On composite \(n\) satisfying a problem of Lehmer

zbMath0594.10003MaRDI QIDQ1076705

B. George

Publication date: 1985

Published in: Indian Journal of Pure \& Applied Mathematics (Search for Journal in Brave)

zbMATH Keywords

number of distinct prime factorsEuler phi-function

Mathematics Subject Classification ID

Arithmetic functions; related numbers; inversion formulas (11A25) Elementary number theory (11A99)

Related Items (1)

On a Lehmer problem concerning Euler's totient function

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