Factorial number system

Factorial number system - mixed radix numeral system adapted to numbering permutations; represents a number as a×0! + b×1! + c×2! + ⋯. Article “Factorial number system” in English Wikipedia has 22.1 points for quality (as of July 1, 2025). The article contains 5 references and 7 sections. The article also contains templates indicating quality issues, therefore its score was reduced by 1.16 points.

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

Since the creation of article “Factorial number system”, its content was written by 79 registered users of English Wikipedia and edited by 155 registered Wikipedia users in all languages.

The article is cited 112 times in English Wikipedia and cited 275 times in all languages.

The highest Authors Interest rank from 2001:

• Local (English): #16123 in March 2005
• Global: #50868 in March 2005

The highest popularity rank from 2008:

• Local (English): #63386 in October 2023
• Global: #114954 in October 2023

There are 10 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	English (en) Factorial number system		22.0635
2	Chinese (zh) 阶乘进制		17.6044
3	Korean (ko) 계승진법		14.7258
4	Indonesian (id) Faktoradik		13.7
5	German (de) Fakultätsbasiertes Zahlensystem		9.3536
6	Spanish (es) Factorádico		7.7261
7	Hungarian (hu) Faktoriális számrendszer		6.2775
8	Japanese (ja) 階乗進法		4.4735
9	Dutch (nl) Faculteitssysteem		3.1599
10	Polish (pl) Silniowy system pozycyjny		1.5633

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

The most popular language versions of the article "Factorial number system" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) Factorial number system		430 676
2	Polish (pl) Silniowy system pozycyjny		41 945
3	German (de) Fakultätsbasiertes Zahlensystem		32 506
4	Indonesian (id) Faktoradik		11 602
5	Spanish (es) Factorádico		11 053
6	Hungarian (hu) Faktoriális számrendszer		8 883
7	Japanese (ja) 階乗進法		7 973
8	Dutch (nl) Faculteitssysteem		5 585
9	Chinese (zh) 阶乘进制		1 625
10	Korean (ko) 계승진법		1 592

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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 "Factorial number system" in June 2025

#	Language	Popularity award	Relative popularity
1	English (en) Factorial number system		2 485
2	Japanese (ja) 階乗進法		94
3	German (de) Fakultätsbasiertes Zahlensystem		58
4	Chinese (zh) 阶乘进制		58
5	Polish (pl) Silniowy system pozycyjny		53
6	Korean (ko) 계승진법		29
7	Hungarian (hu) Faktoriális számrendszer		24
8	Indonesian (id) Faktoradik		16
9	Dutch (nl) Faculteitssysteem		14
10	Spanish (es) Factorádico		12

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

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

#	Language	AI award	Relative AI
1	English (en) Factorial number system		79
2	German (de) Fakultätsbasiertes Zahlensystem		27
3	Spanish (es) Factorádico		9
4	Hungarian (hu) Faktoriális számrendszer		9
5	Dutch (nl) Faculteitssysteem		9
6	Polish (pl) Silniowy system pozycyjny		9
7	Indonesian (id) Faktoradik		5
8	Japanese (ja) 階乗進法		5
9	Korean (ko) 계승진법		2
10	Chinese (zh) 阶乘进制		1

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

Language versions of the article "Factorial number system" with the highest AI in June 2025

#	Language	AI award	Relative AI
1	German (de) Fakultätsbasiertes Zahlensystem		0
2	English (en) Factorial number system		0
3	Spanish (es) Factorádico		0
4	Hungarian (hu) Faktoriális számrendszer		0
5	Indonesian (id) Faktoradik		0
6	Japanese (ja) 階乗進法		0
7	Korean (ko) 계승진법		0
8	Dutch (nl) Faculteitssysteem		0
9	Polish (pl) Silniowy system pozycyjny		0
10	Chinese (zh) 阶乘进制		0

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

Language versions of the article "Factorial number system" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	English (en) Factorial number system		112
2	Chinese (zh) 阶乘进制		67
3	Polish (pl) Silniowy system pozycyjny		46
4	Hungarian (hu) Faktoriális számrendszer		22
5	German (de) Fakultätsbasiertes Zahlensystem		12
6	Japanese (ja) 階乗進法		6
7	Indonesian (id) Faktoradik		4
8	Spanish (es) Factorádico		3
9	Dutch (nl) Faculteitssysteem		2
10	Korean (ko) 계승진법		1

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#	Language	Value
de	German Fakultätsbasiertes Zahlensystem
en	English Factorial number system
es	Spanish Factorádico
hu	Hungarian Faktoriális számrendszer
id	Indonesian Faktoradik
ja	Japanese 階乗進法
ko	Korean 계승진법
nl	Dutch Faculteitssysteem
pl	Polish Silniowy system pozycyjny
zh	Chinese 阶乘进制

Best Rank

English: #63386 10.2023

Global: #114954 10.2023

Best Rank

English: #16123 03.2005

Global: #50868 03.2005

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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