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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
22770479455409598 ~1988
227706411366238479 ~1990
22771103455422078 ~1988
22771739455434798 ~1988
227722931366337599 ~1990
22772591455451838 ~1988
22772759455455198 ~1988
227740435465770339 ~1991
22774571455491438 ~1988
22774603368948568710 ~1993
227750411366502479 ~1990
22775999455519998 ~1988
22776431455528638 ~1988
22777289141219191910 ~1992
22777511455550238 ~1988
22778039455560798 ~1988
22778243455564878 ~1988
22778771455575438 ~1988
22778999455579998 ~1988
22779359455587198 ~1988
22780151455603038 ~1988
22780679455613598 ~1988
227808731366852399 ~1990
22781471455629438 ~1988
22781483455629678 ~1988
Exponent Prime Factor Digits Year
22781519455630398 ~1988
22782251455645038 ~1988
22782359455647198 ~1988
22782503455650078 ~1988
227826074100869279 ~1991
22782899455657998 ~1988
227832192278321919 ~1990
227833671822669379 ~1990
22784159455683198 ~1988
22784263186830956710 ~1992
227843571822748579 ~1990
22784423455688478 ~1988
22784759455695198 ~1988
22784831455696638 ~1988
22785443455708878 ~1988
22785863455717278 ~1988
22786079455721598 ~1988
227864811822918499 ~1990
22786691455733838 ~1988
227869273645908339 ~1991
22787711455754238 ~1988
227879931367279599 ~1990
227884813646156979 ~1991
22788659455773198 ~1988
22789271455785438 ~1988
Exponent Prime Factor Digits Year
22790051455801038 ~1988
22790303455806078 ~1988
227910611367463679 ~1990
22791239455824798 ~1988
22791599455831998 ~1988
22791803455836078 ~1988
22792403455848078 ~1988
22792691455853838 ~1988
22793063455861278 ~1988
227932032279320319 ~1990
227937611367625679 ~1990
22794179455883598 ~1988
22794599455891998 ~1988
22794683455893678 ~1988
22794911455898238 ~1988
22795511455910238 ~1988
22795931455918638 ~1988
227968191823745539 ~1990
227968671823749379 ~1990
227970533191587439 ~1990
22797191455943838 ~1988
22797479455949598 ~1988
22797779455955598 ~1988
22798871455977438 ~1988
22798883455977678 ~1988
Exponent Prime Factor Digits Year
22799531455990638 ~1988
227999399575974399 ~1992
22800023456000478 ~1988
22800863456017278 ~1988
22800983456019678 ~1988
22801283456025678 ~1988
228016971368101839 ~1990
22801703456034078 ~1988
22801799456035998 ~1988
22802051456041038 ~1988
228022011368132079 ~1990
228034995472839779 ~1991
228035091824280739 ~1990
22803611456072238 ~1988
22804451456089038 ~1988
22804571456091438 ~1988
22804583456091678 ~1988
22804679456093598 ~1988
22804751456095038 ~1988
22805171456103438 ~1988
228052211368313279 ~1990
228053091824424739 ~1990
22806011456120238 ~1988
22806323456126478 ~1988
22806671456133438 ~1988
1456
GIMPS The Prime Pages FactorDb.com
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24-10-27