# 209173

$t_title is "209173"

$t_adjust_path is "/~caldwell/curios/"

$t_class is "prime"

$nunber_id is "10217"

$t_meta['description'] is "One of many pages of prime number
curiosities and trivia. This page discusses 209173
Come explore a new prime today!"

The start of the longest known chain of super magic primes, i.e., with each of its subsets having a distinct prime average (209173, 322573, 536773, 1217893, 2484733), although the Green-Tao theorem predicts the inexistence of an upper bound to the length of such chains. [Beedassy]

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