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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
1321620017929720079 ~1996
1321654192643308399 ~1994
132167479132167479110 ~1996
1321675431057340344111 ~1998
1321694512643389039 ~1994
132170587132170587110 ~1996
1321738312643476639 ~1994
132187711132187711110 ~1996
132189091237940363910 ~1997
1321899712643799439 ~1994
1321927792643855599 ~1994
1321931512643863039 ~1994
1322026611586431932111 ~1999
1322052592644105199 ~1994
1322107192644214399 ~1994
132216389185102944710 ~1996
1322194432644388879 ~1994
1322195512644391039 ~1994
132220841105776672910 ~1996
1322214712644429439 ~1994
1322217177933303039 ~1996
1322218192644436399 ~1994
1322233912644467839 ~1994
1322265712644531439 ~1994
1322286112644572239 ~1994
Exponent Prime Factor Digits Year
132230239317352573710 ~1997
132233869317361285710 ~1997
1322373232644746479 ~1994
1322458312644916639 ~1994
1322470912644941839 ~1994
1322502712645005439 ~1994
1322546512645093039 ~1994
1322558417935350479 ~1996
1322560432142547896711 ~1999
1322591032645182079 ~1994
1322612632645225279 ~1994
1322650432645300879 ~1994
1322656337935937999 ~1996
1322657177935943039 ~1996
1322670777936024639 ~1996
1322711512645423039 ~1994
132272717502636324710 ~1998
1322728312645456639 ~1994
132274781105819824910 ~1996
1322800912645601839 ~1994
1322814232645628479 ~1994
1322863912645727839 ~1994
132286457105829165710 ~1996
1322934112645868239 ~1994
1322973592645947199 ~1994
Exponent Prime Factor Digits Year
1322996177937977039 ~1996
132299623132299623110 ~1996
1323000232646000479 ~1994
1323037792646075599 ~1994
1323058192646116399 ~1994
1323059032646118079 ~1994
1323060592646121199 ~1994
1323077512646155039 ~1994
1323101632646203279 ~1994
132312839238163110310 ~1997
1323136192646272399 ~1994
1323150417938902479 ~1996
132318449105854759310 ~1996
132318629185246080710 ~1996
1323190912646381839 ~1994
1323221632646443279 ~1994
132326239317582973710 ~1997
1323265817939594879 ~1996
1323280432646560879 ~1994
1323281512646563039 ~1994
1323301792646603599 ~1994
1323322432646644879 ~1994
1323384832646769679 ~1994
1323405537940433199 ~1996
132342607211748171310 ~1997
Exponent Prime Factor Digits Year
1323436432646872879 ~1994
1323456232646912479 ~1994
1323482992646965999 ~1994
1323487432646974879 ~1994
1323540832647081679 ~1994
1323558592647117199 ~1994
1323576377941458239 ~1996
1323576712647153439 ~1994
132361301397083903110 ~1997
1323614512647229039 ~1994
1323669112647338239 ~1994
1323683032647366079 ~1994
132372179105897743310 ~1996
1323721817942330879 ~1996
132377761211804417710 ~1997
1323813232647626479 ~1994
1323837017943022079 ~1996
132386747105909397710 ~1996
1323878512647757039 ~1994
132393449185350828710 ~1996
1323951112647902239 ~1994
1323961912647923839 ~1994
132398351105918680910 ~1996
1323986632647973279 ~1994
1324002112648004239 ~1994
2549
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25-04-13