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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
227884813646156979 ~1991
22788659455773198 ~1988
22789271455785438 ~1988
22790051455801038 ~1988
22790303455806078 ~1988
227910611367463679 ~1990
22791239455824798 ~1988
22791599455831998 ~1988
22791803455836078 ~1988
22792403455848078 ~1988
22792691455853838 ~1988
22793063455861278 ~1988
227932032279320319 ~1990
227937611367625679 ~1990
227938071823504579 ~1990
22794179455883598 ~1988
22794599455891998 ~1988
22794683455893678 ~1988
22794911455898238 ~1988
22795511455910238 ~1988
22795931455918638 ~1988
227967775471226499 ~1991
227968191823745539 ~1990
227968671823749379 ~1990
227970533191587439 ~1991
Exponent Prime Factor Digits Year
22797191455943838 ~1988
22797479455949598 ~1988
22797779455955598 ~1988
22798871455977438 ~1988
22798883455977678 ~1988
22799531455990638 ~1988
227996179119846819 ~1992
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
Exponent Prime Factor Digits Year
22805171456103438 ~1988
228052211368313279 ~1990
228053091824424739 ~1990
22806011456120238 ~1988
22806323456126478 ~1988
22806671456133438 ~1988
228067611368405679 ~1990
228067813649084979 ~1991
22807019456140398 ~1988
228076331368457999 ~1990
22808003456160078 ~1988
22808063456161278 ~1988
228082733193158239 ~1991
22808459456169198 ~1988
228085011368510079 ~1990
22809719456194398 ~1988
22809827109487169710 ~1992
22809959456199198 ~1988
228099591824796739
22810751456215038 ~1988
228108971368653839 ~1990
228110176843305119 ~1991
22811291456225838 ~1988
22811387127743767310 ~1992
22811531456230638 ~1988
Exponent Prime Factor Digits Year
228115971368695839 ~1990
22812071456241438 ~1988
22812539456250798 ~1988
22812899456257998 ~1988
228136011368816079 ~1990
228136735475281539 ~1991
228138011368828079 ~1990
228139371368836239 ~1990
22814783456295678 ~1988
22814843456296878 ~1988
228149335475583939 ~1991
22815263456305278 ~1988
22815619146019961710 ~1992
22815959456319198 ~1988
22815983456319678 ~1988
22816019456320398 ~1988
228166994107005839 ~1991
22816751456335038 ~1988
228167691825341539 ~1990
22817159456343198 ~1988
22817183456343678 ~1988
228172733194418239 ~1991
22819619456392398 ~1988
22819991456399838 ~1988
22820279456405598 ~1988
1506
GIMPS The Prime Pages FactorDb.com
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25-04-13