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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
2002531200253118 ~1982
2002613280365838 ~1982
2002661120159678 ~1981
200288340057677 ~1980
2002907360523278 ~1983
200291940058397 ~1980
2002919160233538
2002997160239778 ~1982
200305140061037 ~1980
2003083200308318 ~1982
200315940063197 ~1980
2003201160256098 ~1982
20032371121812739 ~1984
2003387480812898 ~1983
200341140068237 ~1980
200359140071837 ~1980
200372340074477 ~1980
2003767200376718 ~1982
2003927160314178 ~1982
200399940079997 ~1980
2003999160319938
2003999641279698
2004001120240078 ~1981
20040176533095439 ~1986
2004029601208718 ~1983
Exp. Prime Factor Digits Year
2004137120248238 ~1981
2004377160350178 ~1982
2004539481089378 ~1983
2004731521230078 ~1983
2004787200478718 ~1982
200483940096797 ~1980
200491140098237 ~1980
2004991320798578 ~1982
2004991842096238
200531940106397 ~1980
200533140106637 ~1980
2005387200538718 ~1982
20053971082914399 ~1984
200573940114797 ~1980
200585940117197 ~1980
2005877280822798 ~1982
200593140118637 ~1980
2005937120356238 ~1981
2005937160474978
2005981441315838 ~1983
2006021160481698 ~1982
20060212046141439
2006141601842318 ~1983
200618340123677 ~1980
2006231160498498 ~1982
Exp. Prime Factor Digits Year
2006273280878238 ~1982
2006353120381198 ~1981
2006549963143538 ~1984
200657940131597 ~1980
2006579481578978
200678340135677 ~1980
200689140137837 ~1980
2006891160551298
20069596261712099 ~1986
2007053481692738 ~1983
2007091321134578 ~1982
200725140145037 ~1980
2007307200730718 ~1982
2007307361315278
20073071324822639
20073471324849039 ~1984
200743140148637 ~1980
2007437120446238 ~1981
2007773281088238 ~1982
200789940157997 ~1980
2007961441751438 ~1983
2007979361436238 ~1983
2008049160643938 ~1982
2008079843393198 ~1983
2008121120487278 ~1981
Exp. Prime Factor Digits Year
2008151160652098 ~1982
2008213481971138 ~1983
2008327361498878 ~1983
2008327481998498
2008379160670338 ~1982
2008571843599838 ~1983
2008621120517278 ~1981
2008673120520398 ~1981
200867940173597 ~1980
2008709160696738 ~1982
200876340175277 ~1980
2008807200880718 ~1982
2008817120529038 ~1981
200882340176477 ~1980
2008871160709698 ~1982
2009039361627038 ~1983
2009083157913923910 ~1987
2009321120559260110 ~1986
2009387160750978 ~1982
200960340192077 ~1980
2009669160773538 ~1982
2009719200971918 ~1982
200978340195677 ~1980
200983140196637 ~1980
20098571085322799 ~1984
383
GIMPS The Prime Pages FactorDb.com
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25-04-13