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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
104221183376897 ~1979
1042333166773298 ~1980
104245120849037 ~1978
104257120851437 ~1978
1042571271068478
1042607500451378 ~1981
104279920855997 ~1978
1042829312848718 ~1981
1042861917717698 ~1982
1042897166863538 ~1980
1042997396338878 ~1981
1043011187741998 ~1980
1043047104304718 ~1980
1043089229479598 ~1981
1043167166906738 ~1980
104317362590397 ~1979
1043213146049838 ~1980
1043323166931698 ~1980
1043369313010718 ~1981
1043479417391618 ~1981
1043513333924178 ~1981
1043587354819598 ~1981
1043617166978738 ~1980
1043767250504098 ~1981
1043839354905278 ~1981
Exp. Prime Factor Digits Year
104389783511777 ~1979
1043921396689998 ~1981
1043923438447678 ~1981
104395120879037 ~1978
104396983517537 ~1979
1044023584652898 ~1982
1044139417655618 ~1981
1044149313244718 ~1981
104429920885997 ~1978
1044353146209438 ~1980
1044391104439118 ~1980
1044391689298078
104462983570337 ~1979
1044737250736898 ~1981
104477920895597 ~1978
104478162686877 ~1979
1044859188074638 ~1980
1045027606115678 ~1982
1045063167210098 ~1980
1045063355321438
10451172236550399 ~1983
1045129418051618 ~1981
10451833867177119 ~1984
1045193313557918 ~1981
1045321752631138 ~1982
Exp. Prime Factor Digits Year
10453211233478799
104539183631297 ~1979
1045393313617918 ~1981
10454271191786799 ~1982
104546983637537 ~1979
1045469250912578
1045549418219618 ~1981
1045663250959138 ~1981
1045727188230878 ~1980
104579920915997 ~1978
1045841313752318 ~1981
1045903167344498 ~1980
104598162758877 ~1979
1046053230131678 ~1981
104620783696577 ~1979
1046329251118978 ~1981
104639920927997 ~1978
104639983711937
104645920929197 ~1978
1047107942396318 ~1982
1047119188481438 ~1980
1047139356027278 ~1981
1047157418862818 ~1981
1047197146607598 ~1980
1047199104719918 ~1980
Exp. Prime Factor Digits Year
1047229314168718 ~1981
104728162836877 ~1979
104731120946237 ~1978
104732320946477 ~1978
1047379104737918 ~1980
1047419439915998 ~1981
104767120953437 ~1978
104782162869277 ~1979
104794162876477 ~1979
104796162877677 ~1979
104797120959437 ~1978
1047971586863778
1047989146718478 ~1980
1048009503044338 ~1981
1048129314438718 ~1981
1048193146747038 ~1980
1048273314481918 ~1981
1048291419316418 ~1981
104834320966877 ~1978
104839183871297 ~1979
1048423440337678 ~1981
1048549817868238 ~1982
104857120971437 ~1978
1048609419443618 ~1981
1048613587223298 ~1982
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25-05-04