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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
18744328491499546279311 ~2005
1874457251374891450310 ~2003
18744890771124693446311 ~2005
1874500319374900063910 ~2003
1874514431374902886310 ~2003
187453939710122512743912 ~2007
1874598611374919722310 ~2003
1874607011374921402310 ~2003
1874625611374925122310 ~2003
1874828171374965634310 ~2003
1874935343374987068710 ~2003
18749665731124979943911 ~2005
1875008903375001780710 ~2003
187504188116500368552912 ~2007
18751199571500095965711 ~2005
187517943116876614879112 ~2007
1875194411375038882310 ~2003
18752764372625387011911 ~2005
1875280223375056044710 ~2003
1875589031375117806310 ~2003
1875653063375130612710 ~2003
18756590411125395424711 ~2005
1875689219375137843910 ~2003
1875701423375140284710 ~2003
1875728891375145778310 ~2003
Exponent Prime Factor Digits Year
1875729203375145840710 ~2003
18758429299004046059311 ~2007
187585767731139237438312 ~2008
18760773731125646423911 ~2005
18761267991500901439311 ~2005
1876178483375235696710 ~2003
18762050411125723024711 ~2005
18762228193377201074311 ~2006
1876238219375247643910 ~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
Exponent Prime Factor Digits Year
1877038931375407786310 ~2003
18770400174504896040911 ~2006
1877060519375412103910 ~2003
1877088623375417724710 ~2003
1877091383375418276710 ~2003
18772420397884416563911 ~2007
1877263211375452642310 ~2003
18772939611126376376711 ~2005
18773122011126387320711 ~2005
18774199334130323852711 ~2006
18774370331126462219911 ~2005
1877728691375545738310 ~2003
1877769431375553886310 ~2003
18778689911877868991111 ~2005
1877897303375579460710 ~2003
18779172593380251066311 ~2006
1877938091375587618310 ~2003
1877971883375594376710 ~2003
18779799131126787947911 ~2005
1878011963375602392710 ~2003
18780324791878032479111 ~2005
1878111611375622322310 ~2003
1878149459375629891910 ~2003
1878157751375631550310 ~2003
1878158231375631646310 ~2003
Exponent Prime Factor Digits Year
18782805771502624461711 ~2005
1878297983375659596710 ~2003
1878317723375663544710 ~2003
18783271511878327151111 ~2005
1878370271375674054310 ~2003
1878506543375701308710 ~2003
1878511031375702206310 ~2003
1878578063375715612710 ~2003
18786201133005792180911 ~2006
1878625223375725044710 ~2003
1878652511375730502310 ~2003
18787459971127247598311 ~2005
1878809063375761812710 ~2003
1878860411375772082310 ~2003
1878893231375778646310 ~2003
18789609131127376547911 ~2005
1878976343375795268710 ~2003
18789801373006368219311 ~2006
18790544391503243551311 ~2005
18790575771127434546311 ~2005
1879171571375834314310 ~2003
18792750591503420047311 ~2005
1879318163375863632710 ~2003
18793609611127616576711 ~2005
1879426883375885376710 ~2003
3816
GIMPS The Prime Pages FactorDb.com
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25-07-08