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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
196127809193922556183911 ~2011
1961360892111768165352712 ~2013
196139429633922788592711 ~2011
196150057193923001143911 ~2011
196166578433923331568711 ~2011
196167096113923341922311 ~2011
196168006617654...17922314 2025
1961776249919617762499112 ~2013
196205848433924116968711 ~2011
1962237264719622372647112 ~2013
1962284312915698274503312 ~2013
1962337089119623370891112 ~2013
196234492913924689858311 ~2011
196241788913924835778311 ~2011
1962436516111774619096712 ~2013
196244431313924888626311 ~2011
1962510349311775062095912 ~2013
1962526531311775159187912 ~2013
196257428633925148572711 ~2011
1962583876751027180794312 ~2014
196261489913925229798311 ~2011
196282306913925646138311 ~2011
196284260993925685219911 ~2011
196290845513925816910311 ~2011
196319296793926385935911 ~2011
Exponent Prime Factor Dig. Year
1963199233311779195399912 ~2013
1963238404319632384043112 ~2013
196340321633926806432711 ~2011
196345058993926901179911 ~2011
196348087313926961746311 ~2011
196371249113927424982311 ~2011
196381470593927629411911 ~2011
1963835419311783012515912 ~2013
196385593793927711875911 ~2011
196390162193927803243911 ~2011
1963932997311783597983912 ~2013
196394021033927880420711 ~2011
196394466113927889322311 ~2011
1963966589327495532250312 ~2014
196399276913927985538311 ~2011
196399829033927996580711 ~2011
196401076313928021526311 ~2011
196408131833928162636711 ~2011
1964083018947137992453712 ~2014
196420143833928402876711 ~2011
196437880913928757618311 ~2011
196438162433928763248711 ~2011
1964439419311786636515912 ~2013
1964585479311787512875912 ~2013
1964619571311787717427912 ~2013
Exponent Prime Factor Dig. Year
1964660563311787963379912 ~2013
196466232113929324642311 ~2011
196469017793929380355911 ~2011
1964824006347155776151312 ~2014
196489811513929796230311 ~2011
196504404833930088096711 ~2011
1965063853711790383122312 ~2013
1965100119711790600718312 ~2013
1965152166111790912996712 ~2013
196522133633930442672711 ~2011
196543769393930875387911 ~2011
196546907033930938140711 ~2011
196566839993931336799911 ~2011
196570223513931404470311 ~2011
196573870313931477406311 ~2011
196580617433931612348711 ~2011
196580791793931615835911 ~2011
196583879393931677587911 ~2011
1965911540915727292327312 ~2013
196592342513931846850311 ~2011
196595111393931902227911 ~2011
196597853633931957072711 ~2011
196598973713931979474311 ~2011
196626477593932529551911 ~2011
196628407793932568155911 ~2011
Exponent Prime Factor Dig. Year
196629261833932585236711 ~2011
196632562193932651243911 ~2011
196634965193932699303911 ~2011
196649652233932993044711 ~2011
196651780793933035615911 ~2011
1966688653715733509229712 ~2013
196669779233933395584711 ~2011
196686323393933726467911 ~2011
196688023433933760468711 ~2011
196706410313934128206311 ~2011
196720251233934405024711 ~2011
1967268865311803613191912 ~2013
196728057593934561151911 ~2011
196732462913934649258311 ~2011
1967380015115739040120912 ~2013
196738644713934772894311 ~2011
196757971913935159438311 ~2011
1967752679327548537510312 ~2014
196783576313935671526311 ~2011
196793516513935870330311 ~2011
196796968313935939366311 ~2011
1967986074111807916444712 ~2013
196801020593936020411911 ~2011
196820504993936410099911 ~2011
196826279633936525592711 ~2011
5250
GIMPS The Prime Pages FactorDb.com
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26-08-02