Florian Luca and Carl Pomerance's bound on the radical of a perfect number will be improved within 3 years by replacing the 17/26 exponent with some smaller exponent.

Created by JoshuaZ on 2011-09-03; known on 2015-09-03; judged wrong by JoshuaZ on 2015-09-03.

• JoshuaZ estimated 65% on 2011-09-03
• JoshuaZ said “Relevant paper can be found here: http://nyjm.albany.edu/j/2010/16-3v.pdf ” on 2011-09-03
• gwern estimated 60% on 2011-09-03
• JoshuaZ said “tags: math, number theory” on 2011-09-04
• JoshuaZ   judged this prediction wrong on 2015-09-03.