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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.
Exponent Prime Factor Digits Year
9936191198723838 ~1986
9936581596194878 ~1987
9936611198732238 ~1986
99366112583518879
99366318942967919 ~1990
99367331589877299 ~1988
9936977794958178 ~1987
9937141596228478 ~1987
9937253596235198 ~1987
99382332186411279 ~1988
9938407993840718 ~1987
9938813596328798 ~1987
99388131391433839
9939131198782638 ~1986
9939277596356638 ~1987
99392773975710819
9939403111321313710 ~1990
9939491198789838 ~1986
9939959795196738 ~1987
9940751198815038 ~1986
99407572385781699 ~1988
99407931391711039 ~1988
99413172982395119 ~1989
99416116561463279 ~1989
9941699198833998 ~1986
Exponent Prime Factor Digits Year
9941843198836878 ~1986
9941891198837838 ~1986
9941903198838078 ~1986
9942143198842878 ~1986
9942391994239118 ~1987
9942539198850798 ~1986
9942683198853678 ~1986
9943319198866398 ~1986
9943379198867598 ~1986
99439571591033139 ~1988
9944171198883438 ~1986
9944351198887038 ~1986
9944663198893278 ~1986
9945161596709678 ~1987
9945209795616738 ~1987
9945449795635938 ~1987
9945581596734878 ~1987
9945779198915598 ~1986
99459191790265439 ~1988
9945983198919678 ~1986
9946073596764398 ~1987
9946103198922078 ~1986
9946199198923998 ~1986
9946247795699778 ~1987
9946439198928798 ~1986
Exponent Prime Factor Digits Year
99467333182954579 ~1989
9946841596810478 ~1987
9946883198937678 ~1986
9947153596829198 ~1987
9947183198943678 ~1986
9947243198944878 ~1986
9947429795794338 ~1987
9947437596846238 ~1987
9947761596865678 ~1987
9948083198961678 ~1986
9948137795850978 ~1987
99484739550534099 ~1990
9949441596966478 ~1987
9949631198992638 ~1986
9950183199003678 ~1986
9950399199007998 ~1986
9950459199009198 ~1986
9950581597034878 ~1987
9950711199014238 ~1986
9950713597042798 ~1987
9950819199016398 ~1986
9950821597049278 ~1987
9951059199021198 ~1986
9951299199025998 ~1986
9951503199030078 ~1986
Exponent Prime Factor Digits Year
9951701597102078 ~1987
9951703238840872110 ~1991
9951719199034398 ~1986
9952037597122238 ~1987
9952277597136638 ~1987
99523632388567139 ~1988
9952541597152478 ~1987
99527272587709039 ~1988
9952991199059838 ~1986
99530236369934739 ~1989
9953173597190398 ~1987
9953291199065838 ~1986
9953299995329918 ~1987
99535792388858979 ~1988
9953711199074238 ~1986
9953747288658663110 ~1991
99541876569763439 ~1989
9954359199087198 ~1986
9954521796361698 ~1987
9955199199103998 ~1986
9955277796422178 ~1987
9955301597318078 ~1987
9955499199109998 ~1986
99554991791989839
9955577597334638 ~1987
1051
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26-01-11