Robert Daniel Carmichael

pt

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Robert Daniel Carmichael

Quality:

Robert Daniel Carmichael - American mathematician (1879-1967). Article “Robert Daniel Carmichael” in Portuguese Wikipedia has 9.2 points for quality (as of July 1, 2025). The article contains 1 references and 3 sections. The article also contains templates indicating quality issues, therefore its score was reduced by 0.49 points.

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

Since the creation of article “Robert Daniel Carmichael”, its content was written by 4 registered users of Portuguese Wikipedia and edited by 207 registered Wikipedia users in all languages.

The article is cited 5 times in Portuguese Wikipedia and cited 213 times in all languages.

The highest Authors Interest rank from 2001:

  • Local (Portuguese): #15348 in July 2020
  • Global: #32550 in September 2003

The highest popularity rank from 2008:

  • Local (Portuguese): #333008 in February 2013
  • Global: #667081 in October 2016

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, 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
1Russian (ru)
Кармайкл, Роберт Даниэль
28.6994
2Slovenian (sl)
Robert Daniel Carmichael
25.19
3English (en)
Robert Daniel Carmichael
24.6807
4Chinese (zh)
羅伯特·丹尼·卡邁克爾
23.6379
5Catalan (ca)
Robert Daniel Carmichael
21.9705
6Italian (it)
Robert Daniel Carmichael
21.7933
7Arabic (ar)
روبرت دانييل كارميكائيل
19.8
8Czech (cs)
Robert Daniel Carmichael
19.2434
9Volapük (vo)
Robert Daniel Carmichael
19.1258
10German (de)
Robert Daniel Carmichael
12.5031
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 "Robert Daniel Carmichael" in all the time
#LanguagePopularity awardRelative popularity
1English (en)
Robert Daniel Carmichael
97 444
2Spanish (es)
Robert Daniel Carmichael
20 641
3German (de)
Robert Daniel Carmichael
17 673
4French (fr)
Robert Daniel Carmichael
8 938
5Chinese (zh)
羅伯特·丹尼·卡邁克爾
5 364
6Russian (ru)
Кармайкл, Роберт Даниэль
4 663
7Slovenian (sl)
Robert Daniel Carmichael
3 195
8Danish (da)
Robert Daniel Carmichael
2 082
9Arabic (ar)
روبرت دانييل كارميكائيل
1 915
10Esperanto (eo)
Daniel Robert Carmichaël
1 874
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 "Robert Daniel Carmichael" in June 2025
#LanguagePopularity awardRelative popularity
1English (en)
Robert Daniel Carmichael
389
2Chinese (zh)
羅伯特·丹尼·卡邁克爾
57
3French (fr)
Robert Daniel Carmichael
55
4Volapük (vo)
Robert Daniel Carmichael
42
5German (de)
Robert Daniel Carmichael
40
6Russian (ru)
Кармайкл, Роберт Даниэль
31
7Spanish (es)
Robert Daniel Carmichael
28
8Italian (it)
Robert Daniel Carmichael
23
9Czech (cs)
Robert Daniel Carmichael
19
10Esperanto (eo)
Daniel Robert Carmichaël
13
More...

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

The highest AI

Language versions of the article "Robert Daniel Carmichael" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.
#LanguageAI awardRelative AI
1English (en)
Robert Daniel Carmichael
54
2German (de)
Robert Daniel Carmichael
38
3French (fr)
Robert Daniel Carmichael
29
4Spanish (es)
Robert Daniel Carmichael
15
5Danish (da)
Robert Daniel Carmichael
13
6Italian (it)
Robert Daniel Carmichael
8
7Arabic (ar)
روبرت دانييل كارميكائيل
7
8Esperanto (eo)
Daniel Robert Carmichaël
7
9Russian (ru)
Кармайкл, Роберт Даниэль
6
10Chinese (zh)
羅伯特·丹尼·卡邁克爾
6
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 "Robert Daniel Carmichael" with the highest AI in June 2025
#LanguageAI awardRelative AI
1Arabic (ar)
روبرت دانييل كارميكائيل
1
2English (en)
Robert Daniel Carmichael
1
3Catalan (ca)
Robert Daniel Carmichael
0
4Czech (cs)
Robert Daniel Carmichael
0
5Danish (da)
Robert Daniel Carmichael
0
6German (de)
Robert Daniel Carmichael
0
7Esperanto (eo)
Daniel Robert Carmichaël
0
8Spanish (es)
Robert Daniel Carmichael
0
9French (fr)
Robert Daniel Carmichael
0
10Italian (it)
Robert Daniel Carmichael
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 "Robert Daniel Carmichael" with the highest Citation Index (CI)
#LanguageCI awardRelative CI
1English (en)
Robert Daniel Carmichael
60
2German (de)
Robert Daniel Carmichael
22
3French (fr)
Robert Daniel Carmichael
21
4Spanish (es)
Robert Daniel Carmichael
20
5Italian (it)
Robert Daniel Carmichael
13
6Arabic (ar)
روبرت دانييل كارميكائيل
12
7Russian (ru)
Кармайкл, Роберт Даниэль
12
8Korean (ko)
로버트 대니얼 카마이클
10
9Chinese (zh)
羅伯特·丹尼·卡邁克爾
10
10Slovenian (sl)
Robert Daniel Carmichael
9
More...

Scores

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

Quality measures

Interwikis

#LanguageValue
arArabic
روبرت دانييل كارميكائيل
caCatalan
Robert Daniel Carmichael
csCzech
Robert Daniel Carmichael
daDanish
Robert Daniel Carmichael
deGerman
Robert Daniel Carmichael
enEnglish
Robert Daniel Carmichael
eoEsperanto
Daniel Robert Carmichaël
esSpanish
Robert Daniel Carmichael
frFrench
Robert Daniel Carmichael
itItalian
Robert Daniel Carmichael
koKorean
로버트 대니얼 카마이클
ptPortuguese
Robert Daniel Carmichael
ruRussian
Кармайкл, Роберт Даниэль
slSlovenian
Robert Daniel Carmichael
voVolapük
Robert Daniel Carmichael
zhChinese
羅伯特·丹尼·卡邁克爾

Popularity rank trends

Best Rank Portuguese:
#333008
02.2013
Global:
#667081
10.2016

AI rank trends

Best Rank Portuguese:
#15348
07.2020
Global:
#32550
09.2003

Languages comparison

Important global interconnections (July 2024 – June 2025)

Wikipedia readers most often find their way to information on Robert Daniel Carmichael from Wikipedia articles about Carmichael number, Carmichael function, Lineville, Goodwater and Carmichaels totient function conjecture. Whereas reading the article about Robert Daniel Carmichael people most often go to Wikipedia articles on George David Birkhoff, Oliver Carmichael, Carmichael number, W. T. Martin and Carmichael function.

Cumulative results of quality and popularity of the Wikipedia article

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

News from 28 January 2026

On 28 January 2026 in multilingual Wikipedia, Internet users most often read articles on the following topics: 2025–26 UEFA Champions League, Nipah virus, Doomsday Clock, UEFA Champions League, Elena Rybakina, Donald Trump, 2026 European Men's Handball Championship, killing of Alex Pretti, Kristi Noem, deaths in 2026.

In Portuguese Wikipedia the most popular articles on that day were: Lucas Paquetá, Vírus Nipah, Nilton César, Gerardo Renault, Campeonato Brasileiro de Futebol de 2026 - Série B, Fernando Mamede, António José Seguro, Big Brother Brasil 26, Trace Brasil, Relógio do Juízo Final.

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