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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
59904781898571715110 ~1996
599055111198110239 ~1992
599076915990769119 ~1993
59907781131797118310 ~1994
599081115990811119 ~1993
599082379585317939 ~1994
599088413594530479 ~1993
599123813594742879 ~1993
599130111198260239 ~1992
599182911198365839 ~1992
599184591198369199 ~1992
599184711198369439 ~1992
599187733595126399 ~1993
599192213595153279 ~1993
599209333595255999 ~1993
599215311198430639 ~1992
599218431198436879 ~1992
599225391198450799 ~1992
599229591198459199 ~1992
599238591198477199 ~1992
599246933595481599 ~1993
599277231198554479 ~1992
599281311198562639 ~1992
599294094794352739 ~1993
599330631198661279 ~1992
Exponent Prime Factor Digits Year
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
599547373597284239 ~1993
599604413597626479 ~1993
599623791199247599 ~1992
599629373597776239 ~1993
599633031199266079 ~1992
599639991199279999 ~1992
599644791199289599 ~1992
599645631199291279 ~1992
599657511199315039 ~1992
Exponent Prime Factor Digits Year
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
599818431199636879 ~1992
599824311199648639 ~1992
599850831199701679 ~1992
599877711199755439 ~1992
599880111199760239 ~1992
59989207347937400710 ~1995
599911431199822879 ~1992
599931591199863199 ~1992
599946111199892239 ~1992
599985111199970239 ~1992
Exponent Prime Factor Digits Year
599989431199978879 ~1992
599992573599955439 ~1993
59999629131999183910 ~1994
600014338400200639 ~1994
60003341180010023110 ~1995
600043191200086399 ~1992
600049911200099839 ~1992
600052074800416579 ~1993
600083031200166079 ~1992
600092031200184079 ~1992
600097911200195839 ~1992
600101991200203999 ~1992
600102591200205199 ~1992
600110511200221039 ~1992
600140391200280799 ~1992
600141831200283679 ~1992
600144591200289199 ~1992
600159711200319439 ~1992
600186591200373199 ~1992
600190791200381599 ~1992
600214311200428639 ~1992
600223311200446639 ~1992
600231294801850339 ~1993
600236991200473999 ~1992
600253911200507839 ~1992
2134
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25-04-13