39713433671

This number is a prime.

                                                                3 9713433671

+ The smallest prime in a "5TP39 twin prime cluster" (five twin primes in a group of thirty-nine consecutive numbers--the most that could be packed in an interval of this length). The name 5TP39 for these clusters (also called "quintuplet twin primes" by J. K. Andersen) was suggested by public librarian Roger Hargrave.

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