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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
14763863295277278 ~1987
147639613248071439 ~1990
147640671181125379 ~1988
147643631476436319 ~1989
14764391295287838 ~1987
14764397885863838 ~1988
14765081885904878 ~1988
14765137885908238 ~1988
14765339295306798 ~1987
14765651295313038 ~1987
14765711295314238 ~1987
147657431476574319 ~1989
147658871476588719 ~1989
147659571181276579 ~1988
14766181885970878 ~1988
14766371295327438 ~1987
147664631476646319 ~1989
147664971181319779 ~1988
14766551295331038 ~1987
147665595020630079 ~1990
14767079295341598 ~1987
14767163295343278 ~1987
14767457886047438 ~1988
14767463295349278 ~1987
147682679747056239 ~1991
Exponent Prime Factor Digits Year
14768401886104078 ~1988
14768459295369198 ~1987
14768471295369438 ~1987
14768711295374238 ~1987
14768879295377598 ~1987
14769119295382398 ~1987
14769239295384798 ~1987
14769353886161198 ~1988
147696911476969119 ~1989
147697797089493939 ~1990
14769803295396078 ~1987
14770153886209198 ~1988
14770493886229598 ~1988
14770499295409998 ~1987
14770559295411198 ~1987
14771321886279278 ~1988
14771723295434478 ~1987
147718311181746499 ~1988
14771891295437838 ~1987
14772071295441438 ~1987
14772419295448398 ~1987
14773043295460878 ~1987
14773091295461838 ~1987
14773637886418238 ~1988
14773691295473838 ~1987
Exponent Prime Factor Digits Year
14773931295478638 ~1987
14774141886448478 ~1988
14774477886468638 ~1988
14774531295490638 ~1987
147745677387283519 ~1990
147749592659492639 ~1989
14775263295505278 ~1987
14775479295509598 ~1987
14775503295510078 ~1987
14775599295511998 ~1987
14775793886547598 ~1988
14775851295517038 ~1987
14775899295517998 ~1987
147760491182083939 ~1988
14776211295524238 ~1987
147764933546358339 ~1990
14776571295531438 ~1987
14777099295541998 ~1987
14777303295546078 ~1987
14777341886640478 ~1988
14777519295550398 ~1987
14777699295553998 ~1987
147777591182220739 ~1988
14778311295566238 ~1987
14778359295567198 ~1987
Exponent Prime Factor Digits Year
147784732068986239 ~1989
14778671295573438 ~1987
147789912660218399 ~1989
14779619295592398 ~1987
147799077094355379 ~1990
147804171182433379 ~1988
14780593886835598 ~1988
147807291182458339 ~1988
14781131295622638 ~1987
14781251295625038 ~1987
14781323295626478 ~1987
14781863295637278 ~1987
14782139295642798 ~1987
14783003295660078 ~1987
14783039295660798 ~1987
14783603295672078 ~1987
14783771295675438 ~1987
14783893887033598 ~1988
14784041887042478 ~1988
14784383295687678 ~1987
14784431295688638 ~1987
14784443295688878 ~1987
147846591182772739 ~1988
14784851295697038 ~1987
14785313887118798 ~1988
1275
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25-11-17