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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
134974611079796899 ~1988
13498091269961838 ~1987
13499039269980798 ~1987
13499303269986078 ~1987
13499839226797295310 ~1991
13499939269998798 ~1987
13500059270001198 ~1987
13500419270008398 ~1987
13500479270009598 ~1987
135008691890121679 ~1989
13500923270018478 ~1987
13501331270026638 ~1987
135018195670763999 ~1990
13501877810112638 ~1988
13502171270043438 ~1987
135024593240590179 ~1989
13502519270050398 ~1987
135028614050858319 ~1990
13503101810186078 ~1988
13503577810214638 ~1988
135036294321161299 ~1990
13504091270081838 ~1987
135044838912958799 ~1990
13504643270092878 ~1987
13505099270101998 ~1987
Exponent Prime Factor Digits Year
135052272160836339 ~1989
13505291270105838 ~1987
13505363270107278 ~1987
13505423270108478 ~1987
135055011080440099 ~1988
13505581810334878 ~1988
13506011270120238 ~1987
135065991080527939 ~1988
135066379454645919 ~1990
13506881810412878 ~1988
13506901810414078 ~1988
13507379270147598 ~1987
13507751270155038 ~1987
13508213810492798 ~1988
13508303270166078 ~1987
13508357148591927110 ~1991
135084773242034499 ~1989
13508783270175678 ~1987
13508879270177598 ~1987
13509059270181198 ~1987
13509179270183598 ~1987
13509281810556878 ~1988
13509299270185998 ~1987
13509341810560478 ~1988
13509803270196078 ~1987
Exponent Prime Factor Digits Year
13510391270207838 ~1987
135105431351054319 ~1988
135109611080876899 ~1988
13511219270224398 ~1987
135112191080897539
13511411270228238 ~1987
135114111080912899
13511483270229678 ~1987
13511843270236878 ~1987
135119175404766819 ~1990
13511951270239038 ~1987
13512179270243598 ~1987
13512491270249838 ~1987
13512539270250798 ~1987
135125811081006499 ~1988
13512731270254638 ~1987
135129534053885919 ~1990
13513013810780798 ~1988
13513037810782238 ~1988
13513091270261838 ~1987
13513751270275038 ~1987
13514471270289438 ~1987
13514531270290638 ~1987
13514531121630779110
13515539270310798 ~1987
Exponent Prime Factor Digits Year
13515617810937038 ~1988
135157511351575119 ~1988
13515791270315838 ~1987
13515839270316798 ~1987
135159671351596719 ~1988
13516439270328798 ~1987
13516673811000398 ~1988
13516703270334078 ~1987
13516823270336478 ~1987
13517723270354478 ~1987
135177312433191599 ~1989
135178971081431779 ~1988
13518419270368398 ~1987
135188091081504739 ~1988
13519391270387838 ~1987
135195432163126899 ~1989
13519619270392398 ~1987
13519631270392638 ~1987
13519679270393598 ~1987
13519703270394078 ~1987
13519739270394798 ~1987
13519799270395998 ~1987
13520411270408238 ~1987
135204771081638179 ~1988
13520879270417598 ~1987
1191
GIMPS The Prime Pages FactorDb.com
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25-07-08