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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
65897365139225631118311 ~2010
658986684722405547279912 ~2011
65899311711317986234311 ~2008
65904671991318093439911 ~2008
65904673613954280416711 ~2009
65907202311318144046311 ~2008
659074061319772221839112 ~2011
65911199391318223987911 ~2008
65915621511318312430311 ~2008
65916812031318336240711 ~2008
65918274711318365494311 ~2008
65919025431318380508711 ~2008
65919593991318391879911 ~2008
65925047031318500940711 ~2008
65927048511318540970311 ~2008
65927734191318554683911 ~2008
65928462415274276992911 ~2009
65928539413955712364711 ~2009
65928586311318571726311 ~2008
65929532533955771951911 ~2009
659312821911867630794312 ~2010
65933112715274649016911 ~2009
65933550111318671002311 ~2008
65934604311318692086311 ~2008
65938537191318770743911 ~2008
Exponent Prime Factor Dig. Year
65939098791318781975911 ~2008
65944280511318885610311 ~2008
65948446813956906808711 ~2009
65948499831318969996711 ~2008
65950075791319001515911 ~2008
65951323636595132363111 ~2009
65952085911319041718311 ~2008
65957035911319140718311 ~2008
65960727831319214556711 ~2008
65962539013957752340711 ~2009
65965023831319300476711 ~2008
65968928391319378567911 ~2008
65969509311319390186311 ~2008
659701788710555228619312 ~2010
65971702133958302127911 ~2009
65973420231319468404711 ~2008
65973618916597361891111 ~2009
65974542711319490854311 ~2008
65977013391319540267911 ~2008
65977221231319544424711 ~2008
659806951926392278076112 ~2011
659818439911876731918312 ~2010
659841982310557471716912 ~2010
65994315111319886302311 ~2008
65997580975279806477711 ~2009
Exponent Prime Factor Dig. Year
66000556615280044528911 ~2009
66004184031320083680711 ~2008
66010829333960649759911 ~2009
660192543751495018408712 ~2012
66023032311320460646311 ~2008
66030589911320611798311 ~2008
66030760791320615215911 ~2008
66032583773961955026311 ~2009
66032676831320653536711 ~2008
66033612111320672242311 ~2008
66033758991320675179911 ~2008
66037841391320756827911 ~2008
660391302119811739063112 ~2011
66040145395283211631311 ~2009
66040333911320806678311 ~2008
66042735413962564124711 ~2009
66043728711320874574311 ~2008
66045147711320902954311 ~2008
66045340431320906808711 ~2008
66049734711320994694311 ~2008
66050551133963033067911 ~2009
66052264013963135840711 ~2009
66052958031321059160711 ~2008
66055208991321104179911 ~2008
660557604114532267290312 ~2010
Exponent Prime Factor Dig. Year
66056670595284533647311 ~2009
66057083031321141660711 ~2008
66059188333963551299911 ~2009
66059703115284776248911 ~2009
66060506031321210120711 ~2008
66061350591321227011911 ~2008
66073952511321479050311 ~2008
66074847175285987773711 ~2009
66078480831321569616711 ~2008
66078483231321569664711 ~2008
66079173831321583476711 ~2008
66081063831321621276711 ~2008
66086080311321721606311 ~2008
66086663716608666371111 ~2009
66087136191321742723911 ~2008
66088432431321768648711 ~2008
66089107791321782155911 ~2008
66091642791321832855911 ~2008
66092035191321840703911 ~2008
66092118591321842371911 ~2008
66095308311321906166311 ~2008
66095392311321907846311 ~2008
66095608431321912168711 ~2008
66098941431321978828711 ~2008
66102258591322045171911 ~2008
4156
GIMPS The Prime Pages FactorDb.com
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25-05-04