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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
8143313488598798 ~1986
8143319162866398 ~1985
8143453488607198 ~1986
8143463162869278 ~1985
8143687814368718 ~1987
8143763162875278 ~1985
8143847651507778 ~1986
8143853488631198 ~1986
8143931162878638 ~1985
8144039162880798 ~1985
8144237488654238 ~1986
8144291162885838 ~1985
8144393488663598 ~1986
8144399162887998 ~1985
8144579162891598 ~1985
8144861488691678 ~1986
8144951651596098 ~1986
8144999651599938 ~1986
8145209651616738 ~1986
8145419162908398 ~1985
8145443162908878 ~1985
8145479162909598 ~1985
8145541488732478 ~1986
8146511162930238 ~1985
8146571162931438 ~1985
Exp. Prime Factor Digits Year
8146637488798238 ~1986
8146751162935038 ~1985
81468674725182879 ~1989
8147047814704718 ~1987
8147101488826078 ~1986
8147123162942478 ~1985
8147291651783298 ~1986
81472913421862239
8147351651788098 ~1986
81474171955380099 ~1988
8147537488852238 ~1986
8147567651805378 ~1986
81476773259070819 ~1988
8147759162955198 ~1985
8147963162959278 ~1985
8148047651843778 ~1986
8148191162963838 ~1985
8148221488893278 ~1986
81483476518677619 ~1989
81486771140814799 ~1987
8148733488923998 ~1986
8148743162974878 ~1985
8149343162986878 ~1985
8149517651961378 ~1986
8149571651965698 ~1986
Exp. Prime Factor Digits Year
81497037823714899 ~1989
8149763162995278 ~1985
8149901651992098 ~1986
8149991651999298 ~1986
8150071815007118 ~1987
8150321489019278 ~1986
8150321652025698
8150459163009198 ~1985
81506578476683299 ~1989
8150761489045678 ~1986
8150771163015438 ~1985
8150977489058638 ~1986
8151023163020478 ~1985
8151161489069678 ~1986
8151397489083838 ~1986
81515271467274879 ~1987
8151623163032478 ~1985
81518596684524399 ~1989
8151881489112878 ~1986
8152031163040638 ~1985
8152283163045678 ~1985
8152379163047598 ~1985
8152457489147438 ~1986
8152883163057678 ~1985
8153021489181278 ~1986
Exp. Prime Factor Digits Year
8153039163060798 ~1985
8153069652245538 ~1986
8153213489192798 ~1986
8153399163067998 ~1985
8153543163070878 ~1985
81537713913810099 ~1988
8154277489256638 ~1986
8154299163085998 ~1985
8154599163091998 ~1985
81548691141681679 ~1987
8155031652402498 ~1986
81553191957276579 ~1988
8155391163107838 ~1985
8155421652433698 ~1986
8155457489327438 ~1986
81554711467984799 ~1987
8155621489337278 ~1986
8155859163117198 ~1985
8156153489369198 ~1986
8156341489380478 ~1986
8156387652510978 ~1986
8156501652520098 ~1986
81566998482966979 ~1989
8156723163134478 ~1985
8157181489430878 ~1986
928
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25-11-02