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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
2287150314574300639 ~1996
228715741137229444710 ~1997
2287208514574417039 ~1996
2287325514574651039 ~1996
228732967548959120910 ~1999
2287368834574737679 ~1996
228740381137244228710 ~1997
2287404834574809679 ~1996
2287422714574845439 ~1996
2287425234574850479 ~1996
228762409503277299910 ~1999
2287637514575275039 ~1996
228766933137260159910 ~1997
228771013366033620910 ~1998
2287762794575525599 ~1996
228778457137267074310 ~1997
2287840914575681839 ~1996
228788717183030973710 ~1998
2287914714575829439 ~1996
2287921314575842639 ~1996
2287931394575862799 ~1996
2287955514575911039 ~1996
228800281137280168710 ~1997
2288059194576118399 ~1996
2288086914576173839 ~1996
Exponent Prime Factor Digits Year
2288144034576288079 ~1996
228820511961046146310 ~2000
2288231034576462079 ~1996
2288245011281417205711 ~2000
2288372394576744799 ~1996
2288416314576832639 ~1996
2288444394576888799 ~1996
2288494935309308237711 ~2001
228852133137311279910 ~1997
2288540394577080799 ~1996
228857119228857119110 ~1998
2288590794577181599 ~1996
2288619114577238239 ~1996
2288626914577253839 ~1996
2288642994577285999 ~1996
2288658594577317199 ~1996
2288667834577335679 ~1996
2288769114577538239 ~1996
228880181183104144910 ~1998
2288811714577623439 ~1996
2288850114577700239 ~1996
2288858514577717039 ~1996
2288927994577855999 ~1996
2288966634577933279 ~1996
228905857137343514310 ~1997
Exponent Prime Factor Digits Year
2289164634578329279 ~1996
228916757549400216910 ~1999
228918253137350951910 ~1997
2289206034578412079 ~1996
2289216594578433199 ~1996
2289251994578503999 ~1996
228925511183140408910 ~1998
228925559183140447310 ~1998
228932657137359594310 ~1997
2289369594578739199 ~1996
2289371994578743999 ~1996
228937927228937927110 ~1998
2289432594578865199 ~1996
2289440994578881999 ~1996
228954863732655561710 ~1999
2289623994579247999 ~1996
2289739194579478399 ~1996
2289747834579495679 ~1996
2289760194579520399 ~1996
2289786114579572239 ~1996
228980441183184352910 ~1998
228988603228988603110 ~1998
2289913194579826399 ~1996
2290129914580259839 ~1996
229013401366421441710 ~1998
Exponent Prime Factor Digits Year
2290156794580313599 ~1996
2290250634580501279 ~1996
2290323114580646239 ~1996
2290326234580652479 ~1996
229035857183228685710 ~1998
229043393137426035910 ~1997
229049473137429683910 ~1997
229062857137437714310 ~1997
2290652514581305039 ~1996
229066757137440054310 ~1997
2290700297101170899111 ~2002
2290758594581517199 ~1996
2290879314581758639 ~1996
2290889634581779279 ~1996
2290929594581859199 ~1996
2290988394581976799 ~1996
2291016234582032479 ~1996
2291043834582087679 ~1996
2291075034582150079 ~1996
2291097114582194239 ~1996
2291111634582223279 ~1996
2291138514582277039 ~1996
2291179692153708908711 ~2000
2291193234582386479 ~1996
229132979183306383310 ~1998
2836
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25-05-04