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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
4970352683994070536710 ~2007
4970514803994102960710 ~2007
49705404113976432328911 ~2008
49707161513976572920911 ~2008
4970716463994143292710 ~2007
497083309714912499291112 ~2010
497117591911930822205712 ~2009
4971188531994237706310 ~2007
4971208271994241654310 ~2007
49713216296959850280711 ~2009
49714202718948556487911 ~2009
4971595571994319114310 ~2007
4971880139994376027910 ~2007
4972004423994400884710 ~2007
497222082119888883284112 ~2010
49722880673977830453711 ~2008
49723337772983400266311 ~2008
4972477151994495430310 ~2007
4972506419994501283910 ~2007
4972665179994533035910 ~2007
4972684103994536820710 ~2007
4972746743994549348710 ~2007
4972797803994559560710 ~2007
4972834463994566892710 ~2007
4973104043994620808710 ~2007
Exponent Prime Factor Digits Year
49732924812983975488711 ~2008
4973301323994660264710 ~2007
4973441279994688255910 ~2007
4973471579994694315910 ~2007
4973875943994775188710 ~2007
497417985711938031656912 ~2009
49742514412984550864711 ~2008
4974616943994923388710 ~2007
49746549773979723981711 ~2008
4974739739994947947910 ~2007
4974975059994995011910 ~2007
49750655093980052407311 ~2008
4975095491995019098310 ~2007
49751311976965183675911 ~2009
4975911359995182271910 ~2007
4976108183995221636710 ~2007
4976166791995233358310 ~2007
49761807173980944573711 ~2008
49766201332985972079911 ~2008
49770134093981610727311 ~2008
497704702910949503463912 ~2009
4977182051995436410310 ~2007
49772628473981810277711 ~2008
49773387413981870992911 ~2008
4977405431995481086310 ~2007
Exponent Prime Factor Digits Year
4977455039995491007910 ~2007
4977684623995536924710 ~2007
4977799523995559904710 ~2007
49784038212987042292711 ~2008
4978556171995711234310 ~2007
4979152163995830432710 ~2007
49792134412987528064711 ~2008
4979239799995847959910 ~2007
4979320883995864176710 ~2007
4979514983995902996710 ~2007
49795945277967351243311 ~2009
4979606063995921212710 ~2007
4979623823995924764710 ~2007
4979642663995928532710 ~2007
4979660099995932019910 ~2007
498028155711952675736912 ~2009
4980766163996153232710 ~2007
4980935639996187127910 ~2007
4981019663996203932710 ~2007
4981096931996219386310 ~2007
4981278671996255734310 ~2007
4981925891996385178310 ~2007
49821252713985700216911 ~2008
4982383979996476795910 ~2007
49825376393986030111311 ~2008
Exponent Prime Factor Digits Year
4982658251996531650310 ~2007
4982903903996580780710 ~2007
4983154439996630887910 ~2007
4983161819996632363910 ~2007
4983179231996635846310 ~2007
4983335543996667108710 ~2007
4983517439996703487910 ~2007
4983643319996728663910 ~2007
49836610932990196655911 ~2008
4983734963996746992710 ~2007
4983955523996791104710 ~2007
4984123211996824642310 ~2007
49842744677974839147311 ~2009
4984301351996860270310 ~2007
4984409819996881963910 ~2007
49847579172990854750311 ~2008
49849635798972934442311 ~2009
4985248811997049762310 ~2007
4985310983997062196710 ~2007
49854030012991241800711 ~2008
49858961412991537684711 ~2008
4985905679997181135910 ~2007
49859689372991581362311 ~2008
4986215879997243175910 ~2007
49863180413989054432911 ~2008
4035
GIMPS The Prime Pages FactorDb.com
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25-04-13