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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
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
42413279848265598 ~1991
424139932544839599 ~1992
42414419848288398 ~1991
42414503848290078 ~1991
42415259848305198 ~1991
42415319848306398 ~1991
42415871848317438 ~1991
Exponent Prime Factor Digits Year
42418091848361838 ~1991
42418163848363278 ~1991
424183735938572239 ~1993
42419099848381998 ~1991
424210375938945199 ~1993
424212314242123119 ~1992
42421559848431198 ~1991
42423011848460238 ~1991
42423203848464078 ~1991
42423659848473198 ~1991
424239076787825139 ~1993
42424043848480878 ~1991
42424139848482798 ~1991
424241836787869299 ~1993
42424331848486638 ~1991
424262273394098179 ~1992
424262477636724479 ~1993
42427919848558398 ~1991
42429323848586478 ~1991
424311413394491299 ~1992
42431723848634478 ~1991
42432083848641678 ~1991
42432419848648398 ~1991
42433379848667598 ~1991
42433439848668798 ~1991
Exponent Prime Factor Digits Year
42434219848684398 ~1991
42434831848696638 ~1991
42434831178226290310
424374972546249839 ~1992
42438299848765998 ~1991
42438491848769838 ~1991
42440039848800798 ~1991
42440291848805838 ~1991
42441323848826478 ~1991
42441551848831038 ~1991
42444323848886478 ~1991
42446279848925598 ~1991
42446759382020831110 ~1995
424469513395756099 ~1992
424471613395772899 ~1992
424477372546864239 ~1992
42448799848975998 ~1991
42449339848986798 ~1991
42449831848996638 ~1991
424506197641111439 ~1993
424514772547088639 ~1992
42451919849038398 ~1991
424528493396227939 ~1992
424535477641638479 ~1993
42456503849130078 ~1991
Exponent Prime Factor Digits Year
4245769721092983869712 ~1999
42458519849170398 ~1991
424589935944259039 ~1993
42459383849187678 ~1991
42459503849190078 ~1991
42460391849207838 ~1991
424607532547645199 ~1992
42461101195321064710 ~1994
42461123849222478 ~1991
42462727101910544910 ~1993
42463199849263998 ~1991
42463643849272878 ~1991
424641173397129379 ~1992
42464423849288478 ~1991
42465239849304798 ~1991
424656172547937039 ~1992
42465799101917917710 ~1993
42466883849337678 ~1991
42467219849344398 ~1991
42467879849357598 ~1991
42467891849357838 ~1991
424683593397468739 ~1992
424686172548117039 ~1992
42468911849378238 ~1991
42469103849382078 ~1991
1988
GIMPS The Prime Pages FactorDb.com
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25-07-08