Cardinal number

Quality:

Cardinal number - finite or infinite number that measures cardinality (size) of sets. Article “Cardinal number” in Simple English Wikipedia has 25.3 points for quality (as of July 1, 2025). The article contains 5 references and 2 sections.

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 “Cardinal number”, its content was written by 21 registered users of Simple English Wikipedia and edited by 990 registered Wikipedia users in all languages.

The article is cited 33 times in Simple English Wikipedia and cited 6426 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Simple English): #559 in March 2005
• Global: #270 in August 2001

The highest popularity rank from 2008:

• Local (Simple English): #571 in July 2011
• Global: #21565 in September 2009

There are 35 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) Cardinal number		41.5991
2	Portuguese (pt) Número cardinal		35.0948
3	Chinese (zh) 基数 (数学)		31.4044
4	Armenian (hy) Կարդինալ թվեր		28.3522
5	Greek (el) Πληθικός αριθμός		25.4101
6	Simple English (simple) Cardinal number		25.3293
7	Korean (ko) 기수 (수학)		22.7202
8	Norwegian (no) Kardinaltall		20.4572
9	French (fr) Nombre cardinal		18.8609
10	German (de) Kardinalzahl (Mathematik)		18.6752

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

#	Language	Popularity award	Relative popularity
1	English (en) Cardinal number		3 480 102
2	Spanish (es) Número cardinal		2 237 373
3	Portuguese (pt) Número cardinal		855 969
4	German (de) Kardinalzahl (Mathematik)		517 241
5	Italian (it) Numero cardinale		420 421
6	French (fr) Nombre cardinal		379 392
7	Japanese (ja) 基数		247 301
8	Chinese (zh) 基数 (数学)		236 344
9	Romanian (ro) Număr cardinal		200 584
10	Persian (fa) عدد اصلی		112 807

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

#	Language	Popularity award	Relative popularity
1	English (en) Cardinal number		8 810
2	Portuguese (pt) Número cardinal		1 938
3	Spanish (es) Número cardinal		1 800
4	German (de) Kardinalzahl (Mathematik)		995
5	Japanese (ja) 基数		914
6	Chinese (zh) 基数 (数学)		801
7	French (fr) Nombre cardinal		723
8	Simple English (simple) Cardinal number		623
9	Italian (it) Numero cardinale		562
10	Indonesian (id) Bilangan kardinal		312

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

#	Language	AI award	Relative AI
1	English (en) Cardinal number		239
2	German (de) Kardinalzahl (Mathematik)		101
3	French (fr) Nombre cardinal		87
4	Spanish (es) Número cardinal		70
5	Italian (it) Numero cardinale		56
6	Chinese (zh) 基数 (数学)		38
7	Portuguese (pt) Número cardinal		34
8	Danish (da) Kardinaltal		30
9	Dutch (nl) Kardinaalgetal		27
10	Ukrainian (uk) Кардинальне число		23

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

#	Language	AI award	Relative AI
1	English (en) Cardinal number		3
2	Spanish (es) Número cardinal		2
3	French (fr) Nombre cardinal		1
4	Japanese (ja) 基数		1
5	Arabic (ar) عدد أصلي		0
6	Azerbaijani (az) Kardinal ədəd		0
7	Catalan (ca) Nombre cardinal		0
8	Czech (cs) Kardinální číslo		0
9	Danish (da) Kardinaltal		0
10	German (de) Kardinalzahl (Mathematik)		0

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

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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