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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
16281143325622878 ~1987
16281179325623598 ~1987
16281883104204051310 ~1991
16282751325655038 ~1987
16282859325657198 ~1987
16282979325659598 ~1987
162833471628334719 ~1989
16283473977008398 ~1988
16283651325673038 ~1987
16283759325675198 ~1987
16283783325675678 ~1987
16283843325676878 ~1987
162839231628392319 ~1989
16284071325681438 ~1987
162846732605547699 ~1989
162849733908393539 ~1990
16285331325706638 ~1987
16285517977131038 ~1988
16286279325725598 ~1987
16286321977179278 ~1988
16286339325726798 ~1987
16286579325731598 ~1987
16286681977200878 ~1988
16287203325744078 ~1987
16287253977235198 ~1988
Exponent Prime Factor Digits Year
16287263325745278 ~1987
16287443325748878 ~1987
162885071628850719 ~1989
16288511325770238 ~1987
162887991303103939 ~1989
16288859325777198 ~1987
16289101977346078 ~1988
16289363325787278 ~1987
16289473977368398 ~1988
16289579325791598 ~1987
162896711628967119 ~1989
162898074235349839 ~1990
16290203325804078 ~1987
162905591629055919 ~1989
16290731325814638 ~1987
162909291303274339 ~1989
16291421977485278 ~1988
16291799325835998 ~1987
162921171303369379 ~1989
162923271303386179 ~1989
16292351325847038 ~1987
16293143325862878 ~1987
16293311325866238 ~1987
16293553977613198 ~1988
162937492281124879 ~1989
Exponent Prime Factor Digits Year
16293779325875598 ~1987
16294391325887838 ~1987
162944413584777039 ~1990
16294451325889038 ~1987
16294493977669598 ~1988
16294919325898398 ~1987
16294931325898638 ~1987
162950511303604099 ~1989
16295117977707038 ~1988
16295759325915198 ~1987
162958031629580319 ~1989
16295833456283324110 ~1993
16296023325920478 ~1987
16296491325929838 ~1987
16296671325933438 ~1987
162969411303755299 ~1989
162969471303755779 ~1989
16297019325940398 ~1987
16297691325953838 ~1987
16297717977863038 ~1988
16297751325955038 ~1987
16297993977879598 ~1988
16298123325962478 ~1987
16298873977932398 ~1988
16299323325986478 ~1987
Exponent Prime Factor Digits Year
162999311629993119 ~1989
16300057978003438 ~1988
16301111326022238 ~1987
16301471326029438 ~1987
16302659326053198 ~1987
163026911630269119 ~1989
16303103326062078 ~1987
16303211326064238 ~1987
16303271326065438 ~1987
16303403326068078 ~1987
16303453978207198 ~1988
16303559326071198 ~1987
16304303326086078 ~1987
16304663326093278 ~1987
163047591304380739 ~1989
16305203326104078 ~1987
16305251326105038 ~1987
16305683326113678 ~1987
16306079326121598 ~1987
16306127355473568710 ~1992
16306481978388878 ~1988
16306523326130478 ~1987
16306679326133598 ~1987
163072791304582339 ~1989
16307329195687948110 ~1992
1238
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24-10-27