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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
4959429263991885852710 ~2007
4959531959991906391910 ~2007
4959775631991955126310 ~2007
495985039322815311807912 ~2010
4959881183991976236710 ~2007
4960117919992023583910 ~2007
4960217771992043554310 ~2007
49603838213968307056911 ~2008
49604628914960462891111 ~2008
49605929213968474336911 ~2008
4960774979992154995910 ~2007
4960999871992199974310 ~2007
4961018963992203792710 ~2007
4961152403992230480710 ~2007
4961259371992251874310 ~2007
49613015572976780934311 ~2008
4961619863992323972710 ~2007
4961631371992326274310 ~2007
4961842163992368432710 ~2007
49619097413969527792911 ~2008
4961941343992388268710 ~2007
4962017771992403554310 ~2007
49629358913970348712911 ~2008
4963463819992692763910 ~2007
49635461772978127706311 ~2008
Exponent Prime Factor Digits Year
4963955603992791120710 ~2007
496396861726805430531912 ~2010
49642370936949931930311 ~2009
4964299031992859806310 ~2007
4964696771992939354310 ~2007
4964717711992943542310 ~2007
4964730899992946179910 ~2007
49647747012978864820711 ~2008
4964976143992995228710 ~2007
4965091871993018374310 ~2007
49653649332979218959911 ~2008
49655313593972425087311 ~2008
4965576923993115384710 ~2007
4965802031993160406310 ~2007
496600289314898008679112 ~2010
4966153943993230788710 ~2007
4966258343993251668710 ~2007
4966351823993270364710 ~2007
49666444932979986695911 ~2008
4966746563993349312710 ~2007
49668435012980106100711 ~2008
4967133971993426794310 ~2007
4967150879993430175910 ~2007
4967193431993438686310 ~2007
49672329972980339798311 ~2008
Exponent Prime Factor Digits Year
4967398511993479702310 ~2007
4967505479993501095910 ~2007
49675862878941655316711 ~2009
4967678819993535763910 ~2007
4967980163993596032710 ~2007
4968429863993685972710 ~2007
4968453131993690626310 ~2007
4968631859993726371910 ~2007
49686754514968675451111 ~2008
49688749572981324974311 ~2008
49689307132981358427911 ~2008
49689322373975145789711 ~2008
4969113731993822746310 ~2007
4969132859993826571910 ~2007
49691508532981490511911 ~2008
49692375434969237543111 ~2008
49693810732981628643911 ~2008
49695140572981708434311 ~2008
4969600019993920003910 ~2007
49703215572982192934311 ~2008
4970352683994070536710 ~2007
4970514803994102960710 ~2007
49705404113976432328911 ~2008
49707161513976572920911 ~2008
4970716463994143292710 ~2007
Exponent Prime Factor Digits Year
497083309714912499291112 ~2010
4971025211994205042310 ~2007
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
49732924812983975488711 ~2008
4973301323994660264710 ~2007
4973441279994688255910 ~2007
4973471579994694315910 ~2007
4066
GIMPS The Prime Pages FactorDb.com
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25-05-04