Repunit (English Wikipedia)

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

Last modified: 22:18:45, 9 July 2026 (UTC)

Ref.Un. Ref.Website

Global rank English rank

1,830^th place

1,501^st place

32books.google.com

3^rd place

3^rd place

4,368^th place

5,513^th place

1,188^th place

866^th place

low place

low place

2^nd place

2^nd place

11indianmathsociety.org.in

low place

low place

1,091^st place

1,169^th place

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

Beiler 2013, pp. 83 Beiler, Albert H. (2013) [1964], Recreations in the Theory of Numbers: The Queen of Mathematics Entertains, Dover Recreational Math (2nd Revised ed.), New York: Dover Publications, ISBN 978-0-486-21096-4
Dickson & Cresse 1999, pp. 164–167 Dickson, Leonard Eugene; Cresse, G.H. (1999), History of the Theory of Numbers, Volume I: Divisibility and primality (2nd Reprinted ed.), Providence, RI: AMS Chelsea Publishing, ISBN 978-0-8218-1934-0

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

Francis 1988, pp. 240–246 Francis, Richard L. (1988), "Mathematical Haystacks: Another Look at Repunit Numbers", The College Mathematics Journal, 19 (3): 240–246, doi:10.1080/07468342.1988.11973120

indianmathsociety.org.in (Global: low place; English: low place)

Kaprekar 1938a, 1938b, Gunjikar & Kaprekar 1939 Kaprekar, D. R. (1938a), "On Wonderful Demlo numbers", The Mathematics Student, 6: 68 Kaprekar, D. R. (1938b), "Demlo numbers", J. Phys. Sci. Univ. Bombay, VII (3) Gunjikar, K. R.; Kaprekar, D. R. (1939), "Theory of Demlo numbers" (PDF), Journal of the University of Bombay, VIII (3): 3–9

nodak.edu (Global: 4,368^th place; English: 5,513^th place)

listserv.nodak.edu

Maksym Voznyy, New PRP Repunit R(270343)
Generalized Repunit Conjecture

oeis.org (Global: 1,188^th place; English: 866^th place)

Sloane, N. J. A. (ed.). "Sequence A004023 (Indices of prime repunits: numbers n such that 11...111 (with n 1's) = (10^n - 1)/9 is prime.)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
Kaprekar 1938a, 1938b, Gunjikar & Kaprekar 1939 Kaprekar, D. R. (1938a), "On Wonderful Demlo numbers", The Mathematics Student, 6: 68 Kaprekar, D. R. (1938b), "Demlo numbers", J. Phys. Sci. Univ. Bombay, VII (3) Gunjikar, K. R.; Kaprekar, D. R. (1939), "Theory of Demlo numbers" (PDF), Journal of the University of Bombay, VIII (3): 3–9

stdkmd.net (Global: low place; English: low place)

For more information, see Factorization of repunit numbers.

utm.edu (Global: 1,830^th place; English: 1,501^st place)

primes.utm.edu

"PrimePage Primes: R(49081)". PrimePage Primes. 2022-03-21. Retrieved 2022-03-31.
"PrimePage Primes: R(86453)". PrimePage Primes. 2023-05-16. Retrieved 2023-05-16.
"PrimePage Primes: R(109297)". PrimePage Primes. 2025-05-27. Retrieved 2025-05-27.
Chris Caldwell. "repunit". The Prime Glossary. Prime Pages.
Deriving the Wagstaff Mersenne Conjecture

wolfram.com (Global: 1,091^st place; English: 1,169^th place)

mathworld.wolfram.com

Weisstein, Eric W. "Demlo Number". MathWorld.