607

This number is a prime.

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The start of a dozen of consecutive primes, i.e., {607, 613, 617, 619, 631, 641, 643, 647, 653, 659, 661, 673}, such that deleting their first digit, we find another set of a dozen distinct primes, i.e., {7, 13, 17, 19, 31, 41, 43, 47, 53, 59, 61, 73}. It is the largest known sequence of primes with this property. [Loungrides]

Submitted: 2015-10-03 08:15:09;   Last Modified: 2018-03-16 05:57:19.
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