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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
12941843258836878 ~1987
129419091035352739 ~1988
12941963258839278 ~1987
129420671294206719 ~1988
12942179258843598 ~1987
12942791258855838 ~1987
12942983258859678 ~1987
12943223258864478 ~1987
12943507178620396710 ~1991
129435312070964979 ~1989
12943751258875038 ~1987
12943873776632398 ~1988
129439611035516899 ~1988
12944159258883198 ~1987
12944231258884638 ~1987
12944717776683038 ~1988
129453911294539119 ~1988
129456771035654179 ~1988
12945841776750478 ~1988
12946019258920398 ~1987
129461333107071939 ~1989
12946319258926398 ~1987
12946777776806638 ~1988
12946883258937678 ~1987
12946931258938638 ~1987
Exponent Prime Factor Digits Year
12946991258939838 ~1987
129470691035765539 ~1988
129470711294707119 ~1988
129473511035788099 ~1988
12947381776842878 ~1988
12947411258948238 ~1987
12947639258952798 ~1987
12948371258967438 ~1987
12949439258988798 ~1987
12949501776970078 ~1988
12949511258990238 ~1987
12949523258990478 ~1987
129497872330961679 ~1989
12949883258997678 ~1987
129499311035994499 ~1988
129501294144041299 ~1989
12950291259005838 ~1987
12950303259006078 ~1987
12950579259011598 ~1987
12950831259016638 ~1987
12950891259017838 ~1987
129514312331257599 ~1989
12951563259031278 ~1987
12951853777111198 ~1988
12951959259039198 ~1987
Exponent Prime Factor Digits Year
129522291813312079 ~1989
12952799259055998 ~1987
12953159259063198 ~1987
12953399259067998 ~1987
129533999326447299
129542395440780399 ~1990
12954299259085998 ~1987
129544632072714099 ~1989
12954611259092238 ~1987
12954719259094398 ~1987
129551331813718639 ~1989
12955259259105198 ~1987
12955531365345974310 ~1992
12956137194342055110 ~1991
12956759259135198 ~1987
12956903259138078 ~1987
129571491036571939 ~1988
129572931814021039 ~1989
12957419259148398 ~1987
12957457777447438 ~1988
12957611259152238 ~1987
12957839259156798 ~1987
12957911259158238 ~1987
129583971036671779 ~1988
12958433777505998 ~1988
Exponent Prime Factor Digits Year
12958691259173838 ~1987
12958859259177198 ~1987
12958919259178398 ~1987
12958921777535278 ~1988
12959123259182478 ~1987
12959183259183678 ~1987
12959351259187038 ~1987
12959399259187998 ~1987
129595791036766339 ~1988
129596591295965919 ~1988
129598011036784099 ~1988
12959819259196398 ~1987
12959939259198798 ~1987
129601631296016319 ~1988
12960191259203838 ~1987
12960719259214398 ~1987
12960901777654078 ~1988
12961499259229998 ~1987
129614999332279299
129615671296156719 ~1988
12961691259233838 ~1987
129618674407034799 ~1990
12961919259238398 ~1987
129619872333157679 ~1989
12962003259240078 ~1987
1194
GIMPS The Prime Pages FactorDb.com
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25-11-02