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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 Digits Year
33618779672375598 ~1990
33618971672379438 ~1990
33619343672386878 ~1990
33619739672394798 ~1990
33620579672411598 ~1990
33620591672411838 ~1990
336221172017327039 ~1991
33622139672442798 ~1990
336227812689822499 ~1991
33623231672464638 ~1990
33623351672467038 ~1990
33623651672473038 ~1990
33623819672476398 ~1990
336240132017440799 ~1991
33624683672493678 ~1990
33624791672495838 ~1990
33625271672505438 ~1990
33625463672509278 ~1990
33626111672522238 ~1990
336268612017611679 ~1991
33626891672537838 ~1990
336272772017636639 ~1991
33627323672546478 ~1990
336279472690235779 ~1991
33628823672576478 ~1990
Exponent Prime Factor Digits Year
336295932017775599 ~1991
33630011672600238 ~1990
33630203672604078 ~1990
33630491672609838 ~1990
336306132017836799 ~1991
33630659672613198 ~1990
33630791672615838 ~1990
33632671565028872910 ~1994
336333774708672799 ~1992
336334932018009599 ~1991
33634103672682078 ~1990
33634259672685198 ~1990
33635831672716638 ~1990
33635891672717838 ~1990
33635939672718798 ~1990
33635963672719278 ~1990
336360412018162479 ~1991
336364812018188879 ~1991
336370033363700319 ~1991
33637319672746398 ~1990
336383772018302639 ~1991
336388972018333839 ~1991
33639143672782878 ~1990
336394978073479299 ~1992
33640199672803998 ~1990
Exponent Prime Factor Digits Year
33640259672805198 ~1990
33640303141289272710 ~1993
336405972018435839 ~1991
33641819672836398 ~1990
33643163672863278 ~1990
33643763672875278 ~1990
33644603672892078 ~1990
33645383672907678 ~1990
336454217401992639 ~1992
33647231672944638 ~1990
33647483672949678 ~1990
33647903672958078 ~1990
336481012691848099 ~1991
33648203672964078 ~1990
336482574710755999 ~1992
33652271673045438 ~1990
336529372019176239 ~1991
33653663673073278 ~1990
336539578076949699 ~1992
33654119673082398 ~1990
33654539673090798 ~1990
33655091673101838 ~1990
33655211673104238 ~1990
33655991673119838 ~1990
336563212019379279 ~1991
Exponent Prime Factor Digits Year
33656663673133278 ~1990
336572596058306639 ~1992
336575092692600739 ~1991
33657551673151038 ~1990
33657731673154638 ~1990
33657983673159678 ~1990
33658679673173598 ~1990
33658811673176238 ~1990
33660611673212238 ~1990
33660839673216798 ~1990
336608713366087119 ~1991
33661151673223038 ~1990
33661163673223278 ~1990
33661763673235278 ~1990
33662459673249198 ~1990
33662483673249678 ~1990
33663803673276078 ~1990
33664223673284478 ~1990
33665543673310878 ~1990
336660078079841699 ~1992
336661332019967999 ~1991
336672412020034479 ~1991
33668879673377598 ~1990
33668903673378078 ~1990
336689772020138639 ~1991
1836
GIMPS The Prime Pages FactorDb.com
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25-06-08