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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 Dig. Year
699091546915662...29971114 2025
6990947873913981895747912 ~2016
6991197823113982395646312 ~2016
6991671547113983343094312 ~2016
6991813625913983627251912 ~2016
6992237330313984474660712 ~2016
6992296874313984593748712 ~2016
6992563143169925631431112 ~2017
6992719781955941758255312 ~2017
6992786581113985573162312 ~2016
6992939707341957638243912 ~2017
6993067705113986135410312 ~2016
6993331095741959986574312 ~2017
6993435187113986870374312 ~2016
6993534884955948279079312 ~2017
6993585974313987171948712 ~2016
6994707959913989415919912 ~2016
6994860259741969161558312 ~2017
6994992355113989984710312 ~2016
6995051645913990103291912 ~2016
6995489719113990979438312 ~2016
6995996754769959967547112 ~2017
6996031274313992062548712 ~2016
6996490747113992981494312 ~2016
6996502364313993004728712 ~2016
Exponent Prime Factor Dig. Year
6996523538313993047076712 ~2016
6996579023913993158047912 ~2016
6996593227113993186454312 ~2016
6996672793113993345586312 ~2016
6996911767155975294136912 ~2017
6996929539113993859078312 ~2016
6997427155113994854310312 ~2016
6997492952313994985904712 ~2016
6997520156313995040312712 ~2016
6997832627913995665255912 ~2016
6998030263113996060526312 ~2016
6999318404313998636808712 ~2016
6999367349913998734699912 ~2016
7000427750314000855500712 ~2016
7000475486314000950972712 ~2016
7000920727756007365821712 ~2017
700098973612394...89746314 2024
7001075159914002150319912 ~2016
7001201105914002402211912 ~2016
7001667990770016679907112 ~2017
7002043520314004087040712 ~2016
7002144499114004288998312 ~2016
7002771571114005543142312 ~2016
7003027649914006055299912 ~2016
7003097642956024781143312 ~2017
Exponent Prime Factor Dig. Year
7003197752314006395504712 ~2016
7003324694956026597559312 ~2017
7003468418314006936836712 ~2016
7003551494314007102988712 ~2016
7003927243114007854486312 ~2016
7004818925914009637851912 ~2016
7004984150314009968300712 ~2016
7005139268314010278536712 ~2016
7005260708314010521416712 ~2016
7005358753114010717506312 ~2016
7005571715914011143431912 ~2016
7006014311914012028623912 ~2016
7006347271114012694542312 ~2016
7006392059914012784119912 ~2016
7006868365114013736730312 ~2016
7007068291114014136582312 ~2016
7007170951114014341902312 ~2016
7007805623914015611247912 ~2016
7008276992314016553984712 ~2016
7009317656314018635312712 ~2016
7009620043756076960349712 ~2017
7009680339742058082038312 ~2017
7010341355914020682711912 ~2016
7010405310142062431860712 ~2017
7010891677114021783354312 ~2016
Exponent Prime Factor Dig. Year
7010900933914021801867912 ~2016
7010950570142065703420712 ~2017
7011366886156090935088912 ~2017
7011624734314023249468712 ~2016
701166464172131...51076914 2023
7011808658314023617316712 ~2016
7012076753914024153507912 ~2016
7012486421914024972843912 ~2016
7012824181114025648362312 ~2016
7012972535914025945071912 ~2016
7013670248314027340496712 ~2016
701385501233380...15928714 2024
7013938781914027877563912 ~2016
701400784332637...49080914 2024
701410174033100...69212714 2023
7014380080142086280480712 ~2017
7015084603342090507619912 ~2017
7015806674314031613348712 ~2016
7015910704142095464224712 ~2017
7016180911114032361822312 ~2016
7016497817914032995635912 ~2016
7017017657914034035315912 ~2016
7017325696156138605568912 ~2017
7017353102314034706204712 ~2016
7017788234314035576468712 ~2016
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26-02-08