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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
649039311298078639 ~1992
649048911298097839 ~1992
649061596490615919 ~1994
649065711298131439 ~1992
649070391298140799 ~1992
649072813894436879 ~1993
649076711350079556911 ~1997
649080711298161439 ~1992
649083831298167679 ~1992
649086591298173199 ~1992
649096933894581599 ~1993
649117191298234399 ~1992
649127031298254079 ~1992
649143295193146339 ~1993
649171615193372899 ~1993
64917197363536303310 ~1996
649179539088513439 ~1994
649206179088886399 ~1994
649217991298435999 ~1992
649227196492271919 ~1994
649247631298495279 ~1992
649266711298533439 ~1992
64928401103885441710 ~1994
64929167363603335310 ~1996
649309191298618399 ~1992
Exponent Prime Factor Digits Year
649332831298665679 ~1992
649333311298666639 ~1992
649353173896119039 ~1993
64935757259743028110 ~1995
64937473298712375910 ~1995
649410773896464639 ~1993
649420791298841599 ~1992
649426791298853599 ~1992
649453191298906399 ~1992
649461533896769199 ~1993
649485115195880899 ~1993
649504516495045119 ~1994
649507791299015599 ~1992
649512231299024479 ~1992
649517391299034799 ~1992
649536775196294179 ~1993
649537431299074879 ~1992
649537933897227599 ~1993
649541631299083279 ~1992
649550631299101279 ~1992
649562631299125279 ~1992
649575831299151679 ~1992
649594373897566239 ~1993
649600375196802979 ~1993
649605591299211199 ~1992
Exponent Prime Factor Digits Year
649630396496303919 ~1994
649637631299275279 ~1992
649638831299277679 ~1992
649667031299334079 ~1992
649670575197364579 ~1993
649683115197464899 ~1993
649699911299399839 ~1992
649738373898430239 ~1993
649738791299477599 ~1992
649748631299497279 ~1992
649755231299510479 ~1992
649756613898539679 ~1993
649756791299513599 ~1992
649757271923281519311 ~1997
649785173898711039 ~1993
649787339097022639 ~1994
649804311299608639 ~1992
649810933898865599 ~1993
649823695198589539 ~1993
649830773898984639 ~1993
649834191299668399 ~1992
649849191299698399 ~1992
649851591299703199 ~1992
649882191299764399 ~1992
649887711299775439 ~1992
Exponent Prime Factor Digits Year
64988801311946244910 ~1995
649919173899515039 ~1993
649951791299903599 ~1992
649970631299941279 ~1992
64998313103997300910 ~1994
649989591299979199 ~1992
649992711299985439 ~1992
649995796499957919 ~1994
65001481104002369710 ~1994
650032191300064399 ~1992
650032933900197599 ~1993
650046831300093679 ~1992
650048391300096799 ~1992
650048511300097039 ~1992
650082591300165199 ~1992
650091591300183199 ~1992
65009353299043023910 ~1995
65010031117018055910 ~1994
65010409143022899910 ~1995
650110813900664879 ~1993
650125431300250879 ~1992
650183631300367279 ~1992
650207991300415999 ~1992
650223831300447679 ~1992
650234631300469279 ~1992
2216
GIMPS The Prime Pages FactorDb.com
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25-06-08