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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 Dig. Year
65651224191313024483911 ~2008
65651504511313030090311 ~2008
65652903831313058076711 ~2008
65657060995252564879311 ~2009
65658570591313171411911 ~2008
65662620231313252404711 ~2008
65665126191313302523911 ~2008
65666420511313328410311 ~2008
65667460133940047607911 ~2009
65670036711313400734311 ~2008
656717239310507475828912 ~2010
65674996431313499928711 ~2008
65678463711313569274311 ~2008
65681853111313637062311 ~2008
65685605413941136324711 ~2009
65687891631313757832711 ~2008
65688430911313768618311 ~2008
656899647111824193647912 ~2010
65694723231313894464711 ~2008
65694895813941693748711 ~2009
65696538173941792290311 ~2009
65703673191314073463911 ~2008
65704916391314098327911 ~2008
65705725791314114515911 ~2008
65706331311314126626311 ~2008
Exponent Prime Factor Dig. Year
65707942311314158846311 ~2008
65708587791314171755911 ~2008
65708614911314172298311 ~2008
657089736710513435787312 ~2010
65709377573942562654311 ~2009
65714698431314293968711 ~2008
65715922311314318446311 ~2008
65716501191314330023911 ~2008
65716665111314333302311 ~2008
65716793991314335879911 ~2008
65719194133943151647911 ~2009
65722550511314451010311 ~2008
65724756413943485384711 ~2009
65726810511314536210311 ~2008
65727832791314556655911 ~2008
65730000733943800043911 ~2009
65730360231314607204711 ~2008
65731316476573131647111 ~2009
65731672573943900354311 ~2009
65733280311314665606311 ~2008
657348415310517574644912 ~2010
65735792476573579247111 ~2009
65736035391314720707911 ~2008
65736201775258896141711 ~2009
657382380110518118081712 ~2010
Exponent Prime Factor Dig. Year
65739304911314786098311 ~2008
65742966111314859322311 ~2008
65743080111314861602311 ~2008
65744873031314897460711 ~2008
65745618591314912371911 ~2008
65746316991314926339911 ~2008
65747073711314941474311 ~2008
65747134791314942695911 ~2008
65747867413944872044711 ~2009
65749715631314994312711 ~2008
65750719311315014386311 ~2008
65752695831315053916711 ~2008
65752927213945175632711 ~2009
65754452031315089040711 ~2008
65755658773945339526311 ~2009
657578188711836407396712 ~2010
65758198191315163963911 ~2008
65760979431315219588711 ~2008
65762855631315257112711 ~2008
65765547231315310944711 ~2008
65766198231315323964711 ~2008
65768680191315373603911 ~2008
65769818631315396372711 ~2008
65770849311315416986311 ~2008
65771033213946261992711 ~2009
Exponent Prime Factor Dig. Year
65772702111315454042311 ~2008
65775011631315500232711 ~2008
65775818631315516372711 ~2008
65777446876577744687111 ~2009
657794284951307954222312 ~2012
65779657431315593148711 ~2008
65779788111315595762311 ~2008
65780211111315604222311 ~2008
65783084631315661692711 ~2008
65785209111315704182311 ~2008
65785276911315705538311 ~2008
65790856191315817123911 ~2008
65795302013947718120711 ~2009
657984580914475660779912 ~2010
65801184591316023691911 ~2008
65801740191316034803911 ~2008
65804432631316088652711 ~2008
65805815991316116319911 ~2008
65806028631316120572711 ~2008
65808328933948499735911 ~2009
65818316991316366339911 ~2008
65819135875265530869711 ~2009
65819178831316383576711 ~2008
65820798111316415962311 ~2008
65821841391316436827911 ~2008
4587
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5.366.787 digits 		e-mail
26-02-08