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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
9409801564588078 ~1987
9409943188198878 ~1985
9410039188200798 ~1985
94104196022668179 ~1989
9410501564630078 ~1987
9410699188213998 ~1985
9410939188218798 ~1985
9411299188225998 ~1985
9411299752903938
94113592258726179 ~1988
9411617564697038 ~1987
9412021564721278 ~1987
9412043188240878 ~1985
9412433564745998 ~1987
9412523188250478 ~1985
9412691188253838 ~1985
9412943188258878 ~1985
9413039188260798 ~1985
9413051188261038 ~1985
9413177564790638 ~1987
94131792259162979 ~1988
94132695083165279 ~1989
9413717564823038 ~1987
9413737564824238 ~1987
9413879188277598 ~1985
Exp. Prime Factor Digits Year
94138973577280879 ~1989
9414113564846798 ~1987
9414323188286478 ~1985
94144992259479779 ~1988
9414551188291038 ~1985
9414781564886878 ~1987
9414791188295838 ~1985
9414869753189538 ~1987
94149293012777299 ~1988
9414941564896478 ~1987
9415019188300398 ~1985
9415391188307838 ~1985
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
Exp. Prime Factor Digits Year
9418163188363278 ~1985
94190272448947039 ~1988
9419077565144638 ~1987
9419141565148478 ~1987
9419363188387278 ~1985
9419471188389438 ~1985
9419699188393998 ~1985
9419747753579778 ~1987
94197492260739779 ~1988
9419771188395438 ~1985
9420011188400238 ~1985
9420263188405278 ~1985
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
Exp. Prime Factor Digits Year
9423671188473438 ~1985
9423731188474638 ~1985
94240992261783779 ~1988
9424537565472238 ~1987
94246995466325439 ~1989
9424763188495278 ~1985
9425099188501998 ~1985
9425113565506798 ~1987
9425233565513998 ~1987
94252332262055939
94255092827652719 ~1988
9425543188510878 ~1985
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
1042
GIMPS The Prime Pages FactorDb.com
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26-07-05