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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
28417057392841705739111 ~2007
28417350412273388032911 ~2006
2841810131568362026310 ~2005
28418313898525494167111 ~2008
2841985343568397068710 ~2005
28420594811705235688711 ~2006
2842261871568452374310 ~2005
2842262123568452424710 ~2005
28422664632842266463111 ~2007
2842567811568513562310 ~2005
2842584071568516814310 ~2005
28426475599665001700711 ~2008
2842670783568534156710 ~2005
2842704083568540816710 ~2005
2842792583568558516710 ~2005
2842939499568587899910 ~2005
2842966319568593263910 ~2005
2842976711568595342310 ~2005
2843022239568604447910 ~2005
2843082563568616512710 ~2005
2843230163568646032710 ~2005
2843248571568649714310 ~2005
2843365331568673066310 ~2005
28433732771706023966311 ~2006
28434889036824373367311 ~2008
Exponent Prime Factor Digits Year
2843588519568717703910 ~2005
2843622731568724546310 ~2005
2843734391568746878310 ~2005
28439782331706386939911 ~2006
28440433331706425999911 ~2006
2844239819568847963910 ~2005
28442401876826176448911 ~2008
2844371891568874378310 ~2005
2844422879568884575910 ~2005
2844460499568892099910 ~2005
2844517451568903490310 ~2005
2844688751568937750310 ~2005
2844718991568943798310 ~2005
2844874271568974854310 ~2005
2844904739568980947910 ~2005
2845024211569004842310 ~2005
2845031531569006306310 ~2005
2845068599569013719910 ~2005
2845134503569026900710 ~2005
2845143023569028604710 ~2005
28451939599673659460711 ~2008
2845269191569053838310 ~2005
28454259312845425931111 ~2007
2845433159569086631910 ~2005
28454395733983615402311 ~2007
Exponent Prime Factor Digits Year
28455280331707316819911 ~2006
2845730171569146034310 ~2005
2845737743569147548710 ~2005
2845850879569170175910 ~2005
2845860131569172026310 ~2005
2845863479569172695910 ~2005
28458744172276699533711 ~2006
2845962599569192519910 ~2005
2846035931569207186310 ~2005
2846217431569243486310 ~2005
2846561771569312354310 ~2005
28466807692277344615311 ~2006
2846794271569358854310 ~2005
28469024771708141486311 ~2006
2846996063569399212710 ~2005
2847099611569419922310 ~2005
2847172871569434574310 ~2005
28472897931708373875911 ~2006
2847360731569472146310 ~2005
2847385823569477164710 ~2005
2847389159569477831910 ~2005
2847553259569510651910 ~2005
28475659574556105531311 ~2007
28476342892278107431311 ~2006
28477231811708633908711 ~2006
Exponent Prime Factor Digits Year
28477450733986843102311 ~2007
2847795683569559136710 ~2005
28478330174556532827311 ~2007
2848041431569608286310 ~2005
2848152143569630428710 ~2005
2848155539569631107910 ~2005
28482182771708930966311 ~2006
2848271903569654380710 ~2005
2848342859569668571910 ~2005
2848345991569669198310 ~2005
2848356299569671259910 ~2005
28484077211709044632711 ~2006
28484442712278755416911 ~2006
2848484363569696872710 ~2005
28485072371709104342311 ~2006
2848526231569705246310 ~2005
28486402931709184175911 ~2006
284865804718801143110312 ~2009
2848877039569775407910 ~2005
2848928891569785778310 ~2005
2849056883569811376710 ~2005
28491084014558573441711 ~2007
2849202263569840452710 ~2005
2849380031569876006310 ~2005
2849386511569877302310 ~2005
4278
GIMPS The Prime Pages FactorDb.com
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26-02-08