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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
15914291318285838 ~1987
159145133819483139 ~1990
15914603318292078 ~1987
15914963318299278 ~1987
15915023318300478 ~1987
15915299318305998 ~1987
15915491318309838 ~1987
159156311591563119 ~1989
15915671318313438 ~1987
15915797954947838 ~1988
159164271273314179 ~1989
15916871318337438 ~1987
15917339318346798 ~1987
159173471591734719 ~1989
15917579318351598 ~1987
15917879318357598 ~1987
159182932228561039 ~1989
15918659318373198 ~1987
15918719318374398 ~1987
159187191273497539
159187611273500899 ~1989
15918911318378238 ~1987
15919031318380638 ~1987
15919097955145838 ~1988
15919103318382078 ~1987
Exponent Prime Factor Digits Year
15919117955147038 ~1988
15919391318387838 ~1987
15919619318392398 ~1987
15920039318400798 ~1987
15920819318416398 ~1987
15920951318419038 ~1987
15921131318422638 ~1987
15921173955270398 ~1988
15921611318432238 ~1987
159219377642529779 ~1991
159220011273760099 ~1989
15922031318440638 ~1987
15922079318441598 ~1987
15922223318444478 ~1987
15922241955334478 ~1988
15922559318451198 ~1987
159228071592280719 ~1989
15922811318456238 ~1987
15922859318457198 ~1987
159228591273828739
15923363117832886310 ~1991
15923651318473038 ~1987
15923857955431438 ~1988
15924143318482878 ~1987
15924371318487438 ~1987
Exponent Prime Factor Digits Year
159245938599280239 ~1991
15925043318500878 ~1987
15925153955509198 ~1988
15925463318509278 ~1987
159257112548113779 ~1989
15925883318517678 ~1987
15926231318524638 ~1987
15926723318534478 ~1987
15926797955607838 ~1988
159271671274173379 ~1989
15927239318544798 ~1987
159272871274182979 ~1989
15927337955640238 ~1988
15927503318550078 ~1987
15927601955656078 ~1988
15927731318554638 ~1987
15927839318556798 ~1987
15927911318558238 ~1987
15928751318575038 ~1987
15928873955732398 ~1988
15928943318578878 ~1987
15929159318583198 ~1987
15929219318584398 ~1987
15929273955756398 ~1988
15929519318590398 ~1987
Exponent Prime Factor Digits Year
159295791274366339 ~1989
15929713955782798 ~1988
15929783318595678 ~1987
15929891318597838 ~1987
15930143318602878 ~1987
15930539318610798 ~1987
15930557955833438 ~1988
15931043318620878 ~1987
15931463318629278 ~1987
15931931318638638 ~1987
15932129229422657710 ~1992
15932291318645838 ~1987
15932363318647278 ~1987
159323692230531679 ~1989
15932711318654238 ~1987
15932771318655438 ~1987
159328793823890979 ~1990
15933217955993038 ~1988
15933277200759290310 ~1992
15933299318665998 ~1987
159338391274707139 ~1989
15933959318679198 ~1987
15933977956038638 ~1988
159342712868168799 ~1990
15934463318689278 ~1987
1273
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25-05-04