41

This number is a prime.

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+ The largest prime of form pq+rs, where p, q, r, s are consecutive primes. [Loungrides]

+ The largest of three consecutive primes (p, q, r), such that r|(pq+1), i.e., 41 divides (31*37+1). Note that the quotient is a perfect number. [Loungrides]

(There are 4 curios for this number that have not yet been approved by an editor.)

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