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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
148407417123555699 ~1990
148408511484085119 ~1989
148409233561821539 ~1990
14840993890459598 ~1988
14841191296823838 ~1987
148413171187305379 ~1988
14841539296830798 ~1987
14841803296836078 ~1987
14842259296845198 ~1987
14843219296864398 ~1987
14843243296864878 ~1987
14843459296869198 ~1987
14843651296873038 ~1987
14843723296874478 ~1987
14843891296877838 ~1987
14844023296880478 ~1987
14844059296881198 ~1987
14844083296881678 ~1987
14844359296887198 ~1987
14844971296899438 ~1987
14845679296913598 ~1987
14845871296917438 ~1987
14846939296938798 ~1987
14847071296941438 ~1987
148471932375550899 ~1989
Exponent Prime Factor Digits Year
148474631484746319 ~1989
14847551296951038 ~1987
148475572078657999 ~1989
14848079296961598 ~1987
14848511296970238 ~1987
148486611187892899 ~1988
14848679296973598 ~1987
148487233563693539 ~1990
148488532078839439 ~1989
14848859296977198 ~1987
14849519296990398 ~1987
14849591296991838 ~1987
14849771296995438 ~1987
14850541891032478 ~1988
14850659297013198 ~1987
14850779297015598 ~1987
148507911188063299 ~1988
14851037891062238 ~1988
14851043297020878 ~1987
14851223297024478 ~1987
14851513891090798 ~1988
14851643297032878 ~1987
14851751297035038 ~1987
14851943297038878 ~1987
14851979297039598 ~1987
Exponent Prime Factor Digits Year
14852063297041278 ~1987
14852303297046078 ~1987
14852531297050638 ~1987
14853119297062398 ~1987
14853799106947352910 ~1991
14854139297082798 ~1987
148542471188339779 ~1988
148543133565035139 ~1990
14854403297088078 ~1987
148544173565060099 ~1990
14854493891269598 ~1988
14854571297091438 ~1987
14854739297094798 ~1987
14854793891287598 ~1988
14854943297098878 ~1987
14855053891303198 ~1988
148554191485541919 ~1989
148560538022268639 ~1991
14856239297124798 ~1987
14856431297128638 ~1987
14856659297133198 ~1987
14856683297133678 ~1987
14856757891405438 ~1988
14856791297135838 ~1987
14856851297137038 ~1987
Exponent Prime Factor Digits Year
14856899297137998 ~1987
14857163297143278 ~1987
14857523297150478 ~1987
14857691297153838 ~1987
14857751297155038 ~1987
14858279297165598 ~1987
14858381891502878 ~1988
14858531297170638 ~1987
148585311188682499
148586811188694499 ~1988
14859497891569838 ~1988
148595115943804419 ~1990
14859521891571278 ~1988
14859599297191998 ~1987
14859773891586398 ~1988
14859899297197998 ~1987
14860823297216478 ~1987
148611411188891299 ~1988
148613033863938799 ~1990
14861351297227038 ~1987
14861699297233998 ~1987
14862119297242398 ~1987
14862517891751038 ~1988
148625211189001699 ~1988
148627217134106099 ~1990
1278
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25-11-17