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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
52158434391043168687911 ~2007
52158876173129532570311 ~2008
52159570137302339818311 ~2009
52160415591043208311911 ~2007
52160958773129657526311 ~2008
52161388311043227766311 ~2007
52161537111043230742311 ~2007
52165902591043318051911 ~2007
52167198474173375877711 ~2008
52168279911043365598311 ~2007
52171809018347489441711 ~2009
52172182074173774565711 ~2008
52172243391043444867911 ~2007
52175480511043509610311 ~2007
52175824933130549495911 ~2008
52177077831043541556711 ~2007
52177840799392011342311 ~2009
52177917831043558356711 ~2007
52178898111043577962311 ~2007
52179144591043582891911 ~2007
521793871121915342586312 ~2010
52181114391043622287911 ~2007
52184333933131060035911 ~2008
52186771431043735428711 ~2007
52186818831043736376711 ~2007
Exponent Prime Factor Dig. Year
52188501831043770036711 ~2007
52194676791043893535911 ~2007
52196473791043929475911 ~2007
52197397431043947948711 ~2007
52200077391044001547911 ~2007
52200529911044010598311 ~2007
52207454173132447250311 ~2008
52209708013132582480711 ~2008
52209811194176784895311 ~2008
52210187391044203747911 ~2007
52211040231044220804711 ~2007
52211358533132681511911 ~2008
52214480031044289600711 ~2007
52215084591044301691911 ~2007
522156256912531750165712 ~2010
52217313231044346264711 ~2007
52217661111044353222311 ~2007
52221327591044426551911 ~2007
52222485297311147940711 ~2009
52223123511044462470311 ~2007
52225341711044506834311 ~2007
52229764311044595286311 ~2007
52231257231044625144711 ~2007
52231763031044635260711 ~2007
52233222613133993356711 ~2008
Exponent Prime Factor Dig. Year
52233440991044668819911 ~2007
52233753373134025202311 ~2008
52234820031044696400711 ~2007
52235545791044710915911 ~2007
52236359094178908727311 ~2008
52241297533134477851911 ~2008
522453562312538885495312 ~2010
52246107373134766442311 ~2008
52247580231044951604711 ~2007
52248002573134880154311 ~2008
52248440718359750513711 ~2009
52248841911044976838311 ~2007
52249069431044981388711 ~2007
52250094591045001891911 ~2007
52251402231045028044711 ~2007
52254226191045084523911 ~2007
52255215831045104316711 ~2007
52256591573135395494311 ~2008
52258355511045167110311 ~2007
52259066631045181332711 ~2007
52259950911045199018311 ~2007
52260025431045200508711 ~2007
52262803311045256066311 ~2007
52263457911045269158311 ~2007
52265172918362427665711 ~2009
Exponent Prime Factor Dig. Year
52267414973136044898311 ~2008
52268435991045368719911 ~2007
522732241121954754126312 ~2010
52273477431045469548711 ~2007
52273808533136428511911 ~2008
52275861591045517231911 ~2007
52276495791045529915911 ~2007
522765198124047199112712 ~2010
52277160831045543216711 ~2007
52278764631045575292711 ~2007
52280124231045602484711 ~2007
52284277973137056678311 ~2008
52285027013137101620711 ~2008
52288047231045760944711 ~2007
52288144431045762888711 ~2007
52289431431045788628711 ~2007
522902912321961922316712 ~2010
52290499578366479931311 ~2009
52290502311045810046311 ~2007
52294969911045899398311 ~2007
52295121315229512131111 ~2009
52295414031045908280711 ~2007
52296551697321517236711 ~2009
52300944831046018896711 ~2007
52301398573138083914311 ~2008
4125
GIMPS The Prime Pages FactorDb.com
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25-06-01