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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.
Exp. Prime Factor Digits Year
9415451753236098 ~1987
9416171188323438 ~1985
94162739792923939 ~1990
9416399188327998 ~1985
9416639188332798 ~1985
9416747753339778 ~1987
9416941565016478 ~1987
9417311753384898 ~1987
9417329753386338 ~1987
9417539188350798 ~1985
9417671188353438 ~1985
94177031506832499 ~1988
9418007753440578 ~1987
9418163188363278 ~1985
94190272448947039 ~1988
9419077565144638 ~1987
9419141565148478 ~1987
9419363188387278 ~1985
9419471188389438 ~1985
9419699188393998 ~1985
9419747753579778 ~1987
94197492260739779 ~1988
9419771188395438 ~1985
9420011188400238 ~1985
9420263188405278 ~1985
Exp. Prime Factor Digits Year
9420421565225278 ~1987
9420629753650338 ~1987
9420721565243278 ~1987
9421541565292478 ~1987
9421541753723298
9421637864906276710 ~1992
9421733565303998 ~1987
9421843942184318 ~1987
9421931753754498 ~1987
9421981565318878 ~1987
94226533769061219 ~1989
9422657565359438 ~1987
9423179753854338 ~1987
9423671188473438 ~1985
9423731188474638 ~1985
94240992261783779 ~1988
9424537565472238 ~1987
94246995466325439 ~1989
9424763188495278 ~1985
9425099188501998 ~1985
9425113565506798 ~1987
9425233565513998 ~1987
94252332262055939
94255092827652719 ~1988
9425543188510878 ~1985
Exp. Prime Factor Digits Year
9425771188515438 ~1985
9425831188516638 ~1985
9426161754092898 ~1987
9426181565570878 ~1987
9426239754099138 ~1987
9426377565582638 ~1987
9426541565592478 ~1987
9426731188534638 ~1985
9426881565612878 ~1987
9426953565617198 ~1987
9426997565619838 ~1987
9427259188545198 ~1985
9427261565635678 ~1987
9427739188554798 ~1985
9427961565677678 ~1987
9428017565681038 ~1987
9428501754280098 ~1987
94285932828577919 ~1988
9428621565717278 ~1987
9428641565718478 ~1987
9428879188577598 ~1985
9429037565742238 ~1987
9429131188582638 ~1985
9429313565758798 ~1987
9429419188588398 ~1985
Exp. Prime Factor Digits Year
94295233206037839 ~1988
9429613565776798 ~1987
9429659188593198 ~1985
9429923188598478 ~1985
9430331188606638 ~1985
9430703188614078 ~1985
9430781754462498 ~1987
9431171188623438 ~1985
9431237565874238 ~1987
94312731320378239 ~1988
94312911697632399 ~1988
9431501754520098 ~1987
9431677565900638 ~1987
9432011188640238 ~1985
9432191188643838 ~1985
9432197565931838 ~1987
9432443188648878 ~1985
9432541565952478 ~1987
9432551188651038 ~1985
9432623188652478 ~1985
9432791754623298 ~1987
9432803188656078 ~1985
9432823943282318 ~1987
94329613773184419 ~1989
9433757566025438 ~1987
1035
GIMPS The Prime Pages FactorDb.com
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26-05-03