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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
16270333976219998 ~1988
16270379325407598 ~1987
16270451325409038 ~1987
162709011301672099 ~1989
16270979325419598 ~1987
16271273976276398 ~1988
16271483325429678 ~1987
16271939325438798 ~1987
16272251325445038 ~1987
16272437976346238 ~1988
16272517976351038 ~1988
16272611325452238 ~1987
162726291301810339 ~1989
16273141976388478 ~1988
16273261976395678 ~1988
16273511325470238 ~1987
16273571325471438 ~1987
16273583325471678 ~1987
162737111627371119 ~1989
16275071325501438 ~1987
16275251325505038 ~1987
162752572278535999 ~1989
16275299325505998 ~1987
162754332604069299 ~1990
16275971325519438 ~1987
Exponent Prime Factor Digits Year
16276031325520638 ~1987
16276391325527838 ~1987
16276451325529038 ~1987
162766396836188399 ~1991
16276703325534078 ~1987
16277363325547278 ~1987
162774613581041439 ~1990
162774791627747919 ~1989
16277543325550878 ~1987
16278539325570798 ~1987
16278737976724238 ~1988
16279379325587598 ~1987
16280123325602478 ~1987
16280219325604398 ~1987
162803111628031119 ~1989
16280591325611838 ~1987
16280723325614478 ~1987
16281143325622878 ~1987
16281179325623598 ~1987
162814311302514499 ~1989
16281883104204051310 ~1991
16282751325655038 ~1987
16282859325657198 ~1987
16282979325659598 ~1987
162833471628334719 ~1989
Exponent Prime Factor Digits Year
16283473977008398 ~1988
16283651325673038 ~1987
16283759325675198 ~1987
16283783325675678 ~1987
16283843325676878 ~1987
162839231628392319 ~1989
16284071325681438 ~1987
162846732605547699 ~1990
162849733908393539 ~1990
16285331325706638 ~1987
16285517977131038 ~1988
16286279325725598 ~1987
16286321977179278 ~1988
16286339325726798 ~1987
16286579325731598 ~1987
16286681977200878 ~1988
16287203325744078 ~1987
16287253977235198 ~1988
16287263325745278 ~1987
16287443325748878 ~1987
162885071628850719 ~1989
16288511325770238 ~1987
162887991303103939 ~1989
16288859325777198 ~1987
16289101977346078 ~1988
Exponent Prime Factor Digits Year
16289363325787278 ~1987
16289473977368398 ~1988
16289579325791598 ~1987
162896711628967119 ~1989
162898074235349839 ~1990
16290203325804078 ~1987
162905231629052319 ~1989
162905591629055919 ~1989
16290731325814638 ~1987
162909291303274339 ~1989
16291421977485278 ~1988
16291799325835998 ~1987
162921171303369379 ~1989
162923271303386179 ~1989
16292351325847038 ~1987
162925015213600339 ~1990
16293143325862878 ~1987
16293311325866238 ~1987
16293553977613198 ~1988
162937492281124879 ~1989
16293779325875598 ~1987
16294391325887838 ~1987
162944413584777039 ~1990
16294451325889038 ~1987
16294493977669598 ~1988
1281
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25-04-13