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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
527696631055393279 ~1991
52772297633267564110 ~1996
527728079499105279 ~1994
527737191055474399 ~1991
527752791055505599 ~1991
527764875277648719 ~1993
527767518444280179 ~1994
527783391055566799 ~1991
527790591055581199 ~1991
527791875277918719 ~1993
527793231055586479 ~1991
527809635278096319 ~1993
527820711055641439 ~1991
527833311055666639 ~1991
527840031055680079 ~1991
527845791055691599 ~1991
527846391055692799 ~1991
527866275278662719 ~1993
527867031055734079 ~1991
527884191055768399 ~1991
527910231055820479 ~1991
527917014223336099 ~1993
52791719126700125710 ~1994
527919413167516479 ~1993
527923911055847839 ~1991
Exponent Prime Factor Digits Year
52792391380105215310
527935133167610799 ~1993
527942213167653279 ~1993
527944311055888639 ~1991
52794811253415092910 ~1995
527950311055900639 ~1991
527965191055930399 ~1991
527998911055997839 ~1991
527999874223998979 ~1993
528002631056005279 ~1991
528009195280091919 ~1993
528010431056020879 ~1991
528011031056022079 ~1991
528014991056029999 ~1991
528035333168211999 ~1993
528057133168342799 ~1993
528062835280628319 ~1993
528065773168394639 ~1993
528065991056131999 ~1991
528072591056145199 ~1991
528091431056182879 ~1991
528122391056244799 ~1991
528125031056250079 ~1991
528149991056299999 ~1991
528153618450457779 ~1994
Exponent Prime Factor Digits Year
528178736760687744111 ~1998
528187974225503779 ~1993
528191991056383999 ~1991
528194835281948319 ~1993
528204591056409199 ~1991
528234231056468479 ~1991
528237894225903139 ~1993
528260031056520079 ~1991
528263631056527279 ~1991
528285613169713679 ~1993
528304431056608879 ~1991
528306231056612479 ~1991
528311511056623039 ~1991
528316791056633599 ~1991
528318711056637439 ~1991
528319213169915279 ~1993
528322911056645839 ~1991
528324711056649439 ~1991
528326031056652079 ~1991
528347511056695039 ~1991
52835579169073852910 ~1994
528356031056712079 ~1991
52836079211344316110 ~1995
528370191056740399 ~1991
528375231056750479 ~1991
Exponent Prime Factor Digits Year
528402315284023119 ~1993
528419031056838079 ~1991
528421311056842639 ~1991
52842877211371508110 ~1995
528448373297517828911 ~1997
528456231056912479 ~1991
528463733170782399 ~1993
528474613170847679 ~1993
528480138455682099 ~1994
528496791056993599 ~1991
528497391056994799 ~1991
528500511057001039 ~1991
528501111057002239 ~1991
528510533171063199 ~1993
528514791057029599 ~1991
528527631057055279 ~1991
528529791057059599 ~1991
528532191057064399 ~1991
528533031057066079 ~1991
528540831057081679 ~1991
528543111057086239 ~1991
528552591057105199 ~1991
528553431057106879 ~1991
528564373171386239 ~1993
528589191057178399 ~1991
2295
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26-05-03