341983

This number is a prime.

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The smallest prime that is the sum of the squares of first seven 3-digit palindromic primes, i.e., 101^2+131^2+151^2+181^2+191^2+313^2+353^2. [Jha]

Submitted: 2019-01-11 16:01:02; Last Modified: 2019-01-11 16:23:08.