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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
4340510231868102046310 ~2006
4340713379868142675910 ~2006
4340730059868146011910 ~2006
43407320213472585616911 ~2008
4340774351868154870310 ~2006
4340842559868168511910 ~2006
434088104910418114517712 ~2009
4340907299868181459910 ~2006
4340986343868197268710 ~2006
43411292572604677554311 ~2007
4341191843868238368710 ~2006
4341194051868238810310 ~2006
43412957336077814026311 ~2008
4341364679868272935910 ~2006
4341651383868330276710 ~2006
43418437636946950020911 ~2008
43421231932605273915911 ~2007
4342182023868436404710 ~2006
434219010113026570303112 ~2009
43423597972605415878311 ~2007
4342440743868488148710 ~2006
4342790591868558118310 ~2006
4343021939868604387910 ~2006
4343223011868644602310 ~2006
43433463412606007804711 ~2007
Exponent Prime Factor Digits Year
4343485631868697126310 ~2006
4343720063868744012710 ~2006
4343728211868745642310 ~2006
4343741939868748387910 ~2006
4343898563868779712710 ~2006
4343913131868782626310 ~2006
4343930543868786108710 ~2006
4344031019868806203910 ~2006
4344202979868840595910 ~2006
4344555443868911088710 ~2006
43445630873475650469711 ~2008
4344736463868947292710 ~2006
43449691994344969199111 ~2008
4345163939869032787910 ~2006
4345498043869099608710 ~2006
4346069999869213999910 ~2006
4346194019869238803910 ~2006
43463435873477074869711 ~2008
4346452091869290418310 ~2006
43467536114346753611111 ~2008
4346910083869382016710 ~2006
43469658593477572687311 ~2008
43470491172608229470311 ~2007
43477123673478169893711 ~2008
43481389397826650090311 ~2009
Exponent Prime Factor Digits Year
43481657932608899475911 ~2007
43481805173478544413711 ~2008
4348201703869640340710 ~2006
43484901893478792151311 ~2008
43484992572609099554311 ~2007
4348510811869702162310 ~2006
43485959834348595983111 ~2008
4348743383869748676710 ~2006
434963466117398538644112 ~2009
43497184673479774773711 ~2008
4349788763869957752710 ~2006
43498591612609915496711 ~2007
4349916491869983298310 ~2006
4349919383869983876710 ~2006
4349944811869988962310 ~2006
4350129323870025864710 ~2006
43504154532610249271911 ~2007
4350834503870166900710 ~2006
4351122203870224440710 ~2006
4351337423870267484710 ~2006
4351411019870282203910 ~2006
4351535351870307070310 ~2006
43516792013481343360911 ~2008
4351695839870339167910 ~2006
4351787591870357518310 ~2006
Exponent Prime Factor Digits Year
4351922219870384443910 ~2006
4352070923870414184710 ~2006
4352126783870425356710 ~2006
4352314919870462983910 ~2006
4352528111870505622310 ~2006
4352613959870522791910 ~2006
4352880839870576167910 ~2006
4352900543870580108710 ~2006
435290440711317551458312 ~2009
4352968331870593666310 ~2006
4353022571870604514310 ~2006
43530710597835527906311 ~2009
43531510073482520805711 ~2008
4353296231870659246310 ~2006
4353327743870665548710 ~2006
43534277212612056632711 ~2007
43534588313482767064911 ~2008
4353654611870730922310 ~2006
43537947772612276866311 ~2007
435386110318286216632712 ~2010
43539067516966250801711 ~2008
43540320296095644840711 ~2008
4354197959870839591910 ~2006
4354233899870846779910 ~2006
43542717172612563030311 ~2007
4024
GIMPS The Prime Pages FactorDb.com
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25-05-04