Prime Curios!: 9719

9719
(another Prime Pages' Curiosity)

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The largest four digit prime in which the first, second and third pairs of digits are prime (97,71,19) and the first and second three digits (971,719) are also prime. [McGrath]

Submitted: 2002-08-28 10:16:18; Last Modified: 2008-01-30 11:28:00.