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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
8204783164095678 ~1985
8205011656400898 ~1987
8205103820510318 ~1987
82052215087237039 ~1989
8205251164105038 ~1985
8205403820540318 ~1987
8205437656434978 ~1987
8205529945276940910 ~1992
8205623164112478 ~1985
8206619164132398 ~1985
8206799164135998 ~1985
82070274595935139 ~1989
8207051164141038 ~1985
8207471164149438 ~1985
8207483164149678 ~1985
82076271477372879 ~1987
8208037492482238 ~1986
8208143164162878 ~1985
8208311164166238 ~1985
8208439820843918 ~1987
8208757492525438 ~1986
8208797656703778 ~1987
8208911164178238 ~1985
8209031164180638 ~1985
82092771970226499 ~1988
Exp. Prime Factor Digits Year
8209703164194078 ~1985
82098371970360899 ~1988
8210063164201278 ~1985
8210141656811298 ~1987
8210159164203198 ~1985
8210309656824738 ~1987
8210387656830978 ~1987
8210437492626238 ~1986
8210519164210398 ~1985
8210627656850178 ~1987
82107671313722739 ~1987
82108191970596579 ~1988
8210837656866978 ~1987
8211103472959532910 ~1991
8211139821113918 ~1987
82111631313786099 ~1987
82111671970680099 ~1988
8211191164223838 ~1985
8211367821136718 ~1987
8211383164227678 ~1985
8211503164230078 ~1985
8211719164234398 ~1985
8211877492712638 ~1986
8212019164240398 ~1985
8212091164241838 ~1985
Exp. Prime Factor Digits Year
8212147821214718 ~1987
8212157656972578 ~1987
8212363821236318 ~1987
8212511164250238 ~1985
8212703164254078 ~1985
82128017884288979 ~1989
8212811164256238 ~1985
82129012628128339 ~1988
8213059821305918 ~1987
8213123164262478 ~1985
8213399164267998 ~1985
8213417657073378 ~1987
8213459164269198 ~1985
82136711314187379 ~1987
8213819164276398 ~1985
8213879164277598 ~1985
82141131149975839 ~1987
82142092628546899 ~1988
8214257492855438 ~1986
8214263164285278 ~1985
8214343821434318 ~1987
82143431314294899
8214359164287198 ~1985
8214581492874878 ~1986
8214779164295598 ~1985
Exp. Prime Factor Digits Year
8214911164298238 ~1985
8215133492907998 ~1986
8215247657219778 ~1987
8215283164305678 ~1985
8215379164307598 ~1985
82154531314472499 ~1987
82159691971832579 ~1988
8216003164320078 ~1985
8216063164321278 ~1985
8216231164324638 ~1985
8216317492979038 ~1986
8216459164329198 ~1985
8216471164329438 ~1985
82166091150325279 ~1987
82167177888048339 ~1989
8216731821673118 ~1987
8217197493031838 ~1986
8217227657378178 ~1987
82172411025511676911 ~1992
8217323164346478 ~1985
8217479164349598 ~1985
8217551164351038 ~1985
8217893493073598 ~1986
8218109657448738 ~1987
82182772465483119 ~1988
973
GIMPS The Prime Pages FactorDb.com
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26-10-25