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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
1873608179374721635910 ~2003
18736958537494783412111 ~2007
1873747511374749502310 ~2003
1873762139374752427910 ~2003
1873779443374755888710 ~2003
18737875611124272536711 ~2005
1873817243374763448710 ~2003
1873970291374794058310 ~2003
18739771211124386272711 ~2005
1873989839374797967910 ~2003
1874143559374828711910 ~2003
1874177411374835482310 ~2003
18742296531124537791911 ~2005
1874270999374854199910 ~2003
1874330351374866070310 ~2003
18743575872998972139311 ~2006
18743951211499516096911 ~2005
18744328491499546279311 ~2005
1874457251374891450310 ~2003
18744890771124693446311 ~2005
1874500319374900063910 ~2003
1874514431374902886310 ~2003
187453939710122512743912 ~2007
1874598611374919722310 ~2003
1874607011374921402310 ~2003
Exponent Prime Factor Digits Year
1874611691374922338310 ~2003
1874625611374925122310 ~2003
18746891811499751344911 ~2005
1874776511374955302310 ~2003
1874828171374965634310 ~2003
1874935343374987068710 ~2003
18749665731124979943911 ~2005
1875008903375001780710 ~2003
187504188116500368552912 ~2007
18751199571500095965711 ~2005
18751684793375303262311 ~2006
187517943116876614879112 ~2007
1875194411375038882310 ~2003
18752764372625387011911 ~2006
1875280223375056044710 ~2003
1875308639375061727910 ~2003
1875589031375117806310 ~2003
18756292071500503365711 ~2005
1875653063375130612710 ~2003
18756590411125395424711 ~2005
1875689219375137843910 ~2003
1875701423375140284710 ~2003
1875728891375145778310 ~2003
1875729203375145840710 ~2003
18758429299004046059311 ~2007
Exponent Prime Factor Digits Year
187585767731139237438312 ~2008
18760773731125646423911 ~2005
18761267991500901439311 ~2005
1876178483375235696710 ~2003
18762050411125723024711 ~2005
18762228193377201074311 ~2006
1876238219375247643910 ~2003
1876270223375254044710 ~2003
1876316831375263366310 ~2003
18764207391501136591311 ~2005
18764327694503438645711 ~2006
1876453811375290762310 ~2003
1876482983375296596710 ~2003
18764939094503585381711 ~2006
1876543139375308627910 ~2003
1876578239375315647910 ~2003
1876686551375337310310 ~2003
18767913797882523791911 ~2007
1876813079375362615910 ~2003
1876814063375362812710 ~2003
1876939979375387995910 ~2003
1876972631375394526310 ~2003
1876995203375399040710 ~2003
1877037023375407404710 ~2003
1877038931375407786310 ~2003
Exponent Prime Factor Digits Year
18770400174504896040911 ~2006
1877060519375412103910 ~2003
1877088623375417724710 ~2003
1877091383375418276710 ~2003
18771974331126318459911 ~2005
18772420397884416563911 ~2007
1877263211375452642310 ~2003
18772939611126376376711 ~2005
18773122011126387320711 ~2005
1877337419375467483910 ~2003
18774199334130323852711 ~2006
18774370331126462219911 ~2005
1877510759375502151910 ~2003
1877728691375545738310 ~2003
1877769431375553886310 ~2003
18778689911877868991111 ~2005
1877897303375579460710 ~2003
18779172593380251066311 ~2006
1877938091375587618310 ~2003
1877951363375590272710 ~2003
1877971883375594376710 ~2003
18779799131126787947911 ~2005
1878011963375602392710 ~2003
18780324791878032479111 ~2005
1878111611375622322310 ~2003
4146
GIMPS The Prime Pages FactorDb.com
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26-03-08