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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
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
15633851312677038 ~1987
15634343312686878 ~1987
156348672814276079 ~1989
15635099312701998 ~1987
Exponent Prime Factor Digits Year
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
15639713938382798 ~1988
15639791312795838 ~1987
156402675317690799 ~1990
15640451312809038 ~1987
Exponent Prime Factor Digits Year
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
156479871251838979 ~1989
15648179312963598 ~1987
15648263312965278 ~1987
15648623312972478 ~1987
Exponent Prime Factor Digits Year
15649043312980878 ~1987
15649379312987598 ~1987
15649811312996238 ~1987
15650003313000078 ~1987
15650291313005838 ~1987
15650639313012798 ~1987
15650891313017838 ~1987
156510911565109119 ~1989
15651131313022638 ~1987
15651479313029598 ~1987
15651659313033198 ~1987
15651731313034638 ~1987
15652079313041598 ~1987
15652883313057678 ~1987
15652943313058878 ~1987
15653051313061038 ~1987
15653699313073998 ~1987
15653723313074478 ~1987
15654323313086478 ~1987
156544498453402479 ~1991
156547991565479919 ~1989
15655201939312078 ~1988
15655319313106398 ~1987
15655379313107598 ~1987
156558592818054639 ~1989
1214
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24-10-27