How a Church Deacon Found the Biggest Prime Number Yet (It Wasn’t as Hard as You Think) The Memphis area man used the church computer to discover a Mersenne prime with over 23 million digits. He had been looking for 14 years. Share: Facebook Twitter Google+ Stumble Digg Email ThisBlogThis!Share to XShare to Facebook Related Posts:Eclipse 2018 FIRST PICTURES: Blood Moon looms over Australia in total lunar eclipseEclipse weather: How to see the Blood Moon TONIGHT - Met Office warns of thunder and rainEclipse today will be LONGEST lunar eclipse THIS CENTURY - and it starts imminentlyEclipse TODAY will be a record-breaker - UK ready for TWO HOUR Blood MoonLunar eclipse 2018: BBC weather warns DOWNPOURS might block eclipse – best TIME to viewEclipse 2018 live pictures: Best Blood Moon photos from lunar eclipse TODAY