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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
95657931339211039 ~1988
9565817573949038 ~1987
9565859191317198 ~1986
9565859765268738
9565979765278338 ~1987
9566159765292738 ~1987
9566351191327038 ~1986
95665331530645299 ~1988
9566717574003038 ~1987
95668674592096179 ~1989
95671577462382479 ~1989
9567443191348878 ~1986
9568171956817118 ~1987
9568259765460738 ~1987
95682911530926579 ~1988
9568439191368798 ~1986
9568451191369038 ~1986
9568511765480898 ~1987
9568709765496738 ~1987
9568859191377198 ~1986
9569459191389198 ~1986
9569471191389438 ~1986
9569531191390638 ~1986
9569603191392078 ~1986
95697732296745539 ~1988
Exp. Prime Factor Digits Year
95699471722590479 ~1988
9569957765596578 ~1987
9570251191405038 ~1986
9570299191405998 ~1986
9570443191408878 ~1986
9570853574251198 ~1987
9571027957102718 ~1987
9571283191425678 ~1986
95714536700017119 ~1989
9571817574309038 ~1987
9571883191437678 ~1986
95719816700386719 ~1989
9572063191441278 ~1986
9572483191449678 ~1986
9572621765809698 ~1987
9572711765816898 ~1987
95728371340197199 ~1988
9573077765846178 ~1987
95736618424821699 ~1990
9573719191474398 ~1986
9574007765920578 ~1987
9574283191485678 ~1986
95742893638229839 ~1989
95743332297839939 ~1988
9574541765963298 ~1987
Exp. Prime Factor Digits Year
9574751191495038 ~1986
9574751765980098
9574871191497438 ~1986
95749192297980579 ~1988
9575123191502478 ~1986
9575141574508478 ~1987
9575257574515438 ~1987
9576103957610318 ~1987
9576121574567278 ~1987
9576227766098178 ~1987
9576263191525278 ~1986
9576313574578798 ~1987
95764311723757599 ~1988
9576577574594638 ~1987
95770211532323379 ~1988
9577033574621998 ~1987
9577523191550478 ~1986
9577739766219138 ~1987
9577979191559598 ~1986
95782092873462719 ~1988
9578221574693278 ~1987
95783571340969999 ~1988
9578711191574238 ~1986
9578957574737438 ~1987
9578963191579278 ~1986
Exp. Prime Factor Digits Year
9579343957934318 ~1987
9579371191587438 ~1986
9579511957951118 ~1987
95796171341146399 ~1988
9579659191593198 ~1986
9579851191597038 ~1986
95798594598332339 ~1989
9580139191602798 ~1986
95801412107631039 ~1988
9580223191604478 ~1986
95803811532860979 ~1988
9580451191609038 ~1986
9580463191609278 ~1986
9580559191611198 ~1986
9580559766444738
9580561574833678 ~1987
9580667766453378 ~1987
9580937766474978 ~1987
9581219191624398 ~1986
9581233574873998 ~1987
95813091341383279 ~1988
9581543191630878 ~1986
9581587958158718 ~1987
9581701574902078 ~1987
9581837574910238 ~1987
1052
GIMPS The Prime Pages FactorDb.com
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26-07-05