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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
506380151101276030310 ~1999
506397659101279531910 ~1999
506403203101280640710 ~1999
506417761303850656710 ~2000
506425103101285020710 ~1999
506432831101286566310 ~1999
506444723101288944710 ~1999
506456243101291248710 ~1999
506483699101296739910 ~1999
506483951101296790310 ~1999
506486471101297294310 ~1999
506497577303898546310 ~2000
506527531810444049710 ~2001
506552441405241952910 ~2000
506559661303935796710 ~2000
506571193303942715910 ~2000
506589781303953868710 ~2000
506590277405272221710 ~2000
506616251101323250310 ~1999
506625023101325004710 ~1999
506626663810602660910 ~2001
506630543101326108710 ~1999
506675201405340160910 ~2000
5066987213648230791311 ~2003
506732351101346470310 ~1999
Exponent Prime Factor Digits Year
506737397304042438310 ~2000
506755727405404581710 ~2000
506759441304055664710 ~2000
506777651101355530310 ~1999
506785463101357092710 ~1999
506789197304073518310 ~2000
506800163101360032710 ~1999
506800439101360087910 ~1999
506802503101360500710 ~1999
506805119101361023910 ~1999
506833763101366752710 ~1999
506846771101369354310 ~1999
506858123101371624710 ~1999
5068659492432956555311 ~2002
50686768711049715576712 ~2004
506869691101373938310 ~1999
506871191101374238310 ~1999
506914799101382959910 ~1999
506921939101384387910 ~1999
506922007506922007110 ~2001
506928563101385712710 ~1999
506935991101387198310 ~1999
5069427672433325281711 ~2002
506964791101392958310 ~1999
506967971101393594310 ~1999
Exponent Prime Factor Digits Year
507000743101400148710 ~1999
507047291101409458310 ~1999
507057179101411435910 ~1999
507068351101413670310 ~1999
507079151101415830310 ~1999
5070833631318416743911 ~2002
507101183101420236710 ~1999
507110783101422156710 ~1999
507114197405691357710 ~2000
507123101304273860710 ~2000
507143831101428766310 ~1999
507163463101432692710 ~1999
507170291101434058310 ~1999
507171239101434247910 ~1999
507171443101434288710 ~1999
507179171101435834310 ~1999
507181679101436335910 ~1999
507186847507186847110 ~2001
507196463101439292710 ~1999
507214979101442995910 ~1999
507221471101444294310 ~1999
507249551101449910310 ~1999
5072687931217445103311 ~2002
507290099101458019910 ~1999
507313361304388016710 ~2000
Exponent Prime Factor Digits Year
507316553304389931910 ~2000
507317159101463431910 ~1999
507320641811713025710 ~2001
507331633811730612910 ~2001
507351263101470252710 ~1999
507396959101479391910 ~1999
507401423101480284710 ~1999
507413999101482799910 ~1999
507427751101485550310 ~1999
507432613304459567910 ~2000
507447131101489426310 ~1999
507455579101491115910 ~1999
507462491405969992910 ~2000
507469003811950404910 ~2001
507470699101494139910 ~1999
507491639101498327910 ~1999
507493799101498759910 ~1999
507522863101504572710 ~1999
507527771101505554310 ~1999
5075372574872357667311 ~2003
507538403101507680710 ~1999
507561479101512295910 ~1999
507562343101512468710 ~1999
507566483101513296710 ~1999
507568417304541050310 ~2000
3183
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25-04-20