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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
6031439482515138 ~1985
60314992895119539 ~1987
60318111085725999 ~1986
6032051120641038 ~1984
6032111120642238 ~1984
6032303120646078 ~1984
6032363120647278 ~1984
6032483120649678 ~1984
6032531120650638 ~1984
6032651120653038 ~1984
6033253361995198 ~1985
60333471448003299 ~1987
6033493362009598 ~1985
60335635430206719 ~1988
6033761362025678 ~1985
6034121482729698 ~1985
6034139120682798 ~1984
6034159603415918 ~1986
6034499482759938 ~1985
6034781362086878 ~1985
6034883120697678 ~1984
60350871569122639 ~1987
60353111086355999 ~1986
6035321362119278 ~1985
6035423120708478 ~1984
Exp. Prime Factor Digits Year
6035461362127678 ~1985
6035531120710638 ~1984
6035539603553918 ~1986
6035803603580318 ~1986
6035831120716638 ~1984
6036119101406799310 ~1989
6036203120724078 ~1984
6036637362198238 ~1985
60366371448792899
6036659120733198 ~1984
6036817362209038 ~1985
6037211120744238 ~1984
6037237362234238 ~1985
6037387603738718 ~1986
6037543603754318 ~1986
6037631120752638 ~1984
6038057483044578 ~1985
6038093362285598 ~1985
6038099120761998 ~1984
6038233362293998 ~1985
6038471120769438 ~1984
60385512536191439 ~1987
6039101483128098 ~1985
6039157362349438 ~1985
6039263120785278 ~1984
Exp. Prime Factor Digits Year
6039491483159298 ~1985
6039563120791278 ~1984
60395635435606719
60396671087140079 ~1986
6039763966362098 ~1986
6039779120795598 ~1984
6039797845571598 ~1986
6039907603990718 ~1986
6040211120804238 ~1984
6040277845638798 ~1986
6040667483253378 ~1985
6040733130479832910 ~1989
6040739120814798 ~1984
60407991933055699 ~1987
6040897362453838 ~1985
6040963604096318 ~1986
6041159120823198 ~1984
6041573362494398 ~1985
6041759483340738 ~1985
6041873362512398 ~1985
60418791087538239 ~1986
6041983604198318 ~1986
60419835800303699
60421812900246899 ~1987
60423493262868479 ~1987
Exp. Prime Factor Digits Year
6042383120847678 ~1984
6042401483392098 ~1985
6042671120853438 ~1984
60428211933702739 ~1987
6042917362575038 ~1985
60431511571219279 ~1987
6043439483475138 ~1985
60434891813046719 ~1987
60435195318296739 ~1988
6043649483491938 ~1985
60438311087889599 ~1986
6043883120877678 ~1984
6044183120883678 ~1984
6044237483538978 ~1985
6044251604425118 ~1986
60443511571531279 ~1987
60443512901288499
6044399120887998 ~1984
6044477362668638 ~1985
6044903120898078 ~1984
6044957362697438 ~1985
60450713022535519 ~1987
6045497483639778 ~1985
6045779120915598 ~1984
6045779483662338
760
GIMPS The Prime Pages FactorDb.com
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25-05-04