Vol. 52, No. 1, 1974

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On two congruences for primality

M. V. Subba Rao

Vol. 52 (1974), No. 1, 261–268
Abstract

In this paper we consider the congruences

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

Mathematical Subject Classification
Primary: 10A10
Secondary: 10A25
Milestones
Received: 20 May 1971
Published: 1 May 1974
Authors
M. V. Subba Rao