Home e-mail
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
127030575843406239 ~1990
127033073048793699 ~1989
12703357762201438 ~1988
12703541762212478 ~1988
127035891016287139 ~1988
12703763254075278 ~1986
12704093762245598 ~1988
12704231254084638 ~1986
12704903254098078 ~1986
12705041762302478 ~1988
12705061762303678 ~1988
12705397762323838 ~1988
12705419254108398 ~1986
127055694065782099 ~1989
12706139254122798 ~1986
12706601762396078 ~1988
12706691254133838 ~1986
12706703254134078 ~1986
127068291016546339 ~1988
127069371778971199 ~1989
127072692795599199 ~1989
12707351254147038 ~1986
12707413762444798 ~1988
127078011016624099 ~1988
12708023254160478 ~1986
Exponent Prime Factor Digits Year
12708337762500238 ~1988
127083891016671139 ~1988
12708491254169838 ~1986
12708623254172478 ~1986
12708743254174878 ~1986
12708803254176078 ~1986
127088231270882319 ~1988
12709097762545838 ~1988
127091271016730179 ~1988
12709211254184238 ~1987
12709601762576078 ~1988
12709883254197678 ~1987
12709919254198398 ~1987
12709943254198878 ~1987
12710003254200078 ~1987
12710077762604638 ~1988
127101771016814179 ~1988
127104471016835779 ~1988
12710531254210638 ~1987
12710701762642078 ~1988
12711371254227438 ~1987
127116973813509119 ~1989
12711737762704238 ~1988
12711791254235838 ~1987
12712079254241598 ~1987
Exponent Prime Factor Digits Year
12712223254244478 ~1987
12712373762742398 ~1988
12712433762745998 ~1988
12713153762789198 ~1988
12713219254264398 ~1987
12713243254264878 ~1987
12713279254265598 ~1987
12713557762813438 ~1988
12713663254273278 ~1987
12714133762847998 ~1988
12714137762848238 ~1988
12714263254285278 ~1987
127143531780009439 ~1989
127143791271437919 ~1988
12714671254293438 ~1987
12714683254293678 ~1987
12714701762882078 ~1988
12714983254299678 ~1987
12715211254304238 ~1987
12715259254305198 ~1987
12715271254305438 ~1987
12715397762923838 ~1988
12715691254313838 ~1987
127157271017258179 ~1988
12715751254315038 ~1987
Exponent Prime Factor Digits Year
12715931254318638 ~1987
12716113762966798 ~1988
12716279254325598 ~1987
12716699254333998 ~1987
12716773763006398 ~1988
12717077763024638 ~1988
12717193763031598 ~1988
127172471271724719 ~1988
127174871271748719 ~1988
12717557763053438 ~1988
127175595087023619 ~1990
12717563254351278 ~1987
12717917763075038 ~1988
12717953763077198 ~1988
12717983254359678 ~1987
12718157763089438 ~1988
12718493763109598 ~1988
12718523254370478 ~1987
12718679254373598 ~1987
12719029129734095910 ~1991
12719159254383198 ~1987
12719243254384878 ~1987
12719521763171278 ~1988
12719557763173438 ~1988
12719639254392798 ~1987
Home
5.546.121 digits
e-mail
26-05-03