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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
24282592962475999 ~1985
2428417145705038 ~1982
242845148569037 ~1981
24284571359935939 ~1984
2428667194293378 ~1982
24287111020058639 ~1984
242885948577197 ~1981
2428891242889118 ~1983
2428919437205438 ~1983
2428931194314498 ~1982
2428999825859678 ~1984
2429071242907118 ~1983
2429117194329378 ~1982
2429257145755438 ~1982
242927948585597 ~1981
2429333145759998 ~1982
2429341145760478 ~1982
242941148588237 ~1981
24294111214705519
2429681194374498 ~1982
2429893145793598 ~1982
2430073176423299910 ~1987
2430217729065118 ~1984
24302231020693679 ~1984
2430557194444578 ~1982
Exp. Prime Factor Digits Year
2430581145834878 ~1982
2430611437509998 ~1983
2430817388930738 ~1983
243083948616797 ~1981
2430947194475778 ~1982
2431061145863678 ~1982
243113948622797 ~1981
243115148623037 ~1981
2431217145873038 ~1982
2431393145883598 ~1982
2431439437659038 ~1983
2431489534927598 ~1983
2431501145890078 ~1982
2431577729473118 ~1984
2431673145900398 ~1982
2431691194535298 ~1982
24317171118589839 ~1984
243181148636237 ~1981
24319872188788319 ~1985
2432041535049038 ~1983
2432069194565538 ~1982
243215948643197 ~1981
24323871167545779 ~1984
243254348650877 ~1981
2432587761399731110 ~1989
Exp. Prime Factor Digits Year
2432657145959438 ~1982
2432791243279118 ~1983
243299948659997 ~1981
2433089340632478 ~1983
24331391021918399 ~1984
243325148665037 ~1981
2433251194660098
24332532725243379 ~1985
2433293145997598 ~1982
2433467584032098 ~1984
2433493146009598 ~1982
243365948673197 ~1981
2433659194692738
243380348676077 ~1981
2433803584112738
24339013066715279 ~1985
24340012677401119 ~1985
2434031632848078 ~1984
2434037924934078 ~1984
2434123973649218 ~1984
2434277146056638 ~1982
2434501146070078 ~1982
243458348691677 ~1981
24345891947671219 ~1985
2434681389548978 ~1983
Exp. Prime Factor Digits Year
2434721146083278 ~1982
243473948694797 ~1981
2434841194787298 ~1982
243493148698637 ~1981
2434963827887438 ~1984
24350511022721439 ~1984
243518348703677 ~1981
2435281535761838 ~1983
243529148705837 ~1981
24352911753409539
2435527584526498 ~1984
24355271607447839
2435633146137998 ~1982
2435789341010478 ~1983
243583148716637 ~1981
2435897341025598 ~1983
2435903584616738 ~1984
2436061535933438 ~1983
2436121146167278 ~1982
2436341146180478 ~1982
2436677341134798 ~1983
2436893584854338 ~1984
2436901146214078 ~1982
2436977341176798 ~1983
243719948743997 ~1981
448
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26-03-15