This number is a prime.
Single Curio View: (Seek other curios for this number)The sum of all the 4k+3 primes from 3 to 1486287894323 is 141665900839^2, a perfect square. No smaller sum gives a perfect square. Found by Giovanni Resta and Oscar Volpatti. [Rivera]
Submitted: 2020-06-12 21:13:03; Last Modified: 2020-06-12 21:19:17.
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