[https://www.wired.com/story/mathematicians-open-a-new-front-on-an-ancient-number-problem/#intcid=_wired-category-right-rail_58c18cb3-bcf8-4b6b-826b-fce4f587434c_popular4-1](https://www.wired.com/story/mathematicians-open-a-new-front-on-an-ancient-number-problem/#intcid=_wired-category-right-rail_58c18cb3-bcf8-4b6b-826b-fce4f587434c_popular4-1) "For millennia, mathematicians have wondered whether odd perfect numbers exist, establishing an extraordinary list of restrictions for the hypothetical objects"