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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
156214972187009599
156215273749166499 ~1990
15622091312441838 ~1987
15622499312449998 ~1987
15622751312455038 ~1987
15623189112486960910 ~1991
15623243312464878 ~1987
15623483312469678 ~1987
15623651312473038 ~1987
156236774687103119 ~1990
156236872812263679 ~1989
15623981937438878 ~1988
156241433749794339 ~1990
15624491312489838 ~1987
156245091249960739 ~1989
15624551312491038 ~1987
15624743312494878 ~1987
15624971312499438 ~1987
15625019312500398 ~1987
15625871312517438 ~1987
15625919312518398 ~1987
15626003312520078 ~1987
15626291312525838 ~1987
15626333937579998 ~1988
15626423312528478 ~1987
Exponent Prime Factor Digits Year
156265791250126339 ~1989
15626581937594878 ~1988
15626843312536878 ~1987
156269995000639699 ~1990
156271371250170979 ~1989
15627719312554398 ~1987
156277372187883199 ~1989
15628043312560878 ~1987
15628331312566638 ~1987
15628391312567838 ~1987
156287572188025999 ~1989
15628919312578398 ~1987
15629459312589198 ~1987
15630299312605998 ~1987
15630301121916347910 ~1991
15631079312621598 ~1987
15631103312622078 ~1987
15631481937888878 ~1988
15631943312638878 ~1987
15632063312641278 ~1987
15632399312647998 ~1987
156327911563279119 ~1989
15633377938002638 ~1988
15633701938022078 ~1988
15633791312675838 ~1987
Exponent Prime Factor Digits Year
15633851312677038 ~1987
15634343312686878 ~1987
156348672814276079 ~1989
15635099312701998 ~1987
15635111312702238 ~1987
15635183312703678 ~1987
15635303312706078 ~1987
15635381938122878 ~1988
156355132188971839 ~1989
15635771312715438 ~1987
15636161112580359310 ~1991
15636371312727438 ~1987
15636637938198238 ~1988
15636851312737038 ~1987
15636997938219838 ~1988
156373271563732719 ~1989
15637463312749278 ~1987
15637571312751438 ~1987
15637799312755998 ~1987
15638123312762478 ~1987
15638303312766078 ~1987
15639083312781678 ~1987
15639131312782638 ~1987
156393294691798719 ~1990
15639359312787198 ~1987
Exponent Prime Factor Digits Year
15639713938382798 ~1988
15639791312795838 ~1987
156402675317690799 ~1990
15640451312809038 ~1987
15640643312812878 ~1987
156407112815327999 ~1989
15641291312825838 ~1987
15641471312829438 ~1987
15642059312841198 ~1987
156423372502773939 ~1989
15642743312854878 ~1987
15642911312858238 ~1987
156429834067175599 ~1990
15644231312884638 ~1987
15644591312891838 ~1987
15644633938677998 ~1988
156452711564527119 ~1989
15645419312908398 ~1987
15645719312914398 ~1987
15646271312925438 ~1987
15646343312926878 ~1987
15646643312932878 ~1987
15646751312935038 ~1987
15647111312942238 ~1987
15647759312955198 ~1987
1260
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25-04-28