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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
10447561626853678 ~1987
10447751208955038 ~1986
104478475014966579 ~1989
104479391044793919 ~1987
104480275850895139 ~1989
10448843208976878 ~1986
10448861626931678 ~1987
10448881626932878 ~1987
104490795015557939 ~1989
10449083208981678 ~1986
10449443208988878 ~1986
10449497626969838 ~1987
10449683208993678 ~1986
10450151836012098 ~1987
10450201627012078 ~1987
104503515016168499 ~1989
10450523209010478 ~1986
104506971463097599 ~1988
10450871209017438 ~1986
10451219209024398 ~1986
10451219836097538
104512271045122719 ~1988
10451377627082638 ~1987
10451663209033278 ~1986
10451939209038798 ~1986
Exponent Prime Factor Digits Year
10452083209041678 ~1986
10452551209051038 ~1986
10452677627160638 ~1987
10452821836225698 ~1987
10452917627175038 ~1987
10452997627179838 ~1987
10453451209069038 ~1986
104535494181419619 ~1989
104538671045386719 ~1988
10454177627250638 ~1987
10454737627284238 ~1987
10455083209101678 ~1986
10455251209105038 ~1986
10455359209107198 ~1986
104555892509341379 ~1988
104556472718468239 ~1989
10455743209114878 ~1986
10455917627355038 ~1987
104562191045621919 ~1988
104564772509554499 ~1988
10456661836532898 ~1987
10456679209133598 ~1986
10456861627411678 ~1987
10457113627426798 ~1987
10457417627445038 ~1987
Exponent Prime Factor Digits Year
10457459209149198 ~1986
10457653627459198 ~1987
10457831209156638 ~1986
104579035856425699 ~1989
10458971209179438 ~1986
10459201627552078 ~1987
10459259209185198 ~1986
10459499209189998 ~1986
10460129836810338 ~1987
10460441627626478 ~1987
10460477627628638 ~1987
10461551209231038 ~1986
10461623209232478 ~1986
10461961627717678 ~1987
10462163209243278 ~1986
104624231046242319 ~1988
10462451209249038 ~1986
10463231209264638 ~1986
104633532301937679 ~1988
10463441627806478 ~1987
10463441837075298
10463639209272798 ~1986
104637311046373119 ~1988
10463963209279278 ~1986
10464119209282398 ~1986
Exponent Prime Factor Digits Year
10464173627850398 ~1987
10464203209284078 ~1986
104642473557843999 ~1989
10464281627856878 ~1987
10464323209286478 ~1986
10464361627861678 ~1987
104643971674303539 ~1988
10464719209294398 ~1986
10464743209294878 ~1986
10464749837179938 ~1987
10464803209296078 ~1986
10464941627896478 ~1987
10464959209299198 ~1986
10465079209301598 ~1986
10465097627905838 ~1987
10465193627911598 ~1987
10465223209304478 ~1986
10465397627923838 ~1987
10465439209308798 ~1986
10466461627987678 ~1987
10466531209330638 ~1986
10466699209333998 ~1986
10466831209336638 ~1986
10466921628015278 ~1987
10466957837356578 ~1987
1036
GIMPS The Prime Pages FactorDb.com
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25-04-13