19

This number is a prime.

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21 + 32 + 53 + 74 + 115 + 136 + 177 + 198 is prime.

Submitted: 1999-09-02 23:40:00;   Last Modified: 2008-07-31 06:00:00.
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell