuguese (pt)
Codificação binária decimal
315 341
9Chinese (zh)
二進碼十進數
287 829
10Italian (it)
Binary-coded decimal
213 269
More...

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

Most popular in June 2026

The most popular language versions of the article "Binary coded decimal" in June 2026
#LanguagePopularity awardRelative popularity
1English (en)
Binary-coded decimal
6 691
2German (de)
BCD-Code
885
3Japanese (ja)
二進化十進表現
527
4Russian (ru)
Двоично-десятичный код
522
5Chinese (zh)
二進碼十進數
409
6French (fr)
Décimal codé binaire
402
7Spanish (es)
Decimal codificado en binario
332
8Polish (pl)
Kod BCD
314
9Italian (it)
Binary-coded decimal
149
10Turkish (tr)
BCD kodu
135
More...

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

The highest AI

Language versions of the article "Binary coded decimal" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.
#LanguageAI awardRelative AI
1English (en)
Binary-coded decimal
266
2German (de)
BCD-Code
124
3Spanish (es)
Decimal codificado en binario
69
4French (fr)
Décimal codé binaire
63
5Japanese (ja)
二進化十進表現
44
6Dutch (nl)
BCD-code
44
7Italian (it)
Binary-coded decimal
43
8Russian (ru)
Двоично-десятичный код
39
9Hungarian (hu)
Binárisan kódolt decimális számábrázolás
36
10Turkish (tr)
BCD kodu
30
More...

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

The highest AI in June 2026

Language versions of the article "Binary coded decimal" with the highest AI in June 2026
#LanguageAI awardRelative AI
1Arabic (ar)
نظام عشري مرمز ثنائيا
1
2English (en)
Binary-coded decimal
1
3Chinese (zh)
二進碼十進數
1
4Azerbaijani (az)
İkilik-onluq ədəd
0
5Catalan (ca)
BCD
0
6Czech (cs)
BCD
0
7Danish (da)
BCD (tal)
0
8German (de)
BCD-Code
0
9Esperanto (eo)
Duum-dekuma nombroprezento
0
10Spanish (es)
Decimal codificado en binario
0
More...

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

The highest CI

Language versions of the article "Binary coded decimal" with the highest Citation Index (CI)
#LanguageCI awardRelative CI
1English (en)
Binary-coded decimal
489
2Korean (ko)
이진화 십진법
167
3Ukrainian (uk)
Двійково-десятковий код
95
4Japanese (ja)
二進化十進表現
87
5German (de)
BCD-Code
86
6Arabic (ar)
نظام عشري مرمز ثنائيا
62
7French (fr)
Décimal codé binaire
60
8Spanish (es)
Decimal codificado en binario
59
9Portuguese (pt)
Codificação binária decimal
54
10Persian (fa)
ده‌دهی به رمز دودویی
50
More...

Scores

Estimated value for Wikipedia:
Simple English:
Global:
Popularity in June 2026:
Simple English:
Global:
Popularity in all years:
Simple English:
Global:
Authors in June 2026:
Simple English:
Global:
Registered authors in all years:
Simple English:
Global:
Citations:
Simple English:
Global:

Quality measures

Interwikis

#LanguageValue
arArabic
نظام عشري مرمز ثنائيا
azAzerbaijani
İkilik-onluq ədəd
caCatalan
BCD
csCzech
BCD
daDanish
BCD (tal)
deGerman
BCD-Code
enEnglish
Binary-coded decimal
eoEsperanto
Duum-dekuma nombroprezento
esSpanish
Decimal codificado en binario
etEstonian
Kahend-kümnendkood
faPersian
ده‌دهی به رمز دودویی
fiFinnish
BCD-koodi
frFrench
Décimal codé binaire
heHebrew
עשרוני בקידוד בינארי
hiHindi
द्वयाधारी कूटित दशमलव
hrCroatian
BCD
huHungarian
Binárisan kódolt decimális számábrázolás
idIndonesian
Desimal berkode biner
itItalian
Binary-coded decimal
jaJapanese
二進化十進表現
koKorean
이진화 십진법
ltLithuanian
Dvejetainis-dešimtainis kodas
nlDutch
BCD-code
plPolish
Kod BCD
ptPortuguese
Codificação binária decimal
ruRussian
Двоично-десятичный код
simpleSimple English
Binary coded decimal
skSlovak
BCD kód
srSerbian
Бинарно кодирани децимални број
svSwedish
BCD
thThai
เลขฐานสิบเข้ารหัสฐานสอง
trTurkish
BCD kodu
ukUkrainian
Двійково-десятковий код
urUrdu
ثنائی رمزشدہ عشریہ
viVietnamese
Số thập phân được mã hóa nhị phân
zhChinese
二進碼十進數

Popularity rank trends

Best Rank Simple English:
#34539
10.2020
Global:
#18807
09.2008

AI rank trends

Best Rank Simple English:
#357
10.2020
Global:
#921
08.2001

Local AI rank history

Global AI rank history

Languages comparison

Important global interconnections (July 2025 – June 2026)

Wikipedia readers most often find their way to information on Binary-coded decimal from Wikipedia articles about BCD, Binary code, Binary numeral system, Intel 4004 and Double dabble. Whereas reading the article about Binary-coded decimal people most often go to Wikipedia articles on Excess-3, Densely packed decimal, BCD character encoding, Gray code and Nibble.

Cumulative results of quality and popularity of the Wikipedia article

List of Wikipedia articles in different languages (starting with the most popular):

cs: BCD
sv: BCD
ca: BCD
hr: BCD

News from 1 July 2026

On 1 July 2026 in multilingual Wikipedia, Internet users most often read articles on the following topics: 2026 FIFA World Cup, Kylian Mbappé, Erling Haaland, Democratic Republic of the Congo, FIFA World Cup, Harry Kane, Romelu Lukaku, Senegal, Michael Olise, Sadio Mané.

In Simple English Wikipedia the most popular articles on that day were: List of European countries, Black, List of sex positions, 2026 Iran war, Suresh Raina, Politics of Germany, Academy Award for Best Director, 2020, DYSS-TV, 2022.

About WikiRank

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 50 million Wikipedia articles in 55 languages. Quality scores of articles are based on Wikipedia dumps from July, 2026. When calculating current popularity and AI of articles data from June 2026 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2026... More information