Primorial (English Wikipedia)

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

Last modified: 11:38:22, 21 August 2026 (UTC)

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ams.org (Global: 434^th place; English: 249^th place)

mathscinet.ams.org

Masser, D.W.; Shiu, P. (1986). "On sparsely totient numbers". Pacific Journal of Mathematics. 121 (2): 407–426. doi:10.2140/pjm.1986.121.407. ISSN 0030-8730. MR 0819198. Zbl 0538.10006.

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

Wells, David (2011). Prime Numbers: The Most Mysterious Figures in Math. John Wiley & Sons. p. 29. ISBN 9781118045718. Retrieved 16 March 2016.

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

Griffiths, Martin (November 2015). "99.29 On the sum of the reciprocals of the primorials". The Mathematical Gazette. 99 (546): 522–523. doi:10.1017/mag.2015.91.
Hanson, Denis (March 1972). "On the Product of the Primes". Canadian Mathematical Bulletin. 15 (1): 33–37. doi:10.4153/cmb-1972-007-7. ISSN 0008-4395.
Rosser, J. Barkley; Schoenfeld, Lowell (1962-03-01). "Approximate formulas for some functions of prime numbers". Illinois Journal of Mathematics. 6 (1). doi:10.1215/ijm/1255631807. ISSN 0019-2082.
Masser, D.W.; Shiu, P. (1986). "On sparsely totient numbers". Pacific Journal of Mathematics. 121 (2): 407–426. doi:10.2140/pjm.1986.121.407. ISSN 0030-8730. MR 0819198. Zbl 0538.10006.

icm.edu.pl (Global: 1,395^th place; English: 4,083^rd place)

matwbn.icm.edu.pl

L. Schoenfeld: Sharper bounds for the Chebyshev functions $\theta (x)$ and $\psi (x)$ . II. Math. Comp. Vol. 34, No. 134 (1976) 337–360; p. 359.
Cited in: G. Robin: Estimation de la fonction de Tchebychef $\theta$ sur le $k$ -ieme nombre premier et grandes valeurs de la fonction $\omega (n)$ , nombre de diviseurs premiers de $n$ . Acta Arithm. XLII (1983) 367–389 (PDF 731KB); p. 371

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

(sequence A002110 in the OEIS)
(sequence A034386 in the OEIS)
Sloane, N. J. A. (ed.). "Sequence A002182 (Highly composite numbers)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
Sloane, N. J. A. (ed.). "Sequence A036691 (Compositorial numbers: product of first n composite numbers.)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
Sloane, N. J. A. (ed.). "Sequence A014545 (Primorial plus 1 prime indices)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
Sloane, N. J. A. (ed.). "Sequence A057704 (Primorial - 1 prime indices)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.

projecteuclid.org (Global: 4,781^st place; English: 3,117^th place)

Masser, D.W.; Shiu, P. (1986). "On sparsely totient numbers". Pacific Journal of Mathematics. 121 (2): 407–426. doi:10.2140/pjm.1986.121.407. ISSN 0030-8730. MR 0819198. Zbl 0538.10006.

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

mathworld.wolfram.com

worldcat.org (Global: 4^th place; English: 4^th place)

search.worldcat.org

Hanson, Denis (March 1972). "On the Product of the Primes". Canadian Mathematical Bulletin. 15 (1): 33–37. doi:10.4153/cmb-1972-007-7. ISSN 0008-4395.
Rosser, J. Barkley; Schoenfeld, Lowell (1962-03-01). "Approximate formulas for some functions of prime numbers". Illinois Journal of Mathematics. 6 (1). doi:10.1215/ijm/1255631807. ISSN 0019-2082.
Masser, D.W.; Shiu, P. (1986). "On sparsely totient numbers". Pacific Journal of Mathematics. 121 (2): 407–426. doi:10.2140/pjm.1986.121.407. ISSN 0030-8730. MR 0819198. Zbl 0538.10006.

zbmath.org (Global: 2,089^th place; English: 1,141^st place)

Masser, D.W.; Shiu, P. (1986). "On sparsely totient numbers". Pacific Journal of Mathematics. 121 (2): 407–426. doi:10.2140/pjm.1986.121.407. ISSN 0030-8730. MR 0819198. Zbl 0538.10006.