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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
8459831169196638 ~1985
8460191169203838 ~1985
8460281676822498 ~1987
8460581507634878 ~1986
8461241507674478 ~1986
8461247676899778 ~1987
8461507846150718 ~1987
84615491861540799 ~1988
8461637676930978 ~1987
8461643169232878 ~1985
8461757507705438 ~1986
8462081507724878 ~1986
8462477507748638 ~1986
8462579169251598 ~1985
8462819169256398 ~1985
8462819677025538
8462879169257598 ~1985
8462903169258078 ~1985
8463193507791598 ~1986
84633534739477699 ~1989
8463821677105698 ~1987
8463979846397918 ~1987
8464331677146498 ~1987
8464517507871038 ~1986
8464811169296238 ~1985
Exp. Prime Factor Digits Year
8464837507890238 ~1986
84656232878311839 ~1988
8465713507942798 ~1986
8465789677263138 ~1987
8465819169316398 ~1985
8465927677274178 ~1987
8466043846604318 ~1987
84660433555738079
8466079846607918 ~1987
8466443169328878 ~1985
84669611354713779 ~1987
84671111524079999 ~1987
8467271169345438 ~1985
84674094572400879 ~1989
8467499169349998 ~1985
8467523169350478 ~1985
8467637508058238 ~1986
8467637677410978
8468077508084638 ~1986
8468123169362478 ~1985
84682933387317219 ~1988
8468441508106478 ~1986
8468561508113678 ~1986
8468897508133838 ~1986
8468903169378078 ~1985
Exp. Prime Factor Digits Year
8468963169379278 ~1985
8469239169384798 ~1985
84692711355083379 ~1987
8469431677554498 ~1987
8469491169389838 ~1985
8469869677589538 ~1987
8470109677608738 ~1987
8470381508222878 ~1986
8470421677633698 ~1987
8470589677647138 ~1987
84705972541179119 ~1988
8470681508240878 ~1986
8471069677685538 ~1987
8471531169430638 ~1985
8471581508294878 ~1986
84718491186058879 ~1987
8471917508315038 ~1986
8472053508323198 ~1986
84721272033310499 ~1988
8472203169444078 ~1985
84722594066684339 ~1988
8472337508340238 ~1986
8472433508345998 ~1986
8472479169449598 ~1985
8472539169450798 ~1985
Exp. Prime Factor Digits Year
8472617508357038 ~1986
8472847847284718 ~1987
8472923169458478 ~1985
8473001677840098 ~1987
8473097508385838 ~1986
84731411864091039 ~1988
8473217677857378 ~1987
8473631169472638 ~1985
8473739169474798 ~1985
8473901677912098 ~1987
8474159169483198 ~1985
8474183169483678 ~1985
8474353508461198 ~1986
8474357508461438 ~1986
8474363169487278 ~1985
8474663169493278 ~1985
8474723169494478 ~1985
8474777508486638 ~1986
8474849677987938 ~1987
8474911847491118 ~1987
8475067847506718 ~1987
8475191169503838 ~1985
84753232203583999 ~1988
8475419678033538 ~1987
8475563169511278 ~1985
950
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25-11-02