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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
412652813301222499 ~1992
41265551825311038 ~1991
41265683825313678 ~1991
412662893301303139 ~1992
41266343825326878 ~1991
41266619825332398 ~1991
41266943825338878 ~1991
41267123825342478 ~1991
41267399825347998 ~1991
41268179825363598 ~1991
41268191825363838 ~1991
412683412476100479 ~1992
41268743825374878 ~1991
41268791825375838 ~1991
41268971825379438 ~1991
41269223825384478 ~1991
41269331825386638 ~1991
41269391825387838 ~1991
41269439825388798 ~1991
41269859825397198 ~1991
41269979825399598 ~1991
41271203825424078 ~1991
41272559825451198 ~1991
412728773301830179 ~1992
41273159825463198 ~1991
Exponent Prime Factor Digits Year
41273279825465598 ~1991
41273411825468238 ~1991
412743293301946339 ~1992
41274683825493678 ~1991
41274791825495838 ~1991
41274839825496798 ~1991
41274911825498238 ~1991
41275103825502078 ~1991
41277563825551278 ~1991
412777932476667599 ~1992
412796693302373539 ~1992
412797293302378339 ~1992
41280059825601198 ~1991
41280119825602398 ~1991
41280671825613438 ~1991
41281391825627838 ~1991
41281631825632638 ~1991
41281931825638638 ~1991
412822874128228719 ~1992
412825132476950799 ~1992
41282771825655438 ~1991
41282809123848427110 ~1993
41283251825665038 ~1991
41283383825667678 ~1991
41283419825668398 ~1991
Exponent Prime Factor Digits Year
412837972477027839 ~1992
41284319825686398 ~1991
41284679825693598 ~1991
412847513302780099 ~1992
41285351825707038 ~1991
41285801528458252910 ~1995
41286083825721678 ~1991
41286263825725278 ~1991
41286671825733438 ~1991
41287283825745678 ~1991
412878532477271199 ~1992
41288459825769198 ~1991
41288531825770638 ~1991
41288939825778798 ~1991
41289383825787678 ~1991
41289791825795838 ~1991
41289971825799438 ~1991
41290919825818398 ~1991
41291339825826798 ~1991
412919935780879039 ~1993
41292011825840238 ~1991
41292071825841438 ~1991
412921932477531599 ~1992
41292299825845998 ~1991
41292551825851038 ~1991
Exponent Prime Factor Digits Year
41292623825852478 ~1991
41292683825853678 ~1991
41292731825854638 ~1991
41293079825861598 ~1991
41293823825876478 ~1991
41293991825879838 ~1991
41294171825883438 ~1991
41294219825884398 ~1991
412950199910804579 ~1993
41295119825902398 ~1991
41295791825915838 ~1991
41296379825927598 ~1991
41296583825931678 ~1991
41296631825932638 ~1991
412966313303730499
41296751825935038 ~1991
41297111825942238 ~1991
41297219825944398 ~1991
41297603825952078 ~1991
41297831825956638 ~1991
41298011825960238 ~1991
41299019825980398 ~1991
41299151825983038 ~1991
41299931825998638 ~1991
41299943825998878 ~1991
2202
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26-09-27