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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
128575663308581591310 ~1997
1285769512571539039 ~1994
1285779017714674079 ~1996
1285814512571629039 ~1994
1285867792571735599 ~1994
1285879192571758399 ~1994
128588563205741700910 ~1997
1285887832571775679 ~1994
128588927617226849710 ~1998
1285894312571788639 ~1994
1285953592571907199 ~1994
128600443205760708910 ~1997
1286062817716376879 ~1996
1286065511054573718311 ~1998
128608297205773275310 ~1997
1286141817716850879 ~1996
1286142592572285199 ~1994
1286172712572345439 ~1994
1286174777717048639 ~1996
1286195632572391279 ~1994
1286196417717178479 ~1996
128620361102896288910 ~1996
1286204512572409039 ~1994
1286250737717504399 ~1996
1286320432572640879 ~1994
Exponent Prime Factor Digits Year
1286335792572671599 ~1994
128634899308723757710 ~1997
1286363177718179039 ~1996
128639659128639659110 ~1996
1286435632572871279 ~1994
1286515432573030879 ~1994
1286525392573050799 ~1994
1286543032573086079 ~1994
1286566792573133599 ~1994
1286568417719410479 ~1996
1286577832573155679 ~1994
1286618032573236079 ~1994
128662823334523339910 ~1997
128663519102930815310 ~1996
1286672632573345279 ~1994
1286703232573406479 ~1994
1286737737720426399 ~1996
1286754537720527199 ~1996
1286760137720560799 ~1996
1286815192573630399 ~1994
128682089411782684910 ~1997
1286827312573654639 ~1994
1286843992573687999 ~1994
1286873417721240479 ~1996
1286881436897684464911 ~2000
Exponent Prime Factor Digits Year
1286893432573786879 ~1994
1286928531235451388911 ~1998
1286930937721585599 ~1996
1286934232573868479 ~1994
128693839128693839110 ~1996
1286962792573925599 ~1994
1286968192573936399 ~1994
1287004432574008879 ~1994
1287036112574072239 ~1994
1287068632574137279 ~1994
1287089992574179999 ~1994
128709379514837516110 ~1998
1287096712574193439 ~1994
1287100792574201599 ~1994
1287121312574242639 ~1994
1287127912574255839 ~1994
1287169337723015999 ~1996
1287196912574393839 ~1994
1287212512574425039 ~1994
1287288712574577439 ~1994
1287337794351201730311 ~2000
128739509798184955910 ~1998
1287413512574827039 ~1994
1287439912574879839 ~1994
1287444112574888239 ~1994
Exponent Prime Factor Digits Year
1287489417724936479 ~1996
1287492137724952799 ~1996
128757679128757679110 ~1996
128757679231763822310
1287589378729855928711 ~2001
1287590512575181039 ~1994
128766679231780022310 ~1997
1287673432575346879 ~1994
1287702592575405199 ~1994
1287703312575406639 ~1994
1287706792575413599 ~1994
128773033283300672710 ~1997
1287769432575538879 ~1994
1287795232575590479 ~1994
1287804712575609439 ~1994
1287837737727026399 ~1996
1287915712575831439 ~1994
128798611128798611110 ~1996
1288024312576048639 ~1994
1288034392576068799 ~1994
1288037392576074799 ~1994
1288039737728238399 ~1996
1288060432576120879 ~1994
128806247334896242310 ~1997
128807053309136927310 ~1997
2701
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25-11-02