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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
1655307551331061510310 ~2003
1655349383331069876710 ~2003
1655381531331076306310 ~2003
1655430443331086088710 ~2003
1655474039331094807910 ~2003
1655494199331098839910 ~2003
1655495603331099120710 ~2003
1655518499331103699910 ~2003
16555462512979983251911 ~2005
1655559539331111907910 ~2003
1655561639331112327910 ~2003
1655577611331115522310 ~2003
1655640817993384490310 ~2004
16556593371324527469711 ~2005
1655664551331132910310 ~2003
16557557811324604624911 ~2005
1655759593993455755910 ~2004
1655785259331157051910 ~2003
1655786591331157318310 ~2003
1655838659331167731910 ~2003
1655852519331170503910 ~2003
1655871839331174367910 ~2003
16559274591324741967311 ~2005
1655949623331189924710 ~2003
1656008219331201643910 ~2003
Exponent Prime Factor Digits Year
1656010019331202003910 ~2003
1656010991331202198310 ~2003
1656028331331205666310 ~2003
1656048263331209652710 ~2003
1656057059331211411910 ~2003
1656070211331214042310 ~2003
16561065471324885237711 ~2005
1656168911331233782310 ~2003
1656245639331249127910 ~2003
1656258683331251736710 ~2003
1656269963331253992710 ~2003
1656271079331254215910 ~2003
1656396233993837739910 ~2004
1656429497993857698310 ~2004
16564769298944975416711 ~2007
1656482843331296568710 ~2003
1656501251331300250310 ~2003
1656507731331301546310 ~2003
1656510599331302119910 ~2003
16565349472981762904711 ~2005
1656617519331323503910 ~2003
1656631421993978852710 ~2004
1656636911331327382310 ~2003
1656664021993998412710 ~2004
1656714853994028911910 ~2004
Exponent Prime Factor Digits Year
1656858461994115076710 ~2004
16568617493976468197711 ~2006
1656884233994130539910 ~2004
1656973379331394675910 ~2003
1657056853994234111910 ~2004
16570596593976943181711 ~2006
1657112603331422520710 ~2003
1657247639331449527910 ~2003
1657257839331451567910 ~2003
1657377119331475423910 ~2003
16573824591325905967311 ~2005
1657384957994430974310 ~2004
1657388833994433299910 ~2004
1657436939331487387910 ~2003
1657536911331507382310 ~2003
1657644239331528847910 ~2003
16576561932652249908911 ~2005
1657709351331541870310 ~2003
16577101911326168152911 ~2005
1657728491331545698310 ~2003
1657731899331546379910 ~2003
1657793783331558756710 ~2003
1657835339331567067910 ~2003
1657900943331580188710 ~2003
16579077473978978592911 ~2006
Exponent Prime Factor Digits Year
1657972817994783690310 ~2004
1657977731331595546310 ~2003
1658000111331600022310 ~2003
1658079803331615960710 ~2003
1658265599331653119910 ~2003
1658337959331667591910 ~2003
16583738232653398116911 ~2005
1658460623331692124710 ~2003
1658481239331696247910 ~2003
1658489039331697807910 ~2003
16584939891326795191311 ~2005
1658501081995100648710 ~2004
1658596237995157742310 ~2004
1658626283331725256710 ~2003
1658646217995187730310 ~2004
1658663483331732696710 ~2003
1658702579331740515910 ~2003
1658722319331744463910 ~2003
1658751023331750204710 ~2003
1658772023331754404710 ~2003
1658864951331772990310 ~2003
1658870077995322046310 ~2004
1658875499331775099910 ~2003
1658918231331783646310 ~2003
1658920811331784162310 ~2003
4167
GIMPS The Prime Pages FactorDb.com
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26-05-03