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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
24373691487473838 ~1989
243738291949906339 ~1990
243738891949911139 ~1990
24374639487492798 ~1989
24375623487512478 ~1989
24375731487514638 ~1989
243759131462554799 ~1990
243761093412655279 ~1991
24376139487522798 ~1989
24377471487549438 ~1989
243780737313421919 ~1992
24378611487572238 ~1989
24378779487575598 ~1989
24378839487576798 ~1989
24379031487580638 ~1989
243791937801341779 ~1992
24379391487587838 ~1989
243801314388423599 ~1991
24380179102396751910 ~1992
24380351487607038 ~1989
243806331462837999 ~1990
243807771950462179 ~1990
24380879487617598 ~1989
243815691950525539 ~1990
24381611487632238 ~1989
Exponent Prime Factor Digits Year
24382103487642078 ~1989
243821571462929439 ~1990
243826095851826179 ~1991
243829911950639299 ~1990
24383291487665838 ~1989
24383399487667998 ~1989
24383543487670878 ~1989
24383951487679038 ~1989
24385019487700398 ~1989
243853011463118079 ~1990
24386111487722238 ~1989
243868931463213599 ~1990
24386963487739278 ~1989
243871931463231599 ~1990
243878933414305039 ~1991
243879411951035299 ~1990
24388163487763278 ~1989
24388631487772638 ~1989
24389399487787998 ~1989
24389531487790638 ~1989
243897731463386399 ~1990
24389819487796398 ~1989
24389999487799998 ~1989
24390263487805278 ~1989
243904392439043919 ~1990
Exponent Prime Factor Digits Year
243905511951244099 ~1990
24390599487811998 ~1989
243907033902512499 ~1991
24391403487828078 ~1989
24391439487828798 ~1989
243914691951317539 ~1990
24391751487835038 ~1989
24392279487845598 ~1989
24392411487848238 ~1989
24392591487851838 ~1989
24392999487859998 ~1989
243931911951455299 ~1990
24393403102452292710 ~1992
243939111951512899 ~1990
24393923487878478 ~1989
24393983487879678 ~1989
24394319487886398 ~1989
243950811463704879 ~1990
24395159487903198 ~1989
24395243487904878 ~1989
24395831487916638 ~1989
243961872439618719 ~1990
24396299487925998 ~1989
243965771463794639 ~1990
243967935855230339 ~1991
Exponent Prime Factor Digits Year
243973571463841439 ~1990
24397591161024100710 ~1992
24397811487956238 ~1989
24397991487959838 ~1989
24398219487964398 ~1989
24399443487988878 ~1989
24399491487989838 ~1989
244000211464001279 ~1990
24400163488003278 ~1989
24400451488009038 ~1989
24400583488011678 ~1989
24400979488019598 ~1989
244009791952078339
24401099488021998 ~1989
24402491488049838 ~1989
24403031488060638 ~1989
24403271488065438 ~1989
24403451488069038 ~1989
24403523488070478 ~1989
24403679488073598 ~1989
24404519488090398 ~1989
24404603488092078 ~1989
24404651488093038 ~1989
24404903488098078 ~1989
24405011488100238 ~1989
1625
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25-12-14