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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
598560591197121199 ~1992
598604391197208799 ~1992
598615191197230399 ~1992
598645373591872239 ~1993
598653591197307199 ~1992
598696333592177999 ~1993
598715511197431039 ~1992
598726431197452879 ~1992
598728533592371199 ~1993
598733991197467999 ~1992
598745094789960739 ~1993
598750914790007299 ~1993
598761231197522479 ~1992
598766991197533999 ~1992
598780614790244899 ~1993
598794711197589439 ~1992
598795914790367299 ~1993
598800111197600239 ~1992
598825191197650399 ~1992
598828431197656879 ~1992
598831191197662399 ~1992
598836231197672479 ~1992
598844595988445919 ~1993
598868214790945699 ~1993
59891387107804496710 ~1994
Exponent Prime Factor Digits Year
598919835989198319 ~1993
598929711197859439 ~1992
598935773593614639 ~1993
598943391197886799 ~1992
598957791197915599 ~1992
598962111197924239 ~1992
599013111198026239 ~1992
59904161191693315310 ~1995
59904781898571715110 ~1996
599055111198110239 ~1992
599076915990769119 ~1993
59907781131797118310 ~1994
599081115990811119 ~1993
599082379585317939 ~1994
599088413594530479 ~1993
599101311198202639 ~1992
599123813594742879 ~1993
599130111198260239 ~1992
599182911198365839 ~1992
599184591198369199 ~1992
599184711198369439 ~1992
599187733595126399 ~1993
599192213595153279 ~1993
599209333595255999 ~1993
599215311198430639 ~1992
Exponent Prime Factor Digits Year
599218431198436879 ~1992
599225391198450799 ~1992
599229591198459199 ~1992
599238591198477199 ~1992
599246933595481599 ~1993
599277231198554479 ~1992
599281311198562639 ~1992
599294094794352739 ~1993
599330631198661279 ~1992
599347791198695599 ~1992
599351933596111599 ~1993
599354511198709039 ~1992
599363511198727039 ~1992
599366991198733999 ~1992
599367711198735439 ~1992
599368791198737599 ~1992
599392791198785599 ~1992
599422933596537599 ~1993
599467378392543199 ~1994
599469114795752899 ~1993
59948219623461477710 ~1996
59948689143876853710 ~1994
599488911198977839 ~1992
599504631199009279 ~1992
599520413597122479 ~1993
Exponent Prime Factor Digits Year
599533639592538099 ~1994
599547373597284239 ~1993
599604413597626479 ~1993
599623791199247599 ~1992
599629373597776239 ~1993
599633031199266079 ~1992
599639991199279999 ~1992
599644791199289599 ~1992
599645631199291279 ~1992
599657511199315039 ~1992
599659431199318879 ~1992
599689333598135999 ~1993
599695431199390879 ~1992
59969939107945890310 ~1994
599714511199429039 ~1992
599725791199451599 ~1992
599732991199465999 ~1992
599733111199466239 ~1992
599753391199506799 ~1992
599768031199536079 ~1992
599771631199543279 ~1992
599776791199553599 ~1992
599792991199585999 ~1992
599805594798444739 ~1993
59981023143954455310 ~1994
2188
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25-07-08