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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
20302211406044238 ~1988
20302319406046398 ~1988
20302619406052398 ~1988
203035191624281539 ~1989
20303663406073278 ~1988
20304419406088398 ~1988
20305079406101598 ~1988
20305451406109038 ~1988
20305583406111678 ~1988
20305979406119598 ~1988
20306339406126798 ~1988
20307071406141438 ~1988
20307251406145038 ~1988
203075411218452479 ~1989
203075571218453439 ~1989
20307671406153438 ~1988
20307719406154398 ~1988
20308031406160638 ~1988
20308199406163998 ~1988
203084811624678499 ~1989
203086333249381299 ~1990
203091531218549199 ~1989
20309771406195438 ~1988
20309843406196878 ~1988
20310131406202638 ~1988
Exponent Prime Factor Digits Year
203103172843444399 ~1990
20310683406213678 ~1988
20311079406221598 ~1988
20311103406222078 ~1988
203111771218670639 ~1989
203113311624906499 ~1989
20311559406231198 ~1988
20311859406237198 ~1988
20311979406239598 ~1988
203120571624964579 ~1989
203121912031219119 ~1990
20312219406244398 ~1988
203125611625004899 ~1989
20312639406252798 ~1988
20312819406256398 ~1988
203137791625102339 ~1989
20314043406280878 ~1988
20314523406290478 ~1988
20315699406313998 ~1988
20315783406315678 ~1988
20316083406321678 ~1988
20316539406330798 ~1988
20317799406355998 ~1988
20318003406360078 ~1988
20318471406369438 ~1988
Exponent Prime Factor Digits Year
20318843406376878 ~1988
20318891406377838 ~1988
20319371406387438 ~1988
20319503406390078 ~1988
20319599406391998 ~1988
203203611625628899 ~1989
20320439406408798 ~1988
20321159406423198 ~1988
20321303406426078 ~1988
203213391625707139 ~1989
203218791625750339 ~1989
203227513251640179 ~1990
20322983406459678 ~1988
20323031406460638 ~1988
20323379406467598 ~1988
20323871406477438 ~1988
203241411625931299 ~1989
20324159406483198 ~1988
20324723406494478 ~1988
20325083406501678 ~1988
20325743406514878 ~1988
20326499406529998 ~1988
20326643406532878 ~1988
20327039406540798 ~1988
20328911406578238 ~1988
Exponent Prime Factor Digits Year
20329139406582798 ~1988
20329559345602503110 ~1993
203296491626371939 ~1989
20329979406599598 ~1988
20330339406606798 ~1988
203304111626432899 ~1989
20330543406610878 ~1988
20330819406616398 ~1988
20330951406619038 ~1988
20331323406626478 ~1988
20331743406634878 ~1988
20332283406645678 ~1988
20332439406648798 ~1988
20332583406651678 ~1988
20332919406658398 ~1988
20332979406659598 ~1988
20333699406673998 ~1988
20335223406704478 ~1988
20335379406707598 ~1988
203356971626855779 ~1989
203359371220156239 ~1989
20336399406727998 ~1988
20336843406736878 ~1988
203371998541623599 ~1991
20337371406747438 ~1988
1327
GIMPS The Prime Pages FactorDb.com
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24-05-13