Luhn algorithm

Luhn algorithm - simple checksum formula. Article “Luhn algorithm” in English Wikipedia has 22.9 points for quality (as of July 1, 2026). The article contains 6 references and 9 sections.

This article has the best quality in Hindi Wikipedia. However, this article is the most popular in English version.

In June 2026 the article “Luhn algorithm” was edited by 5 authors in English Wikipedia and written by 8 authors in all languages.

Since the creation of article “Luhn algorithm”, its content was written by 357 registered users of English Wikipedia and edited by 858 registered Wikipedia users in all languages.

The article is cited 56 times in English Wikipedia and cited 341 times in all languages.

The highest Authors Interest rank from 2001:

• Local (English): #3707 in September 2004
• Global: #12487 in October 2018

The highest popularity rank from 2008:

• Local (English): #16734 in June 2017
• Global: #28686 in June 2017

There are 29 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.

#	Language	Quality grade	Quality score
1	Hindi (hi) लुहन कलन विधि		26.0594
2	English (en) Luhn algorithm		22.8764
3	Greek (el) Αλγόριθμος του Λουν		22.1181
4	Malay (ms) Algoritma Luhn		18.0472
5	German (de) Luhn-Algorithmus		18.0203
6	Chinese (zh) 卢恩算法		16.5993
7	Russian (ru) Алгоритм Луна		14.65
8	Catalan (ca) Algoritme de Luhn		13.2275
9	Lithuanian (lt) Luno formulė		12.8229
10	Spanish (es) Algoritmo de Luhn		12.544

More...

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

The most popular language versions of the article "Luhn algorithm" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) Luhn algorithm		5 196 425
2	Russian (ru) Алгоритм Луна		642 854
3	French (fr) Formule de Luhn		439 130
4	German (de) Luhn-Algorithmus		329 653
5	Spanish (es) Algoritmo de Luhn		240 773
6	Swedish (sv) Luhn-algoritmen		176 258
7	Polish (pl) Algorytm Luhna		166 525
8	Japanese (ja) Luhnアルゴリズム		149 957
9	Italian (it) Formula di Luhn		99 654
10	Chinese (zh) 卢恩算法		77 531

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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 "Luhn algorithm" in June 2026

#	Language	Popularity award	Relative popularity
1	English (en) Luhn algorithm		14 643
2	French (fr) Formule de Luhn		1 839
3	Russian (ru) Алгоритм Луна		1 306
4	German (de) Luhn-Algorithmus		900
5	Persian (fa) الگوریتم لان		562
6	Japanese (ja) Luhnアルゴリズム		288
7	Swedish (sv) Luhn-algoritmen		282
8	Chinese (zh) 卢恩算法		233
9	Spanish (es) Algoritmo de Luhn		230
10	Ukrainian (uk) Алгоритм Луна		186

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

Language versions of the article "Luhn algorithm" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.

#	Language	AI award	Relative AI
1	English (en) Luhn algorithm		357
2	French (fr) Formule de Luhn		79
3	German (de) Luhn-Algorithmus		77
4	Russian (ru) Алгоритм Луна		66
5	Swedish (sv) Luhn-algoritmen		47
6	Italian (it) Formula di Luhn		40
7	Polish (pl) Algorytm Luhna		32
8	Hungarian (hu) Luhn-formula		29
9	Norwegian (no) MOD10		17
10	Spanish (es) Algoritmo de Luhn		15

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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 "Luhn algorithm" with the highest AI in June 2026

#	Language	AI award	Relative AI
1	English (en) Luhn algorithm		5
2	Catalan (ca) Algoritme de Luhn		1
3	French (fr) Formule de Luhn		1
4	Korean (ko) 룬 알고리즘		1
5	Arabic (ar) خوارزمية لوهن		0
6	Azerbaijani (az) Luhn alqoritmi		0
7	Belarusian (be) Алгарытм Луна		0
8	Czech (cs) Luhnův algoritmus		0
9	German (de) Luhn-Algorithmus		0
10	Greek (el) Αλγόριθμος του Λουν		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 "Luhn algorithm" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	Russian (ru) Алгоритм Луна		93
2	Ukrainian (uk) Алгоритм Луна		62
3	English (en) Luhn algorithm		56
4	German (de) Luhn-Algorithmus		22
5	French (fr) Formule de Luhn		19
6	Czech (cs) Luhnův algoritmus		10
7	Polish (pl) Algorytm Luhna		10
8	Japanese (ja) Luhnアルゴリズム		9
9	Chinese (zh) 卢恩算法		9
10	Swedish (sv) Luhn-algoritmen		8

More...

#	Language	Value
ar	Arabic خوارزمية لوهن
az	Azerbaijani Luhn alqoritmi
be	Belarusian Алгарытм Луна
ca	Catalan Algoritme de Luhn
cs	Czech Luhnův algoritmus
de	German Luhn-Algorithmus
el	Greek Αλγόριθμος του Λουν
en	English Luhn algorithm
eo	Esperanto Algoritmo de Luhn
es	Spanish Algoritmo de Luhn
fa	Persian الگوریتم لان
fi	Finnish Luhnin algoritmi
fr	French Formule de Luhn
hi	Hindi लुहन कलन विधि
hu	Hungarian Luhn-formula
hy	Armenian Լունայի ալգորիթմ
it	Italian Formula di Luhn
ja	Japanese Luhnアルゴリズム
ko	Korean 룬 알고리즘
lt	Lithuanian Luno formulė
ms	Malay Algoritma Luhn
no	Norwegian MOD10
pl	Polish Algorytm Luhna
ru	Russian Алгоритм Луна
sr	Serbian Lunov algoritam
sv	Swedish Luhn-algoritmen
uk	Ukrainian Алгоритм Луна
vi	Vietnamese Thuật toán Luhn
zh	Chinese 卢恩算法

Best Rank

English: #16734 06.2017

Global: #28686 06.2017

Best Rank

English: #3707 09.2004

Global: #12487 10.2018

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 English Wikipedia the most popular articles on that day were: 2026 FIFA World Cup, Harry Kane, Julián Quiñones, List of FIFA World Cup top goalscorers, Kylian Mbappé, Democratic Republic of the Congo, Erling Haaland, DR Congo national football team, Melat Kiros, FIFA World Cup.

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