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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
200831811204990879 ~1989
20083981204856606310 ~1992
20084243401684878 ~1988
20084579401691598 ~1988
20084591401691838 ~1988
20084783401695678 ~1988
20085239401704798 ~1988
20085563401711278 ~1988
20085623401712478 ~1988
200856297632539039 ~1991
20085743401714878 ~1988
20085839401716798 ~1988
20086091401721838 ~1988
20086271401725438 ~1988
200871312008713119 ~1990
200871416026142319 ~1991
200875933214014899 ~1990
20087603401752078 ~1988
200879534419349679 ~1991
200887073615967279 ~1990
20088839401776798 ~1988
20088911241066932110 ~1992
20089103401782078 ~1988
20089451401789038 ~1988
20090303401806078 ~1988
Exponent Prime Factor Digits Year
20090351401807038 ~1988
20090363401807278 ~1988
20090723229034242310 ~1992
200911011205466079 ~1989
20091251401825038 ~1988
200925611205553679 ~1989
200925731205554399 ~1989
20093219401864398 ~1988
200934771607478179 ~1990
20093483401869678 ~1988
20093891401877838 ~1988
20094251401885038 ~1988
20094863401897278 ~1988
200949531205697199 ~1989
200955531205733199 ~1989
20096039401920798 ~1988
20096591401931838 ~1988
200967673215482739 ~1990
200971372813599199 ~1990
20097431401948638 ~1988
20097683401953678 ~1988
20098439401968798 ~1988
200985417637445599 ~1991
200990691607925539 ~1990
20099231401984638 ~1988
Exponent Prime Factor Digits Year
20099483401989678 ~1988
20099939401998798 ~1988
20100253912551486310 ~1994
20100719402014398 ~1988
201008091608064739 ~1990
20101079402021598 ~1988
201010791608086339
201013311608106499 ~1990
20102591402051838 ~1988
20102711402054238 ~1988
20103071402061438 ~1988
20103203402064078 ~1988
20103659402073198 ~1988
201037371206224239 ~1989
20103971402079438 ~1988
201042291608338339 ~1990
20104379402087598 ~1988
20104823402096478 ~1988
201052571206315439 ~1989
20105303402106078 ~1988
20105759402115198 ~1988
20106659402133198 ~1988
201073494825763779 ~1991
20107739402154798 ~1988
20108531402170638 ~1988
Exponent Prime Factor Digits Year
201087471608699779 ~1990
20109059402181198 ~1988
201102172815430399 ~1990
20110511402210238 ~1988
20110523402210478 ~1988
20110631402212638 ~1988
20111411402228238 ~1988
20111711402234238 ~1988
201118036838013039 ~1991
20111869108604092710 ~1992
20112023402240478 ~1988
20112503402250078 ~1988
201126113620269999 ~1990
20112791402255838 ~1988
201128391609027139 ~1990
20112899402257998 ~1988
20113139402262798 ~1988
201133372815867199 ~1990
20113883402277678 ~1988
20114183402283678 ~1988
201143211206859279 ~1989
20114651402293038 ~1988
20115113124713700710 ~1992
20115323402306478 ~1988
20115503402310078 ~1988
1503
GIMPS The Prime Pages FactorDb.com
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26-03-08