Divisibility rule (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Divisibility rule" in English language version.

refsWebsite

Global rank English rank

6books.google.com

3^rd place

3^rd place

2web.archive.org

1^st place

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26^th place

20^th place

low place

low place

6^th place

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low place

9,532^nd place

archive.org (Global: 6^th place; English: 6^th place)

Wells, David (1997), The Penguin dictionary of curious and interesting numbers, p. 51, ISBN 9780140261493

books.google.com (Global: 3^rd place; English: 3^rd place)

This follows from Pascal's criterion. See Kisačanin (1998), p. 100–101
A number is divisible by 2^m, 5^m or 10^m if and only if the number formed by the last m digits is divisible by that number. See Richmond & Richmond (2009), p. 105
Apostol (1976), p. 108
Richmond & Richmond (2009), Section 3.4 (Divisibility Tests), p. 102–108
Richmond & Richmond (2009), Section 3.4 (Divisibility Tests), Theorem 3.4.3, p. 107
Kisačanin (1998), p. 101

doi.org (Global: 2^nd place; English: 2^nd place)

Gardner, Martin (September 1962). "Mathematical Games: Tests that show whether a large number can be divided by a number from 2 to 12". Scientific American. 207 (3): 232–246. doi:10.1038/scientificamerican0962-232. JSTOR 24936675.

hmc.edu (Global: low place; English: 9,532^nd place)

math.hmc.edu

Su, Francis E. ""Divisibility by Seven" Mudd Math Fun Facts". Archived from the original on 2019-06-13. Retrieved 2006-12-12.

jimloy.com (Global: low place; English: low place)

Loy, Jim (1999), Divisibility Tests, archived from the original on 2007-10-10, Multiply the right-most digit by 5 and add to the rest of the numbers. If this sum is divisible by 7, then the original number is divisible by 7.

jstor.org (Global: 26^th place; English: 20^th place)

Gardner, Martin (September 1962). "Mathematical Games: Tests that show whether a large number can be divided by a number from 2 to 12". Scientific American. 207 (3): 232–246. doi:10.1038/scientificamerican0962-232. JSTOR 24936675.

web.archive.org (Global: 1^st place; English: 1^st place)

Loy, Jim (1999), Divisibility Tests, archived from the original on 2007-10-10, Multiply the right-most digit by 5 and add to the rest of the numbers. If this sum is divisible by 7, then the original number is divisible by 7.
Su, Francis E. ""Divisibility by Seven" Mudd Math Fun Facts". Archived from the original on 2019-06-13. Retrieved 2006-12-12.