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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
8643797691503778 ~1987
8643839172876798 ~1985
8643851172877038 ~1985
86438931210145039 ~1987
86439412593182319 ~1988
86439418298183379
8644019172880398 ~1985
8644049691523938 ~1987
86440571383049139 ~1987
8644679172893598 ~1985
8644949691595938 ~1987
86449573457982819 ~1988
8644991172899838 ~1985
8645243172904878 ~1985
8645341518720478 ~1986
8645597518735838 ~1986
86456332074951939 ~1988
86457611383321779 ~1987
8646293518777598 ~1986
8646299172925998 ~1985
8646317691705378 ~1987
8646401691712098 ~1987
8646503172930078 ~1985
8646779172935598 ~1985
8646899172937998 ~1985
Exp. Prime Factor Digits Year
8646947691755778 ~1987
8646971172939438 ~1985
8647061691764898 ~1987
8647181518830878 ~1986
8647657518859438 ~1986
8647697691815778 ~1987
86477591556596639 ~1987
8647817518869038 ~1986
8647979172959598 ~1985
8648113518886798 ~1986
86483695361988799 ~1989
8648447691875778 ~1987
8648459172969198 ~1985
8648677518920638 ~1986
8648729691898338 ~1987
8649191172983838 ~1985
8649191691935298
8649197691935778 ~1987
8649241518954478 ~1986
8649293518957598 ~1986
8649409413441750310 ~1991
8649451864945118 ~1987
86494511383912179
8649479172989598 ~1985
8649581518974878 ~1986
Exp. Prime Factor Digits Year
8649611172992238 ~1985
8649671172993438 ~1985
8649671691973698
8650151173003038 ~1985
8650211692016898 ~1987
86504232941143839 ~1988
8650667692053378 ~1987
8650793519047598 ~1986
8650919173018398 ~1985
8651051692084098 ~1987
8651063173021278 ~1985
8651231692098498 ~1987
8651399173027998 ~1985
8651579173031598 ~1985
8651603173032078 ~1985
8651953519117198 ~1986
8651999173039998 ~1985
8652023173040478 ~1985
8652257692180578 ~1987
8652359173047198 ~1985
8652359692188738
8652401519144078 ~1986
8652641692211298 ~1987
8652731692218498 ~1987
8652781519166878 ~1986
Exp. Prime Factor Digits Year
8652821519169278 ~1986
8652863173057278 ~1985
86532611903717439 ~1988
8653343173066878 ~1985
8653679173073598 ~1985
8653691173073838 ~1985
8653691692295298
8654183173083678 ~1985
8654201519252078 ~1986
8654231173084638 ~1985
8654333519259998 ~1986
86549171384786739 ~1987
8655011173100238 ~1985
8655071173101438 ~1985
8655197519311838 ~1986
8655197692415778
8655401519324078 ~1986
86556531211791439 ~1987
8655739865573918 ~1987
8655761519345678 ~1986
8656019173120398 ~1985
86560191558083439
8656357519381438 ~1986
8656379173127598 ~1985
8656481692518498 ~1987
955
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25-09-07