19871...16137 (1000-digits)

This number is a probable-prime (likely to be a prime but we have not (re-)proven it on this site).

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A titanic prime formed by concatenating all the primes from 1987 to 7, then swapping the primes 1613 and 11. [Rivera]

Submitted: 2020-06-09 23:32:39; Last Modified: 2020-06-09 23:38:22.