501(c)

501(c) organization - type of tax-exempt nonprofit organization in the United States. Article “501(c)” in Catalan Wikipedia has 33.8 points for quality (as of July 1, 2026). The article contains 14 references and 6 sections.

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

Since the creation of article “501(c)”, its content was written by 3 registered users of Catalan Wikipedia and edited by 642 registered Wikipedia users in all languages.

The article is cited 23 times in Catalan Wikipedia and cited 2756 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Catalan): #2341 in April 2016
• Global: #14621 in October 2024

The highest popularity rank from 2008:

• Local (Catalan): #14437 in July 2016
• Global: #71 in March 2008

There are 16 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	English (en) 501(c) organization		80
2	Vietnamese (vi) Tổ chức 501(c)		76.4153
3	Min Nan (zhminnan) 501(c) cho͘-chit		64.009
4	Chinese (zh) 501(c)組織		40.4353
5	Catalan (ca) 501(c)		33.8041
6	Spanish (es) Organización 501(c)		23.3162
7	Portuguese (pt) 501(c)		23.1465
8	German (de) 501(c) organization		18.1201
9	French (fr) 501c		15.9429
10	Japanese (ja) 501(c)団体		15.2173

More...

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

The most popular language versions of the article "501(c)" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) 501(c) organization		11 674 180
2	French (fr) 501c		1 275 633
3	German (de) 501(c) organization		91 857
4	Spanish (es) Organización 501(c)		82 239
5	Chinese (zh) 501(c)組織		81 342
6	Japanese (ja) 501(c)団体		35 518
7	Indonesian (id) 501(c)		34 287
8	Arabic (ar) منظمة 501(c)		15 995
9	Persian (fa) سازمان ۵۰۱ (سی)		9 054
10	Catalan (ca) 501(c)		7 866

More...

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 "501(c)" in June 2026

#	Language	Popularity award	Relative popularity
1	English (en) 501(c) organization		7 637
2	French (fr) 501c		5 145
3	Chinese (zh) 501(c)組織		419
4	German (de) 501(c) organization		384
5	Japanese (ja) 501(c)団体		220
6	Spanish (es) Organización 501(c)		64
7	Catalan (ca) 501(c)		49
8	Dutch (nl) 501(c)-organisatie		48
9	Portuguese (pt) 501(c)		44
10	Vietnamese (vi) Tổ chức 501(c)		40

More...

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

Language versions of the article "501(c)" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.

#	Language	AI award	Relative AI
1	English (en) 501(c) organization		465
2	French (fr) 501c		48
3	German (de) 501(c) organization		47
4	Chinese (zh) 501(c)組織		15
5	Spanish (es) Organización 501(c)		14
6	Vietnamese (vi) Tổ chức 501(c)		14
7	Indonesian (id) 501(c)		9
8	Arabic (ar) منظمة 501(c)		6
9	Japanese (ja) 501(c)団体		6
10	Persian (fa) سازمان ۵۰۱ (سی)		5

More...

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

Language versions of the article "501(c)" with the highest AI in June 2026

#	Language	AI award	Relative AI
1	English (en) 501(c) organization		2
2	German (de) 501(c) organization		1
3	Persian (fa) سازمان ۵۰۱ (سی)		1
4	Arabic (ar) منظمة 501(c)		0
5	Catalan (ca) 501(c)		0
6	Spanish (es) Organización 501(c)		0
7	Basque (eu) 501c		0
8	French (fr) 501c		0
9	Indonesian (id) 501(c)		0
10	Japanese (ja) 501(c)団体		0

More...

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

Language versions of the article "501(c)" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	English (en) 501(c) organization		1 849
2	German (de) 501(c) organization		225
3	French (fr) 501c		175
4	Spanish (es) Organización 501(c)		99
5	Japanese (ja) 501(c)団体		93
6	Chinese (zh) 501(c)組織		87
7	Arabic (ar) منظمة 501(c)		46
8	Persian (fa) سازمان ۵۰۱ (سی)		39
9	Portuguese (pt) 501(c)		38
10	Korean (ko) 501(c) 단체		37

More...

#	Language	Value
ar	Arabic منظمة 501(c)
ca	Catalan 501(c)
de	German 501(c) organization
en	English 501(c) organization
es	Spanish Organización 501(c)
eu	Basque 501c
fa	Persian سازمان ۵۰۱ (سی)
fr	French 501c
id	Indonesian 501(c)
ja	Japanese 501(c)団体
ko	Korean 501(c) 단체
nl	Dutch 501(c)-organisatie
pt	Portuguese 501(c)
vi	Vietnamese Tổ chức 501(c)
zh	Chinese 501(c)組織
zhminnan	Min Nan 501(c) cho͘-chit

Best Rank

Catalan: #14437 07.2016

Global: #71 03.2008

Best Rank

Catalan: #2341 04.2016

Global: #14621 10.2024

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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 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