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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
972647031945294079 ~1993
972667911945335839 ~1993
972705711945411439 ~1993
972768591945537199 ~1993
972769191945538399 ~1993
97278257136189559910 ~1995
972790431945580879 ~1993
972825975836955839 ~1995
972838911945677839 ~1993
972840591945681199 ~1993
972846231945692479 ~1993
972854031945708079 ~1993
972863631945727279 ~1993
972879591945759199 ~1993
972904911945809839 ~1993
972918711945837439 ~1993
972953511945907039 ~1993
972961911945923839 ~1993
972962631945925279 ~1993
972985815837914879 ~1995
972987591945975199 ~1993
972991879729918719 ~1995
972994311945988639 ~1993
973000191946000399 ~1993
973009431946018879 ~1993
Exponent Prime Factor Digits Year
973026711946053439 ~1993
973028391946056799 ~1993
973071591946143199 ~1993
973073631946147279 ~1993
97307453136230434310 ~1995
973087191946174399 ~1993
973089231946178479 ~1993
973093911946187839 ~1993
973105377784842979 ~1995
973127391946254799 ~1993
973140711946281439 ~1993
973141015838846079 ~1995
973157111167788532111 ~1998
973232577785860579 ~1995
97323899486619495110 ~1997
973244335839465999 ~1995
973283277786266179 ~1995
973290535839743199 ~1995
973306431946612879 ~1993
973317111946634239 ~1993
973361391946722799 ~1993
973376215840257279 ~1995
973377897787023139 ~1995
973398711946797439 ~1993
973479199734791919 ~1995
Exponent Prime Factor Digits Year
973486311946972639 ~1993
973602231947204479 ~1993
973606191947212399 ~1993
973616577788932579 ~1995
973629111947258239 ~1993
973654311947308639 ~1993
973692975842157839 ~1995
973726791947453599 ~1993
973746711947493439 ~1993
973767535842605199 ~1995
973813311947626639 ~1993
97382941292148823110 ~1996
973831377790650979 ~1995
973874631947749279 ~1993
973883631947767279 ~1993
973891791947783599 ~1993
973894431947788879 ~1993
973899831947799679 ~1993
973925511947851039 ~1993
973931175843587039 ~1995
973933135843598799 ~1995
973933197791465539 ~1995
973956711947913439 ~1993
973991991947983999 ~1993
973991997791935939
Exponent Prime Factor Digits Year
974005039740050319 ~1995
97400519175320934310 ~1996
974043111948086239 ~1993
974066415844398479 ~1995
97407727175333908710 ~1996
974085831948171679 ~1993
974097231948194479 ~1993
974104191948208399 ~1993
974129511948259039 ~1993
974132215844793279 ~1995
974141511948283039 ~1993
974152431948304879 ~1993
974157111948314239 ~1993
974185911948371839 ~1993
974187591948375199 ~1993
974221735845330399 ~1995
974244711948489439 ~1993
974245317793962499 ~1995
974261119742611119 ~1995
974268591948537199 ~1993
974286711948573439 ~1993
974294817794358499 ~1995
974298231948596479 ~1993
974301711948603439 ~1993
974306991948613999 ~1993
2397
GIMPS The Prime Pages FactorDb.com
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25-04-20