71263
This number is a prime.
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The 1026th emirp (71263) and the 1026th Sophie Germain
prime (84509) are the only nth emirp and nth Sophie Germain
prime that together contain the ten digits exactly once
each. [Gaydos]
Submitted: 2018-05-01 01:07:14; Last Modified: 2018-05-01 01:31:47.
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell