On two congruences for primality

Recent Issues

Vol. 332: 1 2

Vol. 331: 1 2

Vol. 330: 1 2

Vol. 329: 1 2

Vol. 328: 1 2

Vol. 327: 1 2

Vol. 326: 1 2

Vol. 325: 1 2

Online Archive

Volume:

Issue:

The Journal

ISSN 1945-5844 (electronic)

ISSN 0030-8730 (print)

Vol. 52 (1974), No. 1, 261–268

DOI: 10.2140/pjm.1974.52.261

In this paper we consider the congruences

nσ (n) ≡ 2( mod φ(n)),φ (n )t(n)+ 2 ≡ 0( mod n).

Primary: 10A10

Secondary: 10A25

Received: 20 May 1971

Published: 1 May 1974