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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
277172331663033999 ~1990
27717731554354638 ~1989
27718451554369038 ~1989
27718499554369998 ~1989
27719819554396398 ~1989
27720263554405278 ~1989
27720323554406478 ~1989
27720683554413678 ~1989
27720923554418478 ~1989
27721979554439598 ~1989
27722171554443438 ~1989
27723431554468638 ~1989
27723491554469838 ~1989
277236592217892739 ~1991
27723791554475838 ~1989
277238331663429999 ~1990
27723959554479198 ~1989
27724019554480398 ~1989
27724799554495998 ~1989
277249971663499839 ~1990
27725083110900332110 ~1992
277262998872415699 ~1992
27727163554543278 ~1989
27727379554547598 ~1989
27728159554563198 ~1989
Exponent Prime Factor Digits Year
27728231554564638 ~1989
277283692218269539 ~1991
277284731663708399 ~1990
277291792218334339 ~1991
27729659554593198 ~1989
277299016100578239 ~1992
27730379554607598 ~1989
27731219554624398 ~1989
27731303554626078 ~1989
27731831554636638 ~1989
27732059554641198 ~1989
27732623554652478 ~1989
27732791554655838 ~1989
27733763554675278 ~1989
27734783554695678 ~1989
27734891554697838 ~1989
27735023554700478 ~1989
277350771664104639 ~1990
27735299554705998 ~1989
277357971664147839 ~1990
27735863554717278 ~1989
27735971554719438 ~1989
27736343554726878 ~1989
27736619554732398 ~1989
27736679554733598 ~1989
Exponent Prime Factor Digits Year
27736811554736238 ~1989
277368371664210239 ~1990
27737291554745838 ~1989
27737329260730892710 ~1993
27737483554749678 ~1989
27737711554754238 ~1989
27738383554767678 ~1989
277385512219084099 ~1991
27739619554792398 ~1989
27739919554798398 ~1989
27740291554805838 ~1989
27740519554810398 ~1989
27740903554818078 ~1989
277410611664463679 ~1990
277413411664480479 ~1990
27741359554827198 ~1989
277417312219338499 ~1991
27741911554838238 ~1989
27742343554846878 ~1989
27742811554856238 ~1989
27742931554858638 ~1989
277432973884061599 ~1991
27743351554867038 ~1989
27743399554867998 ~1989
27743603554872078 ~1989
Exponent Prime Factor Digits Year
277437011664622079 ~1990
27743939554878798 ~1989
27744443554888878 ~1989
27744863554897278 ~1989
27745391554907838 ~1989
27745559554911198 ~1989
27745703554914078 ~1989
27746723554934478 ~1989
27746819554936398 ~1989
27747059554941198 ~1989
27747311554946238 ~1989
27747431554948638 ~1989
27747563554951278 ~1989
27748691554973838 ~1989
277488714994796799 ~1991
27748933283039116710 ~1993
27749483554989678 ~1989
27749651554993038 ~1989
277500971665005839 ~1990
27750263555005278 ~1989
27750683555013678 ~1989
27750923555018478 ~1989
27751019555020398 ~1989
277510331665061999 ~1990
27751319555026398 ~1989
1662
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25-05-04