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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
306646371839878239 ~1991
30664943613298878 ~1989
306656512453252099 ~1991
30665891613317838 ~1989
30666131613322638 ~1989
306665937359982339 ~1992
30666791613335838 ~1989
30667739613354798 ~1989
30667823613356478 ~1989
30668063613361278 ~1989
30668699613373998 ~1989
306687531840125199 ~1991
306691814907068979 ~1992
30669251613385038 ~1989
30669659613393198 ~1989
30670019613400398 ~1989
30670103613402078 ~1989
30670259613405198 ~1989
30670823613416478 ~1989
306709875520777679 ~1992
306715611840293679 ~1991
30671843613436878 ~1989
306727372453818979 ~1991
30674051613481038 ~1989
30674411613488238 ~1989
Exponent Prime Factor Digits Year
306744611840467679 ~1991
30674951613499038 ~1989
30675119613502398 ~1989
30675251613505038 ~1989
30675371613507438 ~1989
30676511613530238 ~1989
30677303613546078 ~1989
30678299613565998 ~1989
306785411840712479 ~1991
306788896749355599 ~1992
306791272454330179 ~1991
306792892454343139 ~1991
30679751613595038 ~1989
306799372454394979 ~1991
306820513068205119 ~1991
30682199613643998 ~1989
30682439613648798 ~1989
30682559613651198 ~1989
306835331841011999 ~1991
30684539613690798 ~1989
306850873068508719 ~1991
30685211613704238 ~1989
30685559613711198 ~1989
30686053122744212110 ~1993
306862374296073199 ~1991
Exponent Prime Factor Digits Year
306870772454966179 ~1991
30687131613742638 ~1989
30687743613754878 ~1989
306878595523814639 ~1992
30688019613760398 ~1989
306882412455059299 ~1991
30688631613772638 ~1989
306889371841336239 ~1991
306890811841344879 ~1991
30690311613806238 ~1989
306931397366353379 ~1992
30693263613865278 ~1989
30695243613904878 ~1989
30695579613911598 ~1989
30695711613914238 ~1989
30696131613922638 ~1989
30696383613927678 ~1989
30697319613946398 ~1989
306997371841984239 ~1991
30699803613996078 ~1989
306998334297976639 ~1992
30700811614016238 ~1989
30702383614047678 ~1989
30702443614048878 ~1989
307030334912485299 ~1992
Exponent Prime Factor Digits Year
30703103614062078 ~1989
30703471128954578310 ~1993
30704423614088478 ~1989
30704963614099278 ~1989
30705071614101438 ~1989
30705611614112238 ~1989
30705743614114878 ~1989
307061392456491139 ~1991
307067512456540099 ~1991
30707531614150638 ~1989
30708539614170798 ~1989
307086592456692739 ~1991
30709391614187838 ~1989
307102371842614239 ~1991
30711071614221438 ~1989
307111811842670879 ~1991
30712631614252638 ~1989
307129075528323279 ~1992
30713183614263678 ~1989
30713723614274478 ~1989
30714179614283598 ~1989
30714263614285278 ~1989
307148812457190499 ~1991
307159811842958879 ~1991
307173897372173379 ~1992
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24-10-27