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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.
Exp. Prime Factor Digits Year
60614391939660499
6061541363692478 ~1985
60615531818465919 ~1987
6061751484940098 ~1985
6061921363715278 ~1985
60622491818674719 ~1987
6062291121245838 ~1984
6062603121252078 ~1984
6063193363791598 ~1985
6063419121268398 ~1984
6063427606342718 ~1986
6063503121270078 ~1984
6063587485086978 ~1985
6063899121277998 ~1984
6064199121283998 ~1984
60642131334126879 ~1987
6064217485137378 ~1985
6064319121286398 ~1984
6064703121294078 ~1984
6065051121301038 ~1984
6065117363907038 ~1985
6065159121303198 ~1984
6065167606516718 ~1986
60654831940954579 ~1987
6065621363937278 ~1985
Exp. Prime Factor Digits Year
60657131334456879 ~1987
6065747485259778 ~1985
6065771121315438 ~1984
6065819485265538 ~1985
60660611819818319 ~1987
6066239121324798 ~1984
6066521189275455310 ~1989
6066673868747573710 ~1991
6066743121334878 ~1984
6066869485349538 ~1985
60669592548122799 ~1987
6066997364019838 ~1985
6067157364029438 ~1985
6067499121349998 ~1984
6067511121350238 ~1984
6067577485406178 ~1985
6067643121352878 ~1984
6067739121354798 ~1984
6067927606792718 ~1986
60684111941891539 ~1987
6068497970959538 ~1986
6068519121370398 ~1984
6068519485481538
60688191942022099 ~1987
6069023121380478 ~1984
Exp. Prime Factor Digits Year
6069241364154478 ~1985
60694195462477119 ~1988
6069461364167678 ~1985
6069551121391038 ~1984
6069659121393198 ~1984
6069737485578978 ~1985
6069839121396798 ~1984
6069971121399438 ~1984
6069977364198638 ~1985
6070271121405438 ~1984
6070621971299378 ~1986
6070741364244478 ~1985
6070763121415278 ~1984
6070979121419598 ~1984
6071531121430638 ~1984
6071651121433038 ~1984
6071917364315038 ~1985
6072041364322478 ~1985
60723012914704499 ~1987
6072431121448638 ~1984
6072707485816578 ~1985
6072721971635378 ~1986
6072841364370478 ~1985
60730211336064639 ~1987
6073147607314718 ~1986
Exp. Prime Factor Digits Year
6073237364394238 ~1985
6073321364399278 ~1985
6073451121469038 ~1984
6073493364409598 ~1985
60736191093251439 ~1986
6073871121477438 ~1984
60739671457752099 ~1987
6074011607401118 ~1986
6074063121481278 ~1984
6074279485942338 ~1985
6074381364462878 ~1985
6074483121489678 ~1984
60745139111769519 ~1989
6074591121491838 ~1984
6075071121501438 ~1984
6075119121502398 ~1984
6075119486009538
6075131121502638 ~1984
60752631458063139 ~1987
6075281364516878 ~1985
6075317364519038 ~1985
60753311093559599 ~1986
60753971063194475111 ~1991
6075521486041698 ~1985
6075569486045538 ~1985
775
GIMPS The Prime Pages FactorDb.com
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25-09-07