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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
138225111105800899 ~1988
13822619276452398 ~1987
13822631276452638 ~1987
13822859276457198 ~1987
138230112211681779 ~1989
138230591382305919 ~1988
13823197829391838 ~1988
138232312488181599 ~1989
13823591276471838 ~1987
138238279123725839 ~1990
13823951276479038 ~1987
13824059276481198 ~1987
138244632211914099 ~1989
13824683276493678 ~1987
13824719276494398 ~1987
13824743276494878 ~1987
13824911276498238 ~1987
138250437742024099 ~1990
13825391276507838 ~1987
13825463276509278 ~1987
13825681829540878 ~1988
138256971935597599 ~1989
13826003276520078 ~1987
13827119276542398 ~1987
13827491276549838 ~1987
Exponent Prime Factor Digits Year
13827637829658238 ~1988
13827743276554878 ~1987
138277433595213199
13828571276571438 ~1987
13828631276572638 ~1987
13828799276575998 ~1987
13828823276576478 ~1987
13829351276587038 ~1987
13829357829761438 ~1988
13829591276591838 ~1987
13829603276592078 ~1987
13829741829784478 ~1988
13830059276601198 ~1987
13830203276604078 ~1987
13830239224049871910 ~1991
13830457829827438 ~1988
138305811106446499 ~1988
13830623276612478 ~1987
13830863276617278 ~1987
138312534149375919 ~1990
13831501829890078 ~1988
13831619276632398 ~1987
13831703276634078 ~1987
138320691936489679 ~1989
138327591106620739 ~1988
Exponent Prime Factor Digits Year
13832771276655438 ~1987
13832999276659998 ~1987
13833119276662398 ~1987
13833857830031438 ~1988
13834823276696478 ~1987
13835051276701038 ~1987
138354737471155439 ~1990
138371391106971139 ~1988
138380214151406319 ~1990
138381612214105779 ~1989
13838483276769678 ~1987
13838543276770878 ~1987
13839251276785038 ~1987
138393471107147779 ~1988
13839359276787198 ~1987
13839383276787678 ~1987
138394391383943919 ~1988
13839577830374638 ~1988
13839599276791998 ~1987
13839971276799438 ~1987
13840061830403678 ~1988
13840451276809038 ~1987
13840613830436798 ~1988
13840919276818398 ~1987
13840943276818878 ~1987
Exponent Prime Factor Digits Year
13841039276820798 ~1987
13841099276821998 ~1987
13841123276822478 ~1987
13841183276823678 ~1987
13841363276827278 ~1987
13841651276833038 ~1987
13841819276836398 ~1987
13841879276837598 ~1987
13841939276838798 ~1987
13842359276847198 ~1987
13842397830543838 ~1988
138425592491660639 ~1989
138428091937993279 ~1989
13843103276862078 ~1987
13843139276862798 ~1987
13843223276864478 ~1987
138432833599253599 ~1989
13843451276869038 ~1987
138435071384350719 ~1988
13843997830639838 ~1988
13844003276880078 ~1987
13844639276892798 ~1987
13845121830707278 ~1988
13845431276908638 ~1987
13845757830745438 ~1988
1205
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25-07-08