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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
1556189279311237855910 ~2003
15561971271244957701711 ~2004
1556248511311249702310 ~2003
1556263451311252690310 ~2003
1556291063311258212710 ~2003
1556361011311272202310 ~2003
1556460683311292136710 ~2003
1556493551311298710310 ~2003
1556583239311316647910 ~2003
1556690351311338070310 ~2003
1556730299311346059910 ~2003
15567306192802115114311 ~2005
1556739491311347898310 ~2003
1556757791311351558310 ~2003
1556772839311354567910 ~2003
1556793503311358700710 ~2003
1556820431311364086310 ~2003
1556825639311365127910 ~2003
1556887481934132488710 ~2004
1556899199311379839910 ~2003
1556903891311380778310 ~2003
1557092723311418544710 ~2003
1557141923311428384710 ~2003
1557197303311439460710 ~2003
15572028591245762287311 ~2004
Exponent Prime Factor Digits Year
1557226283311445256710 ~2003
1557228791311445758310 ~2003
1557283439311456687910 ~2003
1557292559311458511910 ~2003
1557308471311461694310 ~2003
15574488591245959087311 ~2004
1557475763311495152710 ~2003
1557532199311506439910 ~2003
1557592321934555392710 ~2004
1557603083311520616710 ~2003
1557666419311533283910 ~2003
15576977811246158224911 ~2004
15576983772492317403311 ~2005
1557719951311543990310 ~2003
1557759053934655431910 ~2004
1557765383311553076710 ~2003
1557843121934705872710 ~2004
1557851759311570351910 ~2003
155786868721187014143312 ~2007
1557952043311590408710 ~2003
1558149431311629886310 ~2003
1558149557934889734310 ~2004
15581727415921056415911 ~2006
1558183619311636723910 ~2003
1558188143311637628710 ~2003
Exponent Prime Factor Digits Year
1558198403311639680710 ~2003
15582372072493179531311 ~2005
1558288691311657738310 ~2003
1558307453934984471910 ~2004
1558384031311676806310 ~2003
1558501523311700304710 ~2003
1558540811311708162310 ~2003
1558583759311716751910 ~2003
1558657873935194723910 ~2004
15586742391246939391311 ~2004
1558689701935213820710 ~2004
15586978971246958317711 ~2004
1558700651311740130310 ~2003
1558845083311769016710 ~2003
1558917803311783560710 ~2003
155892160115901000330312 ~2007
1558997039311799407910 ~2003
15590791491247263319311 ~2004
15590819211247265536911 ~2004
1559082491311816498310 ~2003
1559109263311821852710 ~2003
1559113151311822630310 ~2003
1559260739311852147910 ~2003
1559265563311853112710 ~2003
1559413319311882663910 ~2003
Exponent Prime Factor Digits Year
1559530859311906171910 ~2003
1559601863311920372710 ~2003
1559641103311928220710 ~2003
15596788937174522907911 ~2006
1559711039311942207910 ~2003
1559711221935826732710 ~2004
1559736611311947322310 ~2003
1559738857935843314310 ~2004
1559766119311953223910 ~2003
15597734691247818775311 ~2004
15597917112807625079911 ~2005
1559827943311965588710 ~2003
15598405071247872405711 ~2004
1559889563311977912710 ~2003
1559902559311980511910 ~2003
155993148110919520367112 ~2007
1559973251311994650310 ~2003
1560000839312000167910 ~2003
1560067511312013502310 ~2003
15600891192808160414311 ~2005
1560223079312044615910 ~2003
1560283973936170383910 ~2004
1560324851312064970310 ~2003
1560341231312068246310 ~2003
15604292896241717156111 ~2006
3918
GIMPS The Prime Pages FactorDb.com
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25-11-17