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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
444203812665222879 ~1992
44420891888417838 ~1991
444217612665305679 ~1992
44423471888469438 ~1991
444253493554027939 ~1992
444273732665642399 ~1992
444277812665666879 ~1992
444288773554310179 ~1992
44429071177716284110 ~1994
44429303888586078 ~1991
44429459888589198 ~1991
444313514443135119 ~1992
444335532666013199 ~1992
444336739775408079 ~1993
44434979888699598 ~1991
444353093554824739 ~1992
44436503888730078 ~1991
44436803888736078 ~1991
444376973555015779 ~1992
44438123888762478 ~1991
44438363888767278 ~1991
44439359888787198 ~1991
44441843888836878 ~1991
44441951888839038 ~1991
44442551888851038 ~1991
Exponent Prime Factor Digits Year
44443439888868798 ~1991
44443643888872878 ~1991
444444732666668399 ~1992
444448391280011363311 ~1996
44445419888908398 ~1991
44446271888925438 ~1991
44448779888975598 ~1991
44449283888985678 ~1991
44450603889012078 ~1991
44450999889019998 ~1991
444515572667093439 ~1992
44452631889052638 ~1991
444527812667166879 ~1992
44455387106692928910 ~1993
44456651889133038 ~1991
444576132667456799 ~1992
44460371889207438 ~1991
44460599889211998 ~1991
44462039889240798 ~1991
44462111889242238 ~1991
44462591889251838 ~1991
444626474446264719 ~1992
44463719889274398 ~1991
44463791889275838 ~1991
44463851889277038 ~1991
Exponent Prime Factor Digits Year
44464019889280398 ~1991
444644998003609839 ~1993
444665532667993199 ~1992
44466791889335838 ~1991
44467859889357198 ~1991
44469311889386238 ~1991
44471579889431598 ~1991
444715972668295839 ~1992
44471783889435678 ~1991
444720612668323679 ~1992
44472203889444078 ~1991
44472503889450078 ~1991
44474219889484398 ~1991
44475059889501198 ~1991
44475083889501678 ~1991
44476703889534078 ~1991
44477291889545838 ~1991
444772913558183299
44478023889560478 ~1991
444806772668840639 ~1992
444821212668927279 ~1992
444826313558610499 ~1992
444831412668988479 ~1992
44483423889668478 ~1991
44483903889678078 ~1991
Exponent Prime Factor Digits Year
444841132669046799 ~1992
44485223889704478 ~1991
444858173558865379 ~1992
44486003889720078 ~1991
444873713558989699 ~1992
44487539889750798 ~1991
44488343106772023310 ~1993
44488799889775998 ~1991
44489531889790638 ~1991
44489723889794478 ~1991
44490209169062794310 ~1994
44490839889816798 ~1991
44490923889818478 ~1991
44491451889829038 ~1991
44491619889832398 ~1991
44492183889843678 ~1991
44492939889858798 ~1991
44493731889874638 ~1991
44493899889877998 ~1991
44494283889885678 ~1991
444944412669666479 ~1992
44495459889909198 ~1991
444966113559728899 ~1992
44496923889938478 ~1991
44498543889970878 ~1991
2015
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25-07-08