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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
423848412543090479 ~1992
423852074238520719 ~1992
423852434238524319 ~1992
423854513390836099 ~1992
42385691847713838 ~1991
42385823847716478 ~1991
423867132543202799 ~1992
423867593390940739 ~1992
423870532543223199 ~1992
42387053262799728710
423878332543269999 ~1992
42388271847765438 ~1991
42389519847790398 ~1991
42389939847798798 ~1991
42390119847802398 ~1991
42390203847804078 ~1991
42391703847834078 ~1991
42393863847877278 ~1991
42395351847907038 ~1991
42395663847913278 ~1991
42396371135668387310 ~1994
423972316783556979 ~1993
423985013391880099 ~1992
42399251847985038 ~1991
42400139848002798 ~1991
Exponent Prime Factor Digits Year
42400811848016238 ~1991
42401423848028478 ~1991
42401531848030638 ~1991
424017173392137379 ~1992
42403643848072878 ~1991
42404039848080798 ~1991
42404231848084638 ~1991
424068172544409039 ~1992
42407003848140078 ~1991
424072012544432079 ~1992
42407471848149438 ~1991
424076813392614499 ~1992
42408011848160238 ~1991
42408479848169598 ~1991
42408491848169838 ~1991
42409859848197198 ~1991
42409943848198878 ~1991
42410279848205598 ~1991
42411419848228398 ~1991
42411623848232478 ~1991
42411959848239198 ~1991
424121513392972099 ~1992
424122113392976899 ~1992
424126332544757999 ~1992
42412933101791039310 ~1993
Exponent Prime Factor Digits Year
42413279848265598 ~1991
424139932544839599 ~1992
42414419848288398 ~1991
42414503848290078 ~1991
42415259848305198 ~1991
42415319848306398 ~1991
42415871848317438 ~1991
42418091848361838 ~1991
42418163848363278 ~1991
424183735938572239 ~1993
42418823848376478 ~1991
42419099848381998 ~1991
42420503848410078 ~1991
424210375938945199 ~1993
424212314242123119 ~1992
42421559848431198 ~1991
42423011848460238 ~1991
42423203848464078 ~1991
42423659848473198 ~1991
424239076787825139 ~1993
42424043848480878 ~1991
42424139848482798 ~1991
424241836787869299 ~1993
42424331848486638 ~1991
42426071848521438 ~1991
Exponent Prime Factor Digits Year
424262273394098179 ~1992
424262477636724479 ~1993
424266732545600399 ~1992
42427919848558398 ~1991
424287473394299779 ~1992
42429323848586478 ~1991
424296893394375139 ~1992
424311413394491299 ~1992
42431723848634478 ~1991
42432083848641678 ~1991
42432419848648398 ~1991
42433379848667598 ~1991
42433439848668798 ~1991
42433439339467512110
42434219848684398 ~1991
42434831848696638 ~1991
42434831178226290310
424374972546249839 ~1992
42438299848765998 ~1991
42438491848769838 ~1991
42440039848800798 ~1991
42440291848805838 ~1991
42441323848826478 ~1991
42441551848831038 ~1991
42444323848886478 ~1991
2125
GIMPS The Prime Pages FactorDb.com
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26-03-15