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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
4747385063949477012710 ~2007
4747626419949525283910 ~2007
4747789523949557904710 ~2007
47479003372848740202311 ~2008
47479810372848788622311 ~2008
4748310299949662059910 ~2007
4748365379949673075910 ~2007
4748409311949681862310 ~2007
47486436674748643667111 ~2008
4748683031949736606310 ~2007
4748694539949738907910 ~2007
47490042914749004291111 ~2008
4749079619949815923910 ~2007
47492173514749217351111 ~2008
4749255611949851122310 ~2007
47495724413799657952911 ~2008
47496347177599415547311 ~2009
474991472312349778279912 ~2009
474992308330399507731312 ~2010
4750013519950002703910 ~2007
4750075679950015135910 ~2007
475008202722800393729712 ~2010
475011461314250343839112 ~2009
4750214663950042932710 ~2007
4750236131950047226310 ~2007
Exponent Prime Factor Digits Year
4750404779950080955910 ~2007
47505856613800468528911 ~2008
475064056311401537351312 ~2009
47508664932850519895911 ~2008
47510356212850621372711 ~2008
47510550776651477107911 ~2009
4751119031950223806310 ~2007
47516840332851010419911 ~2008
4751695583950339116710 ~2007
4751764859950352971910 ~2007
4751846063950369212710 ~2007
4751967971950393594310 ~2007
47523157212851389432711 ~2008
4752338711950467742310 ~2007
4752444311950488862310 ~2007
475244906312356367563912 ~2009
4752578003950515600710 ~2007
47526236117604197777711 ~2009
47526907932851614475911 ~2008
4752957623950591524710 ~2007
47530062412851803744711 ~2008
4753227971950645594310 ~2007
4753280951950656190310 ~2007
47533837732852030263911 ~2008
4753446623950689324710 ~2007
Exponent Prime Factor Digits Year
475347490910457644799912 ~2009
4753554191950710838310 ~2007
47535618593802849487311 ~2008
4753909379950781875910 ~2007
4753969931950793986310 ~2007
4754136911950827382310 ~2007
4754174963950834992710 ~2007
47542553696655957516711 ~2009
4754335259950867051910 ~2007
47544451518558001271911 ~2009
4754577083950915416710 ~2007
4754726219950945243910 ~2007
4754759783950951956710 ~2007
4755263039951052607910 ~2007
4755768131951153626310 ~2007
4755968411951193682310 ~2007
4756120151951224030310 ~2007
4756236239951247247910 ~2007
4756328639951265727910 ~2007
4756352759951270551910 ~2007
4756494791951298958310 ~2007
4756860203951372040710 ~2007
475709155112368438032712 ~2009
4757114591951422918310 ~2007
47573534172854412050311 ~2008
Exponent Prime Factor Digits Year
47578225673806258053711 ~2008
4757852219951570443910 ~2007
4758365099951673019910 ~2007
47583661274758366127111 ~2008
4758384503951676900710 ~2007
475844070719033762828112 ~2010
4758915779951783155910 ~2007
4759074059951814811910 ~2007
4759261823951852364710 ~2007
47592955817614872929711 ~2009
4759341299951868259910 ~2007
4759425371951885074310 ~2007
47597412972855844778311 ~2008
4759751963951950392710 ~2007
47599554612855973276711 ~2008
47602252932856135175911 ~2008
47602657493808212599311 ~2008
47604335114760433511111 ~2008
4760491871952098374310 ~2007
4760789723952157944710 ~2007
4761012863952202572710 ~2007
4761069179952213835910 ~2007
4761128231952225646310 ~2007
47611286572856677194311 ~2008
4761182411952236482310 ~2007
4325
GIMPS The Prime Pages FactorDb.com
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25-11-02