2717

This number is a composite.

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The next year in the following form: (product of next n primes)/(sum of first n primes), i.e., (2+3+5+7) divides (11*13*17*19). Is it the last? [Honaker]

Submitted: 2016-07-15 14:59:31; Last Modified: 2020-07-06 12:05:39.