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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
16244603324892078 ~1987
16244699324893998 ~1987
16244771324895438 ~1987
16245037974702238 ~1988
16245059324901198 ~1987
16245431324908638 ~1987
16245533974731998 ~1988
16246031324920638 ~1987
16246283324925678 ~1987
16246319324926398 ~1987
16246493974789598 ~1988
16246799324935998 ~1987
162474171299793379 ~1989
16247663324953278 ~1987
16248017974881038 ~1988
16248731324974638 ~1987
162490492274866879 ~1989
16249133974947998 ~1988
162491719424519199 ~1991
16249319324986398 ~1987
16249559311991532910 ~1992
16249901974994078 ~1988
16250099325001998 ~1987
162501894875056719 ~1990
16250257975015438 ~1988
Exponent Prime Factor Digits Year
16250543325010878 ~1987
162508098775436879 ~1991
16250879325017598 ~1987
162509211300073699 ~1989
16250981975058878 ~1988
16251239325024798 ~1987
16251743325034878 ~1987
16252259325045198 ~1987
16252403325048078 ~1987
162526992925485839 ~1990
16252751325055038 ~1987
16252991325059838 ~1987
16253053975183198 ~1988
16253201975192078 ~1988
16253291325065838 ~1987
162534013575748239 ~1990
16253423325068478 ~1987
16253603325072078 ~1987
16253771325075438 ~1987
16253843325076878 ~1987
16254743325094878 ~1987
162548412600774579 ~1990
16254971325099438 ~1987
16255801975348078 ~1988
162559191300473539 ~1989
Exponent Prime Factor Digits Year
162563712601019379 ~1990
16256483325129678 ~1987
16256843325136878 ~1987
16257071325141438 ~1987
16257133975427998 ~1988
16257551325151038 ~1987
162579071625790719 ~1989
16257959325159198 ~1987
16258163325163278 ~1987
16258211325164238 ~1987
16258559325171198 ~1987
16259017975541038 ~1988
16259339325186798 ~1987
16259423325188478 ~1987
16260059325201198 ~1987
162601971300815779 ~1989
16260719325214398 ~1987
162608473902603299 ~1990
16261079325221598 ~1987
16262579325251598 ~1987
16262639325252798 ~1987
16262699325253998 ~1987
16262723325254478 ~1987
162629636830444479 ~1991
16263119325262398 ~1987
Exponent Prime Factor Digits Year
16264343325286878 ~1987
16264357975861438 ~1988
162643872927589679 ~1990
16264991325299838 ~1987
16265423120364130310 ~1991
16265831325316638 ~1987
16266119325322398 ~1987
162661191301289539
16266311325326238 ~1987
16266539325330798 ~1987
162665391301323139
16266743637656325710 ~1993
16266779325335598 ~1987
162676132277465839 ~1989
162676971301415779 ~1989
162677231317685563111 ~1994
162677991301423939 ~1989
16268257976095438 ~1988
162683471626834719 ~1989
16268951325379038 ~1987
16269083325381678 ~1987
162691011301528099 ~1989
16269563325391278 ~1987
16269791325395838 ~1987
16269923325398478 ~1987
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25-04-13