Problem Collatza

Quality:

Collatz conjecture - conjecture in mathematics that concerns sequences. Article “Problem Collatza” in Polish Wikipedia has 32.6 points for quality (as of July 1, 2025). The article contains 3 references and 25 sections.

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

Since the creation of article “Problem Collatza”, its content was written by 74 registered users of Polish Wikipedia and edited by 1733 registered Wikipedia users in all languages.

The article is cited 160 times in Polish Wikipedia and cited 796 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Polish): #735 in August 2003
• Global: #1864 in August 2021

The highest popularity rank from 2008:

• Local (Polish): #8290 in August 2021
• Global: #3223 in August 2021

There are 33 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	Catalan (ca) Conjectura de Collatz		81.0729
2	Chinese (zh) 考拉兹猜想		76.4959
3	English (en) Collatz conjecture		76.2247
4	German (de) Collatz-Problem		72.5991
5	Greek (el) Εικασία του Κόλατζ		63.5709
6	Japanese (ja) コラッツの問題		50.0394
7	French (fr) Conjecture de Syracuse		44.937
8	Esperanto (eo) Konjekto de Collatz		38.131
9	Persian (fa) حدس کولاتز		34.8218
10	Ukrainian (uk) Гіпотеза Коллатца		32.6677

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

#	Language	Popularity award	Relative popularity
1	English (en) Collatz conjecture		6 248 707
2	Japanese (ja) コラッツの問題		932 709
3	French (fr) Conjecture de Syracuse		917 670
4	German (de) Collatz-Problem		828 226
5	Russian (ru) Гипотеза Коллатца		479 720
6	Spanish (es) Conjetura de Collatz		404 943
7	Chinese (zh) 考拉兹猜想		238 041
8	Italian (it) Congettura di Collatz		214 663
9	Polish (pl) Problem Collatza		191 105
10	Portuguese (pt) Conjectura de Collatz		100 595

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) Collatz conjecture		37 069
2	Japanese (ja) コラッツの問題		5 697
3	French (fr) Conjecture de Syracuse		4 228
4	German (de) Collatz-Problem		3 417
5	Russian (ru) Гипотеза Коллатца		2 229
6	Chinese (zh) 考拉兹猜想		1 760
7	Spanish (es) Conjetura de Collatz		1 447
8	Italian (it) Congettura di Collatz		1 064
9	Persian (fa) حدس کولاتز		715
10	Polish (pl) Problem Collatza		676

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

#	Language	AI award	Relative AI
1	English (en) Collatz conjecture		592
2	German (de) Collatz-Problem		197
3	French (fr) Conjecture de Syracuse		164
4	Italian (it) Congettura di Collatz		85
5	Polish (pl) Problem Collatza		74
6	Japanese (ja) コラッツの問題		68
7	Chinese (zh) 考拉兹猜想		63
8	Spanish (es) Conjetura de Collatz		59
9	Russian (ru) Гипотеза Коллатца		55
10	Dutch (nl) Vermoeden van Collatz		36

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	Spanish (es) Conjetura de Collatz		7
2	German (de) Collatz-Problem		3
3	English (en) Collatz conjecture		3
4	French (fr) Conjecture de Syracuse		2
5	Persian (fa) حدس کولاتز		1
6	Simple English (simple) Collatz conjecture		1
7	Arabic (ar) حدسية كولاتز		0
8	Catalan (ca) Conjectura de Collatz		0
9	Czech (cs) Collatzův problém		0
10	Danish (da) Collatz-formodningen		0

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

On 16 March 2026 in multilingual Wikipedia, Internet users most often read articles on the following topics: 98th Academy Awards, Michael B. Jordan, Sinners, Jessie Buckley, Paul Thomas Anderson, Sean Penn, One Battle After Another, Amy Madigan, Hamnet, Timothée Chalamet.

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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