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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
185224331111345999 ~1989
185226411111358479 ~1989
18523031370460638 ~1988
18523343370466878 ~1988
18523391370467838 ~1988
185235731111414399 ~1989
18524459370489198 ~1988
185245931111475599 ~1989
18524843370496878 ~1988
18525179370503598 ~1988
18525239370504798 ~1988
18525599370511998 ~1988
18525719370514398 ~1988
18526559370531198 ~1988
185268772593762799 ~1990
18527123370542478 ~1988
18527303370546078 ~1988
18527471370549438 ~1988
18527759370555198 ~1988
18527963370559278 ~1988
185282811111696879 ~1989
18528431370568638 ~1988
18528683370573678 ~1988
18528899370577998 ~1988
185290611111743679 ~1989
Exponent Prime Factor Digits Year
18529163370583278 ~1988
18529223370584478 ~1988
18529523370590478 ~1988
18529799370595998 ~1988
18530819370616398 ~1988
185308611111851679 ~1989
18531067107480188710 ~1991
18531911370638238 ~1988
185320673335772079 ~1990
18532259370645198 ~1988
18532331370646638 ~1988
18532463370649278 ~1988
185327393335893039 ~1990
185332611482660899 ~1989
18534359370687198 ~1988
18534563370691278 ~1988
18535043370700878 ~1988
18535199370703998 ~1988
185360571482884579 ~1989
18536351370727038 ~1988
18536363370727278 ~1988
185370678897792179 ~1991
185370971112225839 ~1989
185373972965983539 ~1990
18537983370759678 ~1988
Exponent Prime Factor Digits Year
18538199370763998 ~1988
185382411483059299 ~1989
18538463370769278 ~1988
185387572595425999 ~1990
18539099370781998 ~1988
18539123370782478 ~1988
18539879370797598 ~1988
185401911483215299 ~1989
18540479370809598 ~1988
18540971370819438 ~1988
185412411112474479 ~1989
18541559370831198 ~1988
185421292595898079 ~1990
185429695933750099 ~1991
18543023370860478 ~1988
185431571112589439 ~1989
185435091483480739 ~1989
185438094450514179 ~1990
18544283370885678 ~1988
18544523370890478 ~1988
18544871370897438 ~1988
185457892596410479 ~1990
185462934451110339 ~1990
185464694451152579 ~1990
185465531112793199 ~1989
Exponent Prime Factor Digits Year
18546611370932238 ~1988
185467611483740899 ~1989
18547031370940638 ~1988
18547883370957678 ~1988
18548279370965598 ~1988
18548891370977838 ~1988
18548903370978078 ~1988
185489271483914179 ~1989
18549059370981198 ~1988
18549071370981438 ~1988
185494032967904499 ~1990
18549539370990798 ~1988
18549599370991998 ~1988
18549623370992478 ~1988
18549743370994878 ~1988
18549851370997038 ~1988
185499317790971039 ~1991
185501175565035119 ~1991
18550331371006638 ~1988
18550439371008798 ~1988
18550751371015038 ~1988
185519411113116479 ~1989
18552251371045038 ~1988
18552311371046238 ~1988
18552983371059678 ~1988
1362
GIMPS The Prime Pages FactorDb.com
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25-04-13