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Small Mersenne Prime Factors
Prime numbers of the form Mp= 2p − 1 are called Mersenne primes. For Mp to be prime, p must also be prime.
Any factor q of a Mersenne number 2p − 1 must be of the form 2kp + 1, where integer k ≥ 0. Furthermore, q must be 1 or 7 mod 8.
Exponent Prime Factor Dig. Year
25156917877150313835754312 ~2020
25160989232350321978464712 ~2020
25164620443150329240886312 ~2020
25165348826350330697652712 ~2020
25166244787150332489574312 ~2020
25166558851150333117702312 ~2020
2516933616431193...41878315 2025
25170081581950340163163912 ~2020
25170389621950340779243912 ~2020
25170630553150341261106312 ~2020
25171529149150343058298312 ~2020
25173646541950347293083912 ~2020
25173891992350347783984712 ~2020
25178855252350357710504712 ~2020
25178916536350357833072712 ~2020
25181538205150363076410312 ~2020
25181991625150363983250312 ~2020
25182430627150364861254312 ~2020
25182564095950365128191912 ~2020
25183409261950366818523912 ~2020
25186034579950372069159912 ~2020
25186218505150372437010312 ~2020
25191208961950382417923912 ~2020
25192423465150384846930312 ~2020
25193357492350386714984712 ~2020
Exponent Prime Factor Dig. Year
25195158599950390317199912 ~2020
25199266424350398532848712 ~2020
25199928167950399856335912 ~2020
25206653563150413307126312 ~2020
25209111823150418223646312 ~2020
25209773309950419546619912 ~2020
25210176073150420352146312 ~2020
25212657371950425314743912 ~2020
25212929057950425858115912 ~2020
25215334601950430669203912 ~2020
25216129751950432259503912 ~2020
25218961453150437922906312 ~2020
25221064897150442129794312 ~2020
25222835297950445670595912 ~2020
25222912141150445824282312 ~2020
2522510623071664...11226314 2024
25226577655150453155310312 ~2020
2522744923731089...70513715 2025
25231044955150462089910312 ~2020
25233332453950466664907912 ~2020
25233576445150467152890312 ~2020
25236900179950473800359912 ~2020
25238022571150476045142312 ~2020
25241953364350483906728712 ~2020
25242061411150484122822312 ~2020
Exponent Prime Factor Dig. Year
25242601967950485203935912 ~2020
25246551643150493103286312 ~2020
25247269885150494539770312 ~2020
25248156445150496312890312 ~2020
25249160240350498320480712 ~2020
2525060120631868...89266314 2024
25252229234350504458468712 ~2020
25261174562350522349124712 ~2020
25266506504350533013008712 ~2020
2526657160491490...46891115 2025
25268118977950536237955912 ~2020
25268665010350537330020712 ~2020
25274040107950548080215912 ~2020
25274632783150549265566312 ~2020
25275267776350550535552712 ~2020
25277887799950555775599912 ~2020
25278859135150557718270312 ~2020
25280127667150560255334312 ~2020
25284112004350568224008712 ~2020
25285108691950570217383912 ~2020
25285588735150571177470312 ~2020
25285937237950571874475912 ~2020
25286141119150572282238312 ~2020
25287005396350574010792712 ~2020
25289407675150578815350312 ~2020
Exponent Prime Factor Dig. Year
25290774943150581549886312 ~2020
25291763431150583526862312 ~2020
25293839609950587679219912 ~2020
25295524913950591049827912 ~2020
25296537217150593074434312 ~2020
25300360256350600720512712 ~2020
25302114890350604229780712 ~2020
25303865587150607731174312 ~2020
25304456327950608912655912 ~2020
25305570599950611141199912 ~2020
25310093369950620186739912 ~2020
25311540200350623080400712 ~2020
25311737474350623474948712 ~2020
25314903089950629806179912 ~2020
25315535503150631071006312 ~2020
25326408536350652817072712 ~2020
25326786305950653572611912 ~2020
2532692920932583...79348714 2024
2532757055932786...61523114 2024
25332141308350664282616712 ~2020
25333320473950666640947912 ~2020
25333544660350667089320712 ~2020
25335295196350670590392712 ~2020
2533696156072483...32948714 2024
25337344454350674688908712 ~2020
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25-03-30