Authors: Marius Coman
In this paper I conjecture that for any prime p of the form 6*k + 1 there exist an infinity of Harshad numbers of the form p*q1*q2, where q1 and q2 are distinct primes, q1 = p + 6*m and q2 = p + 6*n.
Comments: 2 Pages.
[v1] 2016-12-07 05:45:46
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