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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
726829191453658399 ~1992
72685027247129091910 ~1995
726857031453714079 ~1992
726863631453727279 ~1992
726866391453732799 ~1992
726878991453757999 ~1992
726887395815099139 ~1994
726889191453778399 ~1992
726914991453829999 ~1992
726936111453872239 ~1992
726958911453917839 ~1992
726966711453933439 ~1992
726968391453936799 ~1992
726973675815789379 ~1994
726974631453949279 ~1992
726977391453954799 ~1992
726993534361961199 ~1994
727035111454070239 ~1992
727049214362295279 ~1994
727053831454107679 ~1992
72706927247203551910 ~1995
727071111454142239 ~1992
727074831454149679 ~1992
72708863305377224710 ~1996
727091391454182799 ~1992
Exponent Prime Factor Digits Year
727093614362561679 ~1994
727113677271136719 ~1994
727128831454257679 ~1992
727154631454309279 ~1992
727166031454332079 ~1992
727184031454368079 ~1992
727200711454401439 ~1992
727230111454460239 ~1992
727261911454523839 ~1992
727263831454527679 ~1992
727264311454528639 ~1992
727276191454552399 ~1992
727295837272958319 ~1994
727305711454611439 ~1992
727372574364235439 ~1994
72737993392785162310 ~1996
727396431454792879 ~1992
727433511454867039 ~1992
727455831454911679 ~1992
727456911454913839 ~1992
727458591454917199 ~1992
727459431454918879 ~1992
727470111454940239 ~1992
72747083407383664910 ~1996
727484511454969039 ~1992
Exponent Prime Factor Digits Year
727493334364959999 ~1994
727506591455013199 ~1992
72751729160053803910 ~1995
727518591455037199 ~1992
727540791455081599 ~1992
727540911455081839 ~1992
727548591455097199 ~1992
72755093174612223310 ~1995
727559934365359599 ~1994
727598991455197999 ~1992
727623591455247199 ~1992
727627431455254879 ~1992
727629534365777199 ~1994
727639791455279599 ~1992
727660911455321839 ~1992
727674831455349679 ~1992
727683231455366479 ~1992
727744791455489599 ~1992
72774497101884295910 ~1994
727767711455535439 ~1992
727770734366624399 ~1994
727770775822166179 ~1994
727801311455602639 ~1992
727801431455602879 ~1992
727809711455619439 ~1992
Exponent Prime Factor Digits Year
72781649101894308710 ~1994
727817391455634799 ~1992
72781979131007562310 ~1995
727843311455686639 ~1992
72785411131013739910 ~1995
727874391455748799 ~1992
727878591455757199 ~1992
727900311455800639 ~1992
72790979538653244710 ~1996
727912191455824399 ~1992
727962111455924239 ~1992
727979995823839939 ~1994
727983711455967439 ~1992
727992711455985439 ~1992
728027991456055999 ~1992
728038311456076639 ~1992
72813733116501972910 ~1995
728142111456284239 ~1992
728155911456311839 ~1992
728186991456373999 ~1992
72818761116510017710 ~1995
72819577509737039110 ~1996
728200431456400879 ~1992
728212191456424399 ~1992
728240511456481039 ~1992
2239
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25-04-13