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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
4363132619872626523910 ~2006
4363144199872628839910 ~2006
4363247879872649575910 ~2006
43633046412617982784711 ~2007
4363381859872676371910 ~2006
43634317332618059039911 ~2007
4363472219872694443910 ~2006
4363525979872705195910 ~2006
43635596393490847711311 ~2008
43637488034363748803111 ~2008
4363818551872763710310 ~2006
4364172863872834572710 ~2006
43644895816983183329711 ~2009
43646068673491685493711 ~2008
43647841572618870494311 ~2007
4364789339872957867910 ~2006
4365027983873005596710 ~2006
43651267073492101365711 ~2008
4365155243873031048710 ~2006
4365272759873054551910 ~2006
43652858332619171499911 ~2007
4365287039873057407910 ~2006
436530796734922463736112 ~2010
43653824572619229474311 ~2007
4365557243873111448710 ~2006
Exponent Prime Factor Digits Year
43656832612619409956711 ~2007
4365839099873167819910 ~2006
4365932951873186590310 ~2006
4366027751873205550310 ~2006
4366311959873262391910 ~2006
4366500119873300023910 ~2006
4366566299873313259910 ~2006
4366623083873324616710 ~2006
4366648991873329798310 ~2006
4366657271873331454310 ~2006
4366737239873347447910 ~2006
43670556773493644541711 ~2008
4367379059873475811910 ~2006
4367445683873489136710 ~2006
4367534903873506980710 ~2006
4367912579873582515910 ~2006
43679155973494332477711 ~2008
4368098723873619744710 ~2006
4368174203873634840710 ~2006
4368422783873684556710 ~2006
436857810138443487288912 ~2010
4368992483873798496710 ~2006
4369098131873819626310 ~2006
4369127783873825556710 ~2006
43693191376990910619311 ~2009
Exponent Prime Factor Digits Year
43693899016991023841711 ~2009
43694225594369422559111 ~2008
4369505711873901142310 ~2006
43696127772621767666311 ~2007
4369641623873928324710 ~2006
4369920011873984002310 ~2006
43700136674370013667111 ~2008
43702599173496207933711 ~2008
4370337011874067402310 ~2006
43703724413496297952911 ~2008
4370381231874076246310 ~2006
4370428319874085663910 ~2006
43706857136118959998311 ~2008
43706917132622415027911 ~2007
4370722319874144463910 ~2006
4370747399874149479910 ~2006
43709378693496750295311 ~2008
4371053399874210679910 ~2006
4371235091874247018310 ~2006
4371306899874261379910 ~2006
43714030376119964251911 ~2008
4371455351874291070310 ~2006
4371525971874305194310 ~2006
437158468710491803248912 ~2009
4371746903874349380710 ~2006
Exponent Prime Factor Digits Year
43718754376995000699311 ~2009
43720418332623225099911 ~2007
4372106939874421387910 ~2006
4372123499874424699910 ~2006
4372140119874428023910 ~2006
4372230251874446050310 ~2006
437231261953342213951912 ~2011
4372573811874514762310 ~2006
4372707803874541560710 ~2006
4372794011874558802310 ~2006
4372881251874576250310 ~2006
4372988771874597754310 ~2006
4373133731874626746310 ~2006
43731670136122433818311 ~2008
4373266211874653242310 ~2006
4373312903874662580710 ~2006
4373386631874677326310 ~2006
43734609293498768743311 ~2008
4373473739874694747910 ~2006
43735732932624143975911 ~2007
4373929151874785830310 ~2006
43740840612624450436711 ~2007
43742486332624549179911 ~2007
437424892711373047210312 ~2009
43744908293499592663311 ~2008
4213
GIMPS The Prime Pages FactorDb.com
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25-09-07