This number is a prime.

                                                             1270 2232868389

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The sum of all primes up to the prime 12702232868389 is the palindrome 2719564270866680724659172. Found by Giovanni Resta. [Rivera]

Submitted: 2019-01-28 07:00:47;   Last Modified: 2019-01-28 19:31:09.
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