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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
649453191298906399 ~1992
649453431298906879 ~1992
649461533896769199 ~1993
649485115195880899 ~1994
649504516495045119 ~1994
649507791299015599 ~1992
649512231299024479 ~1992
649517391299034799 ~1992
649536775196294179 ~1994
649537431299074879 ~1992
649537933897227599 ~1993
649541631299083279 ~1992
649550631299101279 ~1992
649562631299125279 ~1992
649574236495742319 ~1994
649575831299151679 ~1992
649594373897566239 ~1993
649600375196802979 ~1994
649605591299211199 ~1992
649630396496303919 ~1994
649637631299275279 ~1992
649638831299277679 ~1992
649667031299334079 ~1992
649670575197364579 ~1994
649683115197464899 ~1994
Exponent Prime Factor Digits Year
649699911299399839 ~1992
649738373898430239 ~1993
649738791299477599 ~1992
649748631299497279 ~1992
649755231299510479 ~1992
649756613898539679 ~1993
649756791299513599 ~1992
649757271923281519311 ~1997
649772875198182979 ~1994
649776231299552479 ~1992
649785173898711039 ~1993
649787339097022639 ~1994
649799511299599039 ~1992
649804311299608639 ~1992
649809831299619679 ~1992
649810933898865599 ~1993
649823695198589539 ~1994
649830773898984639 ~1993
649834191299668399 ~1992
649849191299698399 ~1992
649851591299703199 ~1992
649882191299764399 ~1992
649887711299775439 ~1992
64988801311946244910 ~1995
649888876498888719 ~1994
Exponent Prime Factor Digits Year
649919173899515039 ~1993
649922875199382979 ~1994
649951791299903599 ~1992
649970631299941279 ~1992
64998313103997300910 ~1994
649989591299979199 ~1992
649992711299985439 ~1992
649995796499957919 ~1994
649998711299997439 ~1992
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
650137191300274399 ~1992
650183631300367279 ~1992
650207991300415999 ~1992
Exponent Prime Factor Digits Year
650223831300447679 ~1992
650234631300469279 ~1992
650235711300471439 ~1992
650243573901461439 ~1993
650251791300503599 ~1992
650255573901533439 ~1993
650270476502704719 ~1994
650276391300552799 ~1992
650326195202609539 ~1994
650367591300735199 ~1992
650367711300735439 ~1992
650380191300760399 ~1992
650395311300790639 ~1992
650419791300839599 ~1992
650437911300875839 ~1992
650442111300884239 ~1992
650446495203571939 ~1994
65044741104071585710 ~1994
650450631300901279 ~1992
650452431300904879 ~1992
65046221364258837710 ~1996
650482791300965599 ~1992
650485396504853919 ~1994
650487711300975439 ~1992
65049893364279400910 ~1996
2430
GIMPS The Prime Pages FactorDb.com
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26-05-03