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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
5513723110274478 ~1984
5514023110280478 ~1984
5514077330844638 ~1985
5514209441136738 ~1985
55142531323420739 ~1986
5514343882294898 ~1986
5514521330871278 ~1985
5514563110291278 ~1984
5514571882331378 ~1986
5514581330874878 ~1985
5514667551466718 ~1985
5514689772056478 ~1986
5514697330881838 ~1985
5514797441183778 ~1985
5514863110297278 ~1984
5515019110300398 ~1984
5515087551508718 ~1985
5515091992716398 ~1986
5515151110303038 ~1984
5515271110305438 ~1984
5515397330923838 ~1985
5515501330930078 ~1985
5515619110312398 ~1984
5516123110322478 ~1984
5516237330974238 ~1985
Exp. Prime Factor Digits Year
5516471110329438 ~1984
5516639110332798 ~1984
5516647551664718 ~1985
5516723110334478 ~1984
55169398937441199 ~1988
5517059110341198 ~1984
5517067551706718 ~1985
5517209772409278 ~1986
55172571324141699 ~1986
55173131213808879 ~1986
5517419441393538 ~1985
5517599441407938 ~1985
55176673531306899 ~1987
5517727551772718 ~1985
5517839110356798 ~1984
5517893331073598 ~1985
5517977331078638 ~1985
5518397331103838 ~1985
5518913189850607310 ~1989
5519159110383198 ~1984
5519299993473838 ~1986
5519447441555778 ~1985
5519453331167198 ~1985
5519639993535038 ~1986
5520017331201038 ~1985
Exp. Prime Factor Digits Year
5520059110401198 ~1984
5520083110401678 ~1984
5520191110403838 ~1984
5520323110406478 ~1984
5520421331225278 ~1985
5520553331233198 ~1985
5520677441654178 ~1985
5520769506806594310 ~1990
5520863110417278 ~1984
55209131325019139 ~1986
5520923110418478 ~1984
5521133331267998 ~1985
5521181441694498 ~1985
5521199110423998 ~1984
5521213883394098 ~1986
55213013975336739 ~1987
5521559110431198 ~1984
5521693883470898 ~1986
5521697331301838 ~1985
5522039441763138 ~1985
5522063110441278 ~1984
5522137331328238 ~1985
5522203883552498 ~1986
5522261331335678 ~1985
5522281331336878 ~1985
Exp. Prime Factor Digits Year
5522393331343598 ~1985
5522411110448238 ~1984
5522519110450398 ~1984
55225271325406499 ~1986
5522999110459998 ~1984
5523131441850498 ~1985
5523481883756978 ~1986
5523541331412478 ~1985
55241591325798179 ~1986
5524219552421918 ~1985
5524279552427918 ~1985
5524331110486638 ~1984
5524357331461438 ~1985
5524513883922098 ~1986
5524523110490478 ~1984
5524691110493838 ~1984
5524691441975298
5525053331503198 ~1985
55250871436522639 ~1986
5525183110503678 ~1984
55251831768058579
55252512652120499 ~1987
5525453773563438 ~1986
5525519110510398 ~1984
5525581331534878 ~1985
718
GIMPS The Prime Pages FactorDb.com
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25-04-13