587523659

This number is a prime.

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A "musical" prime obtained by concatenating the rounded frequencies of the musical notes D5 (587 Hz), C5 (523 Hz), and E5 (659 Hz). Each of the frequencies is prime too. [Necula]

Submitted: 2004-01-30 13:47:27; Last Modified: 2009-02-16 02:11:51.