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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
13219439264388798 ~1987
13219517793171038 ~1988
132198891057591139 ~1988
13219933793195998 ~1988
13220387105763096110 ~1991
13220843264416878 ~1987
132210776346116979 ~1990
13221493793289598 ~1988
13221623264432478 ~1987
132218811057750499 ~1988
13221997793319838 ~1988
132221271057770179 ~1988
13222571264451438 ~1987
13222691264453838 ~1987
13222823264456478 ~1987
13223051264461038 ~1987
13223291264465838 ~1987
13223437793406238 ~1988
13223783264475678 ~1987
13224157793449438 ~1988
13224173793450398 ~1988
13224331214234162310 ~1991
13224539264490798 ~1987
13224797793487838 ~1988
13225343264506878 ~1987
Exponent Prime Factor Digits Year
13225757793545438 ~1988
13226039264520798 ~1987
13226159264523198 ~1987
132261591058092739
13226237793574238 ~1988
13226903264538078 ~1987
13227143264542878 ~1987
13227353793641198 ~1988
13227503264550078 ~1987
132278472381012479 ~1989
13227983264559678 ~1987
13228157793689438 ~1988
13228343264566878 ~1987
13228619264572398 ~1987
132286512116584179 ~1989
13228679264573598 ~1987
13229341793760478 ~1988
13229759264595198 ~1987
13229999264599998 ~1987
13230419264608398 ~1987
132306431323064319 ~1988
13230671264613438 ~1987
13230797793847838 ~1988
13230851264617038 ~1987
13231061793863678 ~1988
Exponent Prime Factor Digits Year
13231103264622078 ~1987
132312615292504419 ~1990
13232099264641998 ~1987
13232213198483195110 ~1991
132325435557668079 ~1990
13232573793954398 ~1988
13233263264665278 ~1987
13233359264667198 ~1987
132333592382004639
132333594234674899
13233911264678238 ~1987
132340031323400319 ~1988
132346793176322979 ~1989
13234981794098878 ~1988
13235303264706078 ~1987
13235459264709198 ~1987
13236011264720238 ~1987
132362394235596499 ~1990
132364371058914979 ~1988
13236479264729598 ~1987
13236533794191998 ~1988
13236719264734398 ~1987
13236791264735838 ~1987
132367933176830339 ~1989
13236997794219838 ~1988
Exponent Prime Factor Digits Year
132371514235888339 ~1990
13237463264749278 ~1987
13237481222389680910 ~1991
13237751264755038 ~1987
13238051264761038 ~1987
13238339264766798 ~1987
13238473794308398 ~1988
13238723264774478 ~1987
13239203264784078 ~1987
13240079264801598 ~1987
13240319264806398 ~1987
13240343264806878 ~1987
132405291059242339 ~1988
132406092912933999 ~1989
132406971853697599 ~1989
13241099264821998 ~1987
13241471264829438 ~1987
132418491059347939 ~1988
13241953794517198 ~1988
13242157794529438 ~1988
13242191264843838 ~1987
132423771059390179 ~1988
13242623264852478 ~1987
13242683264853678 ~1987
13243001794580078 ~1988
1160
GIMPS The Prime Pages FactorDb.com
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25-04-13