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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
15906433954385998 ~1988
159067192863209439 ~1990
15906851318137038 ~1987
15906899318137998 ~1987
15906953954417198 ~1988
15907439318148798 ~1987
15907751318155038 ~1987
159078237953911519 ~1991
159082574772477119 ~1990
15908353954501198 ~1988
15908423318168478 ~1987
159084891272679139 ~1989
15908531318170638 ~1987
15908603318172078 ~1987
15909563318191278 ~1987
15910211318204238 ~1987
159107572227505999 ~1989
15911033954661998 ~1988
15911579318231598 ~1987
15911663270498271110 ~1992
15911717954703038 ~1988
15911723318234478 ~1987
15912371318247438 ~1987
15912863318257278 ~1987
159131091273048739 ~1989
Exponent Prime Factor Digits Year
15913643318272878 ~1987
15914161954849678 ~1988
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
15918233955093998 ~1988
159182932228561039 ~1989
15918659318373198 ~1987
15918719318374398 ~1987
159187191273497539
159187611273500899 ~1989
15918911318378238 ~1987
Exponent Prime Factor Digits Year
15919031318380638 ~1987
15919097955145838 ~1988
15919103318382078 ~1987
15919117955147038 ~1988
15919391318387838 ~1987
15919619318392398 ~1987
15920039318400798 ~1987
159201291273610339 ~1989
15920819318416398 ~1987
15920951318419038 ~1987
15921131318422638 ~1987
15921173955270398 ~1988
15921611318432238 ~1987
159219377642529779 ~1991
15922001955320078 ~1988
159220011273760099
15922031318440638 ~1987
15922079318441598 ~1987
15922223318444478 ~1987
15922241955334478 ~1988
15922559318451198 ~1987
159228071592280719 ~1989
15922811318456238 ~1987
15922859318457198 ~1987
159228591273828739
Exponent Prime Factor Digits Year
15923363117832886310 ~1991
15923651318473038 ~1987
15923857955431438 ~1988
15924143318482878 ~1987
15924371318487438 ~1987
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
1327
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25-12-14