Square root of 2

Quality:

Square root of 2 - unique positive real number which when multiplied by itself gives 2. Article “Square root of 2” in Simple English Wikipedia has 18.3 points for quality (as of July 1, 2026). The article contains 3 references and 3 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 “Square root of 2”, its content was written by 7 registered users of Simple English Wikipedia and edited by 1579 registered Wikipedia users in all languages.

The article is cited 8 times in Simple English Wikipedia and cited 1481 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Simple English): #2048 in September 2020
• Global: #8384 in December 2010

The highest popularity rank from 2008:

• Local (Simple English): #3252 in May 2024
• Global: #12480 in September 2018

There are 38 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	Catalan (ca) Arrel quadrada de 2		88.7731
2	Tamil (ta) 2 இன் வர்க்கமூலம்		72.3593
3	French (fr) Racine carrée de deux		65.7662
4	English (en) Square root of 2		62.0038
5	Malay (ms) Punca kuasa dua untuk nombor 2		46.646
6	Vietnamese (vi) Căn bậc hai của 2		43.7826
7	Polish (pl) Pierwiastek kwadratowy z 2		42.4074
8	Spanish (es) Raíz cuadrada de dos		38.353
9	Dutch (nl) Wortel 2		31.0742
10	German (de) Quadratwurzel aus 2		30.9451

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

#	Language	Popularity award	Relative popularity
1	English (en) Square root of 2		4 394 405
2	Spanish (es) Raíz cuadrada de dos		1 575 772
3	French (fr) Racine carrée de deux		994 886
4	Russian (ru) Квадратный корень из 2		797 882
5	Japanese (ja) 2の平方根		724 991
6	German (de) Quadratwurzel aus 2		628 115
7	Portuguese (pt) Raiz quadrada de dois		621 317
8	Italian (it) Radice quadrata di 2		451 244
9	Thai (th) รากที่สองของสอง		415 841
10	Polish (pl) Pierwiastek kwadratowy z 2		379 508

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) Square root of 2		9 487
2	Japanese (ja) 2の平方根		1 874
3	Russian (ru) Квадратный корень из 2		1 529
4	French (fr) Racine carrée de deux		1 135
5	Spanish (es) Raíz cuadrada de dos		1 091
6	German (de) Quadratwurzel aus 2		810
7	Chinese (zh) 2的算術平方根		579
8	Italian (it) Radice quadrata di 2		484
9	Portuguese (pt) Raiz quadrada de dois		402
10	Thai (th) รากที่สองของสอง		355

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

#	Language	AI award	Relative AI
1	English (en) Square root of 2		446
2	French (fr) Racine carrée de deux		209
3	German (de) Quadratwurzel aus 2		114
4	Spanish (es) Raíz cuadrada de dos		94
5	Russian (ru) Квадратный корень из 2		78
6	Italian (it) Radice quadrata di 2		71
7	Dutch (nl) Wortel 2		61
8	Polish (pl) Pierwiastek kwadratowy z 2		47
9	Japanese (ja) 2の平方根		43
10	Hebrew (he) השורש הריבועי של 2		32

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	Catalan (ca) Arrel quadrada de 2		1
2	English (en) Square root of 2		1
3	Arabic (ar) الجذر التربيعي ل 2		0
4	Bulgarian (bg) Квадратен корен от 2		0
5	German (de) Quadratwurzel aus 2		0
6	Greek (el) Τετραγωνική ρίζα του 2		0
7	Esperanto (eo) Kvadrata radiko de 2		0
8	Spanish (es) Raíz cuadrada de dos		0
9	Estonian (et) Ruutjuur kahest		0
10	Persian (fa) ریشه دوم ۲		0

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

On 1 July 2026 in multilingual Wikipedia, Internet users most often read articles on the following topics: 2026 FIFA World Cup, Kylian Mbappé, Erling Haaland, Democratic Republic of the Congo, FIFA World Cup, Harry Kane, Romelu Lukaku, Senegal, Michael Olise, Sadio Mané.

In Simple English Wikipedia the most popular articles on that day were: List of European countries, Black, List of sex positions, 2026 Iran war, Suresh Raina, Politics of Germany, Academy Award for Best Director, 2020, DYSS-TV, 2022.

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