10000...52301 (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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10^999+8052301 is the smallest titanic prime that remains prime after each digit d is substituted by d^2. The new prime thus obtained is 10^1001+640254901. [Rivera]

Submitted: 2020-06-12 22:44:54; Last Modified: 2020-06-12 22:46:44.