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3781378039 (another Prime Pages' Curiosity) |
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3781378039 is the largest prime number p such that p - q# are primes for all 2 < q# < p, that is to say, all these are primes:
3781378039,
3781378039 - 2,
3781378039 - 2*3,
3781378039 - 2*3*5,
...,
3781378039 - 2*3*5*7*11*13*17*19*23. [Rivera]
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