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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
60654831940954579 ~1987
6065621363937278 ~1985
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
Exp. Prime Factor Digits Year
60688191942022099 ~1987
6069023121380478 ~1984
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
Exp. Prime Factor Digits Year
60730211336064639 ~1987
6073147607314718 ~1986
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
Exp. Prime Factor Digits Year
6075521486041698 ~1985
6075569486045538 ~1985
60758475832813139 ~1988
60760691458256579 ~1987
6076153364569198 ~1985
6076223121524478 ~1984
6076331121526638 ~1984
6076571121531438 ~1984
60766071458385699 ~1987
6076619486129538 ~1985
6076933364615998 ~1985
6076943121538878 ~1984
6076981972316978 ~1986
6077039486163138 ~1985
6077063121541278 ~1984
60775672917232179 ~1987
6077579121551598 ~1984
60776112552596639 ~1987
6077639121552798 ~1984
6077693364661598 ~1985
6077723121554478 ~1984
6077759121555198 ~1984
6077909486232738 ~1985
60785475349121379 ~1988
6078581486286498 ~1985
769
GIMPS The Prime Pages FactorDb.com
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25-07-08