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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
179469644393589392887911 ~2011
179472060833589441216711 ~2011
179476655033589533100711 ~2011
1794840151710769040910312 ~2012
179486336393589726727911 ~2011
179489537033589790740711 ~2011
1794908803353847264099112 ~2014
1794926284110769557704712 ~2012
1794931177710769587066312 ~2012
179494356593589887131911 ~2011
179495355593589907111911 ~2011
179498626433589972528711 ~2011
179507101193590142023911 ~2011
179507259833590145196711 ~2011
1795085785310770514711912 ~2012
179513476793590269535911 ~2011
1795162500717951625007112 ~2013
179518952393590379047911 ~2011
179519506613802...49999914 2023
179519786513590395730311 ~2011
179527213433590544268711 ~2011
179534486993590689739911 ~2011
1795667343117956673431112 ~2013
179567714633591354292711 ~2011
179575820033591516400711 ~2011
Exponent Prime Factor Dig. Year
179581326833591626536711 ~2011
179581561793591631235911 ~2011
179585032433591700648711 ~2011
179593730513591874610311 ~2011
1796144219310776865315912 ~2012
179621823833592436476711 ~2011
179635446713592708934311 ~2011
1796496422914371971383312 ~2013
179651404193593028083911 ~2011
179672893313593457866311 ~2011
179673481313593469626311 ~2011
179680768313593615366311 ~2011
1796916889114375335112912 ~2013
1796928409710781570458312 ~2012
179697205913593944118311 ~2011
1797070308110782421848712 ~2012
179722913993594458279911 ~2011
179727412433594548248711 ~2011
179749457993594989159911 ~2011
179750040593595000811911 ~2011
179750593313595011866311 ~2011
179755414313595108286311 ~2011
1797671779714381374237712 ~2013
179769680633595393612711 ~2011
1797713193710786279162312 ~2012
Exponent Prime Factor Dig. Year
1797828769710786972618312 ~2012
1797921429117979214291112 ~2013
179792543393595850867911 ~2011
1798023965310788143791912 ~2012
179803568993596071379911 ~2011
1798105510114384844080912 ~2013
179816537993596330759911 ~2011
1798193551114385548408912 ~2013
179823321833596466436711 ~2011
179840511593596810231911 ~2011
1798419028114387352224912 ~2013
179847116033596942320711 ~2011
179849056193596981123911 ~2011
1798505236343164125671312 ~2014
1798580768914388646151312 ~2013
179859414833597188296711 ~2011
179867203313597344066311 ~2011
1798837748346769781455912 ~2014
1798912951114391303608912 ~2013
179896610993597932219911 ~2011
179902199633598043992711 ~2011
1799125047710794750286312 ~2012
1799254528714394036229712 ~2013
179965768913599315378311 ~2011
179971590833599431816711 ~2011
Exponent Prime Factor Dig. Year
179979465113599589302311 ~2011
179979495833599589916711 ~2011
179984129633599682592711 ~2011
179993167193599863343911 ~2011
179999782313599995646311 ~2011
179999957633599999152711 ~2011
180000022433600000448711 ~2011
180002058593600041171911 ~2011
180007308833600146176711 ~2011
180029562713600591254311 ~2011
1800407223743209773368912 ~2014
1800472755118004727551112 ~2013
180051605993601032119911 ~2011
180054368033601087360711 ~2011
1800703164110804218984712 ~2012
180074080193601481603911 ~2011
180076772513601535450311 ~2011
180097271393601945427911 ~2011
180129057593602581151911 ~2011
1801324083728821185339312 ~2013
180135036593602700731911 ~2011
180144891833602897836711 ~2011
180170367833603407356711 ~2011
180172020233603440404711 ~2011
1801752536914414020295312 ~2013
4411
GIMPS The Prime Pages FactorDb.com
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25-04-13