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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.
Exp. Prime Factor Digits Year
3246601519456178 ~1984
32466131298645219 ~1985
324667164933437 ~1982
3246721194803278 ~1983
3246799779231778 ~1985
3246941259755298 ~1983
3247177194830638 ~1983
3247331259786498 ~1983
3247337259786978 ~1983
3247421194845278 ~1983
3247471324747118 ~1984
32474831363942879 ~1985
3247567584562078 ~1984
324763164952637 ~1982
324776364955277 ~1982
3247817454694398 ~1984
3247921714542638 ~1984
3248053714571678 ~1984
324811164962237 ~1982
32481972078846099 ~1986
3248257194895438 ~1983
3248351259868098 ~1983
32483511624175519
32483691234380239 ~1985
3248393454775038 ~1984
Exp. Prime Factor Digits Year
3248417194905038 ~1983
3248461194907678 ~1983
324869964973997 ~1982
3248731324873118 ~1984
324914364982877 ~1982
3249217194953038 ~1983
32492212014517039 ~1986
3249391324939118 ~1984
324941964988397 ~1982
32494431364766079 ~1985
3249707779929698 ~1985
324997164999437 ~1982
3249997194999838 ~1983
32500811300032419 ~1985
325022365004477 ~1982
3250253975075918 ~1985
325025965005197 ~1982
325034365006877 ~1982
3250573715126078 ~1984
325061965012397 ~1982
325063165012637 ~1982
32506572860578179 ~1986
3250721260057698 ~1983
32507472080478099 ~1986
325099165019837 ~1982
Exp. Prime Factor Digits Year
3251069780256578 ~1985
325124365024877 ~1982
325139965027997 ~1982
3251447260115778 ~1983
32514533576598319 ~1986
3251659325165918 ~1984
325172365034477 ~1982
3251761195105678 ~1983
3251791585322398 ~1984
3251909260152738 ~1983
3251999260159938 ~1983
3252121520339378 ~1984
3252217195133038 ~1983
325229965045997 ~1982
3252421195145278 ~1983
3252449260195938 ~1983
3252547585458478 ~1984
3252617195157038 ~1983
325277965055597 ~1982
3252833195169998 ~1983
3252871520459378 ~1984
3252877195172638 ~1983
3252961195177678 ~1983
325309165061837 ~1982
32533013578631119 ~1986
Exp. Prime Factor Digits Year
32533331496533199 ~1985
32534872147301439 ~1986
32535191366477999 ~1985
325355965071197 ~1982
325357165071437 ~1982
3253697195221838 ~1983
3254033195241998 ~1983
3254033455564638
3254071520651378 ~1984
325418365083677 ~1982
3254183846087598
3254219585759438 ~1984
3254221520675378 ~1984
3254227585760878 ~1984
3254393195263598 ~1983
3254731520756978 ~1984
325484365096877 ~1982
3254843406855375110
325507165101437 ~1982
32556496250846099 ~1987
325568365113677 ~1982
3255691520910578 ~1984
325577965115597 ~1982
3255779260462338
3255929455830078 ~1984
542
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26-03-29