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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
229872531379235199 ~1990
229876731379260399 ~1990
22988291459765838 ~1988
22988783459775678 ~1988
229891931379351599 ~1990
22989277202305637710 ~1993
22989371459787438 ~1988
22989419459788398 ~1988
22989623459792478 ~1988
229896979195878819 ~1992
22990091459801838 ~1988
22990139459802798 ~1988
22990151459803038 ~1988
229902371379414239 ~1990
229904531379427199 ~1990
22991051459821038 ~1988
22991219459824398 ~1988
22991399459827998 ~1988
22992803459856078 ~1988
22993079459861598 ~1988
22993319459866398 ~1988
22993703459874078 ~1988
22994291459885838 ~1988
229943573219209999 ~1991
22994423459888478 ~1988
Exponent Prime Factor Digits Year
22994819459896398 ~1988
22994831459896638 ~1988
22994843459896878 ~1988
229948573679177139 ~1991
229952571379715439 ~1990
22995911459918238 ~1988
22996199459923998 ~1988
22996703459934078 ~1988
22997003459940078 ~1988
22997339459946798 ~1988
22997363459947278 ~1988
229974731379848399 ~1990
229974835979345599 ~1991
22997519459950398 ~1988
229975931379855599 ~1990
229976931379861599 ~1990
229977176899315119 ~1991
22997759459955198 ~1988
22997803147185939310 ~1992
229981211379887279 ~1990
22998383459967678 ~1988
22998779459975598 ~1988
22998803459976078 ~1988
229989073679825139 ~1991
22998971459979438 ~1988
Exponent Prime Factor Digits Year
22999859459997198 ~1988
23000123460002478 ~1988
230005571380033439 ~1990
23000699460013998 ~1988
23000723460014478 ~1988
230010072300100719 ~1990
23001551460031038 ~1988
23001983460039678 ~1988
230024511840196099 ~1990
23002631460052638 ~1988
23002799460055998 ~1988
23003639460072798 ~1988
23003759460075198 ~1988
230042571380255439 ~1990
23004539460090798 ~1989
23004671460093438 ~1989
230047011380282079 ~1990
23004701128826325710
23004911460098238 ~1989
23005883460117678 ~1989
23006111460122238 ~1989
230062371380374239 ~1990
23006471460129438 ~1989
23006579460131598 ~1989
230067471840539779 ~1990
Exponent Prime Factor Digits Year
23006783460135678 ~1989
230067912300679119 ~1990
23007059460141198 ~1989
23007203460144078 ~1989
23007311460146238 ~1989
23007899460157998 ~1989
23008019460160398 ~1989
23008619460172398 ~1989
23008703460174078 ~1989
230088192300881919 ~1990
23008883460177678 ~1989
23009411460188238 ~1989
23009699460193998 ~1989
23009771460195438 ~1989
23009879460197598 ~1989
23010551460211038 ~1989
23010563460211278 ~1989
23010863460217278 ~1989
23011139460222798 ~1989
23011211460224238 ~1989
23011283460225678 ~1989
23011559460231198 ~1989
23011883460237678 ~1989
23011979460239598 ~1989
23012963460259278 ~1989
1588
GIMPS The Prime Pages FactorDb.com
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26-01-11