7121

This number is a prime.

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The smallest nontrivial (multi-digit) Sophia Germain prime that is the sum of the first n palindromic primes, i.e., (2+3+5+...+919+929), (n=20). [Bajpai]

Submitted: 2018-10-05 21:22:39;   Last Modified: 2020-06-14 22:50:12.
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