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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
4642539179928507835910 ~2007
46426886393714150911311 ~2008
4642730663928546132710 ~2007
464275087310214051920712 ~2009
464276614319499617800712 ~2010
4642783991928556798310 ~2007
4643068151928613630310 ~2007
4643099039928619807910 ~2007
4643223131928644626310 ~2007
46434240074643424007111 ~2008
4643507411928701482310 ~2007
46436138332786168299911 ~2008
4643663231928732646310 ~2007
4643771651928754330310 ~2007
464379455911145106941712 ~2009
46438383413715070672911 ~2008
464385750118575430004112 ~2010
4643900039928780007910 ~2007
4644191351928838270310 ~2007
4644195623928839124710 ~2007
464421312118576852484112 ~2010
46443159798359768762311 ~2009
4644609863928921972710 ~2007
464461602749232929886312 ~2011
4644853799928970759910 ~2007
Exponent Prime Factor Digits Year
46448744772786924686311 ~2008
4645059983929011996710 ~2007
4645316843929063368710 ~2007
46454799612787287976711 ~2008
4645538363929107672710 ~2007
4645583339929116667910 ~2007
46456883572787413014311 ~2008
4645817531929163506310 ~2007
46459051493716724119311 ~2008
4645921331929184266310 ~2007
4646549051929309810310 ~2007
464662824726950443832712 ~2010
4646690159929338031910 ~2007
4646980463929396092710 ~2007
4647170483929434096710 ~2007
46471895532788313731911 ~2008
46473115613717849248911 ~2008
4647344543929468908710 ~2007
4647598751929519750310 ~2007
4647699911929539982310 ~2007
4647848279929569655910 ~2007
46479081132788744867911 ~2008
4648258859929651771910 ~2007
4648507211929701442310 ~2007
4648606043929721208710 ~2007
Exponent Prime Factor Digits Year
4648648451929729690310 ~2007
46487384532789243071911 ~2008
46488367673719069413711 ~2008
46488490913719079272911 ~2008
46488825473719106037711 ~2008
46488837194648883719111 ~2008
4649111699929822339910 ~2007
46491595972789495758311 ~2008
46494538217439126113711 ~2009
4649713331929942666310 ~2007
46497580673719806453711 ~2008
4649823239929964647910 ~2007
4649903651929980730310 ~2007
46500711132790042667911 ~2008
46503971812790238308711 ~2008
4650444191930088838310 ~2007
4650601199930120239910 ~2007
4650795059930159011910 ~2007
4651144499930228899910 ~2007
4651310519930262103910 ~2007
4651576883930315376710 ~2007
4651722611930344522310 ~2007
46518124212791087452711 ~2008
4651843799930368759910 ~2007
46520444513721635560911 ~2008
Exponent Prime Factor Digits Year
465205723922329874747312 ~2010
4652127719930425543910 ~2007
4652224019930444803910 ~2007
4652461871930492374310 ~2007
4652570003930514000710 ~2007
465257132311166171175312 ~2009
46526569372791594162311 ~2008
4652674391930534878310 ~2007
4652707751930541550310 ~2007
46527096473722167717711 ~2008
4652801651930560330310 ~2007
4652803439930560687910 ~2007
4652884583930576916710 ~2007
4653054839930610967910 ~2007
4653200411930640082310 ~2007
4653203039930640607910 ~2007
4653203771930640754310 ~2007
46534631172792077870311 ~2008
46536495893722919671311 ~2008
4653857759930771551910 ~2007
4654054679930810935910 ~2007
465434801914893913660912 ~2009
4654550639930910127910 ~2007
46550464973724037197711 ~2008
4656428951931285790310 ~2007
4140
GIMPS The Prime Pages FactorDb.com
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25-07-08