Chaitin's constant

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Chaitin's constant

Quality:

Chaitin's constant - number that represents the probability that a randomly constructed program will halt. Article “Chaitin's constant” in English Wikipedia has 31.4 points for quality (as of July 1, 2025). The article contains 9 references and 13 sections.

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

Since the creation of article “Chaitin's constant”, its content was written by 140 registered users of English Wikipedia and edited by 346 registered Wikipedia users in all languages.

The article is cited 68 times in English Wikipedia and cited 271 times in all languages.

The highest Authors Interest rank from 2001:

  • Local (English): #845 in August 2001
  • Global: #954 in August 2001

The highest popularity rank from 2008:

  • Local (English): #41198 in March 2019
  • Global: #71920 in March 2019

There are 13 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.

Languages with the highest quality

#LanguageQuality gradeQuality score
1French (fr)
Oméga de Chaitin
33.0489
2English (en)
Chaitin's constant
31.3777
3Chinese (zh)
柴廷常數
29.7447
4German (de)
Chaitinsche Konstante
23.2409
5Portuguese (pt)
Constante de Chaitin
21.7004
6Catalan (ca)
Constant de Chaitin
18.499
7Russian (ru)
Константа Хайтина
16.2273
8Korean (ko)
차이틴 상수
14.6957
9Japanese (ja)
チャイティンの定数
11.2622
10Spanish (es)
Constante de Chaitin
3.5687
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 "Chaitin's constant" in all the time
#LanguagePopularity awardRelative popularity
1English (en)
Chaitin's constant
814 701
2French (fr)
Oméga de Chaitin
104 696
3Japanese (ja)
チャイティンの定数
101 088
4Spanish (es)
Constante de Chaitin
67 080
5Russian (ru)
Константа Хайтина
58 929
6German (de)
Chaitinsche Konstante
46 932
7Italian (it)
Costante di Chaitin
14 259
8Chinese (zh)
柴廷常數
11 436
9Portuguese (pt)
Constante de Chaitin
5 153
10Swedish (sv)
Chaitins konstant
4 395
More...

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

Most popular in June 2025

The most popular language versions of the article "Chaitin's constant" in June 2025
#LanguagePopularity awardRelative popularity
1English (en)
Chaitin's constant
4 780
2Japanese (ja)
チャイティンの定数
522
3French (fr)
Oméga de Chaitin
391
4Russian (ru)
Константа Хайтина
277
5Chinese (zh)
柴廷常數
163
6Spanish (es)
Constante de Chaitin
147
7German (de)
Chaitinsche Konstante
105
8Italian (it)
Costante di Chaitin
62
9Portuguese (pt)
Constante de Chaitin
44
10Korean (ko)
차이틴 상수
43
More...

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

The highest AI

Language versions of the article "Chaitin's constant" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.
#LanguageAI awardRelative AI
1English (en)
Chaitin's constant
140
2French (fr)
Oméga de Chaitin
70
3German (de)
Chaitinsche Konstante
27
4Russian (ru)
Константа Хайтина
27
5Spanish (es)
Constante de Chaitin
23
6Japanese (ja)
チャイティンの定数
12
7Italian (it)
Costante di Chaitin
10
8Portuguese (pt)
Constante de Chaitin
10
9Chinese (zh)
柴廷常數
10
10Czech (cs)
Chaitinovo číslo
7
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 2025

Language versions of the article "Chaitin's constant" with the highest AI in June 2025
#LanguageAI awardRelative AI
1German (de)
Chaitinsche Konstante
1
2Italian (it)
Costante di Chaitin
1
3Korean (ko)
차이틴 상수
1
4Catalan (ca)
Constant de Chaitin
0
5Czech (cs)
Chaitinovo číslo
0
6English (en)
Chaitin's constant
0
7Spanish (es)
Constante de Chaitin
0
8French (fr)
Oméga de Chaitin
0
9Japanese (ja)
チャイティンの定数
0
10Portuguese (pt)
Constante de Chaitin
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 "Chaitin's constant" with the highest Citation Index (CI)
#LanguageCI awardRelative CI
1English (en)
Chaitin's constant
68
2Russian (ru)
Константа Хайтина
58
3French (fr)
Oméga de Chaitin
31
4Chinese (zh)
柴廷常數
31
5Japanese (ja)
チャイティンの定数
21
6Korean (ko)
차이틴 상수
14
7Spanish (es)
Constante de Chaitin
13
8German (de)
Chaitinsche Konstante
11
9Portuguese (pt)
Constante de Chaitin
10
10Catalan (ca)
Constant de Chaitin
7
More...

Scores

Estimated value for Wikipedia:
English:
Global:
Popularity in June 2025:
English:
Global:
Popularity in all years:
English:
Global:
Authors in June 2025:
English:
Global:
Registered authors in all years:
English:
Global:
Citations:
English:
Global:

Quality measures

Interwikis

#LanguageValue
caCatalan
Constant de Chaitin
csCzech
Chaitinovo číslo
deGerman
Chaitinsche Konstante
enEnglish
Chaitin's constant
esSpanish
Constante de Chaitin
frFrench
Oméga de Chaitin
itItalian
Costante di Chaitin
jaJapanese
チャイティンの定数
koKorean
차이틴 상수
ptPortuguese
Constante de Chaitin
ruRussian
Константа Хайтина
svSwedish
Chaitins konstant
zhChinese
柴廷常數

Popularity rank trends

Best Rank English:
#41198
03.2019
Global:
#71920
03.2019

AI rank trends

Best Rank English:
#845
08.2001
Global:
#954
08.2001

Local AI rank history

Global AI rank history

Languages comparison

Important global interconnections (July 2024 – June 2025)

Wikipedia readers most often find their way to information on Chaitin's constant from Wikipedia articles about Transcendental number, Normal number, Computable number, Mathematical constant and Gregory Chaitin. Whereas reading the article about Chaitin's constant people most often go to Wikipedia articles on Algorithmically random sequence, Gregory Chaitin, Kolmogorov complexity, Computable number and Normal number.

Cumulative results of quality and popularity of the Wikipedia article

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

News from 7 October 2025

On 7 October 2025 in multilingual Wikipedia, Internet users most often read articles on the following topics: Ed Gein, Ilse Koch, Lizzie Borden, Anthony Perkins, Monster: The Ed Gein Story, Greta Thunberg, Richard Speck, Psycho, ChatGPT, Charlie Hunnam.

In English Wikipedia the most popular articles on that day were: Ed Gein, Google Chrome, Monster: The Original Monster, Kantara: Chapter 1, Ilse Koch, Richard Speck, Trevor Lawrence, Anthony Perkins, Lizzie Borden, Charlie Hunnam.

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 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