Friendly number (English Wikipedia)

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

refsWebsite

Global rank English rank

5arxiv.org

69^th place

59^th place

5doi.org

2^nd place

3worldcat.org

5^th place

1tomrocksmaths.com

low place

1github.com

383^rd place

320^th place

1oeis.org

742^nd place

538^th place

1sciencedirectassets.com

low place

1ams.org

451^st place

277^th place

1harvard.edu

18^th place

17^th place

1springer.com

274^th place

309^th place

1zenodo.org

621^st place

380^th place

1jstor.org

26^th place

20^th place

ams.org

Nielsen, Pace P. (2007-10-01). "Odd perfect numbers have at least nine distinct prime factors" (PDF). Mathematics of Computation. 76 (260): 2109–2127. arXiv:math/0602485. Bibcode:2007MaCom..76.2109N. doi:10.1090/S0025-5718-07-01990-4.

arxiv.org

Ward, Jeffrey (2008-06-06), Does Ten Have a Friend?, arXiv:0806.1001
Thackeray, Henry (Maya) Robert (2024-05-01). "Each friend of 10 has at least 10 nonidentical prime factors" (PDF). Indagationes Mathematicae. 35 (3): 595–607. arXiv:2310.15900. doi:10.1016/j.indag.2024.04.011. ISSN 0019-3577.
Nielsen, Pace P. (2007-10-01). "Odd perfect numbers have at least nine distinct prime factors" (PDF). Mathematics of Computation. 76 (260): 2109–2127. arXiv:math/0602485. Bibcode:2007MaCom..76.2109N. doi:10.1090/S0025-5718-07-01990-4.
Mandal, Sourav; Mandal, Sagar (2025-02-01). "Upper Bounds for the Prime Divisors of Friends of 10" (PDF). Resonance. 30 (2): 263–275. arXiv:2404.05771. doi:10.1007/s12045-025-1747-8. ISSN 0973-712X.
Mandal, Sagar (2025-04-12). "Exploring the Relationships Between the Divisors of Friends of 10" (PDF). News Bulletin of Calcutta Mathematical Society. 48 (1–3): 21–32. arXiv:2504.08295. doi:10.5281/zenodo.15206286. ISSN 0970-8596.

doi.org

Thackeray, Henry (Maya) Robert (2024-05-01). "Each friend of 10 has at least 10 nonidentical prime factors" (PDF). Indagationes Mathematicae. 35 (3): 595–607. arXiv:2310.15900. doi:10.1016/j.indag.2024.04.011. ISSN 0019-3577.
Nielsen, Pace P. (2007-10-01). "Odd perfect numbers have at least nine distinct prime factors" (PDF). Mathematics of Computation. 76 (260): 2109–2127. arXiv:math/0602485. Bibcode:2007MaCom..76.2109N. doi:10.1090/S0025-5718-07-01990-4.
Mandal, Sourav; Mandal, Sagar (2025-02-01). "Upper Bounds for the Prime Divisors of Friends of 10" (PDF). Resonance. 30 (2): 263–275. arXiv:2404.05771. doi:10.1007/s12045-025-1747-8. ISSN 0973-712X.
Mandal, Sagar (2025-04-12). "Exploring the Relationships Between the Divisors of Friends of 10" (PDF). News Bulletin of Calcutta Mathematical Society. 48 (1–3): 21–32. arXiv:2504.08295. doi:10.5281/zenodo.15206286. ISSN 0970-8596.
Anderson, C. W.; Hickerson, Dean; Greening, M. G. (1977). "6020". The American Mathematical Monthly. 84 (1): 65–66. doi:10.2307/2318325. JSTOR 2318325.

github.com

Cemra, Jason (23 July 2022). "10 Solitary Check". Github/CemraJC/Solidarity.

harvard.edu

ui.adsabs.harvard.edu

Nielsen, Pace P. (2007-10-01). "Odd perfect numbers have at least nine distinct prime factors" (PDF). Mathematics of Computation. 76 (260): 2109–2127. arXiv:math/0602485. Bibcode:2007MaCom..76.2109N. doi:10.1090/S0025-5718-07-01990-4.

jstor.org

Anderson, C. W.; Hickerson, Dean; Greening, M. G. (1977). "6020". The American Mathematical Monthly. 84 (1): 65–66. doi:10.2307/2318325. JSTOR 2318325.

oeis.org

"OEIS sequence A074902". On-Line Encyclopedia of Integer Sequences. Retrieved 10 July 2020.

sciencedirectassets.com

pdf.sciencedirectassets.com

Thackeray, Henry (Maya) Robert (2024-05-01). "Each friend of 10 has at least 10 nonidentical prime factors" (PDF). Indagationes Mathematicae. 35 (3): 595–607. arXiv:2310.15900. doi:10.1016/j.indag.2024.04.011. ISSN 0019-3577.

springer.com

link.springer.com

Mandal, Sourav; Mandal, Sagar (2025-02-01). "Upper Bounds for the Prime Divisors of Friends of 10" (PDF). Resonance. 30 (2): 263–275. arXiv:2404.05771. doi:10.1007/s12045-025-1747-8. ISSN 0973-712X.

tomrocksmaths.com

"Numbers with Cool Names: Amicable, Sociable, Friendly". 10 May 2023. Retrieved 26 July 2023.

worldcat.org

search.worldcat.org

Thackeray, Henry (Maya) Robert (2024-05-01). "Each friend of 10 has at least 10 nonidentical prime factors" (PDF). Indagationes Mathematicae. 35 (3): 595–607. arXiv:2310.15900. doi:10.1016/j.indag.2024.04.011. ISSN 0019-3577.
Mandal, Sourav; Mandal, Sagar (2025-02-01). "Upper Bounds for the Prime Divisors of Friends of 10" (PDF). Resonance. 30 (2): 263–275. arXiv:2404.05771. doi:10.1007/s12045-025-1747-8. ISSN 0973-712X.
Mandal, Sagar (2025-04-12). "Exploring the Relationships Between the Divisors of Friends of 10" (PDF). News Bulletin of Calcutta Mathematical Society. 48 (1–3): 21–32. arXiv:2504.08295. doi:10.5281/zenodo.15206286. ISSN 0970-8596.

zenodo.org

Mandal, Sagar (2025-04-12). "Exploring the Relationships Between the Divisors of Friends of 10" (PDF). News Bulletin of Calcutta Mathematical Society. 48 (1–3): 21–32. arXiv:2504.08295. doi:10.5281/zenodo.15206286. ISSN 0970-8596.