This number is a prime.

                                                                2 2747222273

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Oscar Volpatti found that this is the minimal prime that produces 29 primes by altering any of its digits, one at a time, according to rules stipulated in Honaker's A048853. [Rivera]

Submitted: 2020-08-10 02:00:03;   Last Modified: 2020-08-30 19:52:53.
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