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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
46262146651192524293302312 ~2022
46263833305192527666610312 ~2022
46264024253992528048507912 ~2022
46270732268392541464536712 ~2022
46273818629992547637259912 ~2022
46277575135192555150270312 ~2022
4628045999531990...97979115 2026
46281713318392563426636712 ~2022
46288633081192577266162312 ~2022
4629757571692000...09700915 2026
46303777603192607555206312 ~2022
46304569307992609138615912 ~2022
46305210338392610420676712 ~2022
46309365257992618730515912 ~2022
46310985695992621971391912 ~2022
46313842657192627685314312 ~2022
46314383438392628766876712 ~2022
46314920281192629840562312 ~2022
46315616003992631232007912 ~2022
46318487993992636975987912 ~2022
4631914315371139...15810315 2026
46319146679992638293359912 ~2022
46323233935192646467870312 ~2022
46325284439992650568879912 ~2022
46332282205192664564410312 ~2022
Exponent Prime Factor Dig. Year
46334862578392669725156712 ~2022
4634205514131557...27476915 2026
46343506123192687012246312 ~2022
46343762963992687525927912 ~2022
46346650699192693301398312 ~2022
46347652331992695304663912 ~2022
4634801560331446...68229715 2026
46353272293192706544586312 ~2022
46353943316392707886632712 ~2022
46369312457992738624915912 ~2022
46372205249992744410499912 ~2022
4637324230976677...92596914 2026
4637536989435565...87316114 2026
46376644766392753289532712 ~2022
46380407681992760815363912 ~2022
4638045462074916...89794314 2026
46380770293192761540586312 ~2022
46384783109992769566219912 ~2022
46384914043192769828086312 ~2022
4638949497671558...12171315 2026
46396661627992793323255912 ~2022
46408303213192816606426312 ~2022
46412627393992825254787912 ~2022
4641353789995662...23787914 2026
46414807016392829614032712 ~2022
Exponent Prime Factor Dig. Year
46414996417192829992834312 ~2022
46424128415992848256831912 ~2022
46424852825992849705651912 ~2022
4642507404131699...99115915 2026
46426821623992853643247912 ~2022
46427112221992854224443912 ~2022
46427944483192855888966312 ~2022
46429788191992859576383912 ~2022
46434373154392868746308712 ~2022
46435223249992870446499912 ~2022
46436130317992872260635912 ~2022
46436680171192873360342312 ~2022
46436948311192873896622312 ~2022
46438090721992876181443912 ~2022
46440562075192881124150312 ~2022
46440892735192881785470312 ~2022
46442272037992884544075912 ~2022
46447607821192895215642312 ~2022
46448549465992897098931912 ~2022
46458170291992916340583912 ~2022
46459283888392918567776712 ~2022
46459537613992919075227912 ~2022
46463320855192926641710312 ~2022
46464383684392928767368712 ~2022
46471663369192943326738312 ~2022
Exponent Prime Factor Dig. Year
4647250375613011...33952915 2026
4647267340072128...17520715 2026
46473181424392946362848712 ~2022
46473517909192947035818312 ~2022
46477880827192955761654312 ~2022
46485591542392971183084712 ~2022
46486484948392972969896712 ~2022
46487900599192975801198312 ~2022
46489374139192978748278312 ~2022
46493286553192986573106312 ~2022
46493296751992986593503912 ~2022
46494279527992988559055912 ~2022
46498011857992996023715912 ~2022
46508654245193017308490312 ~2022
46509020605193018041210312 ~2022
46509661244393019322488712 ~2022
46512243152393024486304712 ~2022
46516942393193033884786312 ~2022
46528547989193057095978312 ~2022
4652863000931563...83124915 2026
46531247870393062495740712 ~2022
46536928979993073857959912 ~2022
46545380393993090760787912 ~2022
4654788283134840...14455314 2026
46548852578393097705156712 ~2022
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26-10-25