A stupid "real-life" application of quadratic reciprocity

The application During this year&rsquo;s MOP , we used the following procedure to divide some of our students into two classes: Let p = 7075374838595186541578161 p = 7075374838595186541578161 p = 7075374838595186541578161 be prime. Take the letters in your name as it appears on the roster, convert them with A1Z26 and take the sum of cubes to get a number s s s . For example, EVANCHEN corresponds…