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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
425960287425960287110 ~2000
425963297255577978310 ~2000
4259640238519280479 ~1998
426004661255602796710 ~2000
4260212631022451031311 ~2001
4260382198520764399 ~1998
426047429340837943310 ~2000
4260497638520995279 ~1998
4260722038521444079 ~1998
4260940798521881599 ~1998
4261159798522319599 ~1998
4261163038522326079 ~1998
4261337518522675039 ~1998
426136273255681763910 ~2000
4261491672045516001711 ~2002
4261670518523341039 ~1998
4261732438523464879 ~1998
4261966798523933599 ~1998
4261973998523947999 ~1998
4262117398524234799 ~1998
4262136598524273199 ~1998
4262303038524606079 ~1998
426230479426230479110 ~2000
4262324038524648079 ~1998
4262449918524899839 ~1998
Exponent Prime Factor Digits Year
426258047341006437710 ~2000
4262753518525507039 ~1998
4262790118525580239 ~1998
4263028798526057599 ~1998
426319079341055263310 ~2000
426326893682123028910 ~2001
426346093255807655910 ~2000
4263502198527004399 ~1998
4263702718527405439 ~1998
426373553255824131910 ~2000
4264010518528021039 ~1998
426410401255846240710 ~2000
426419933255851959910 ~2000
426426001682281601710 ~2001
4264363318528726639 ~1998
4264482071023475696911 ~2001
426451843426451843110 ~2000
426456001255873600710 ~2000
4264563238529126479 ~1998
4264637998529275999 ~1998
4264676038529352079 ~1998
426470521682352833710 ~2001
4264830598529661199 ~1998
4265060277165301253711 ~2003
426507973255904783910 ~2000
Exponent Prime Factor Digits Year
4265187598530375199 ~1998
4265239631023657511311 ~2001
4265287318530574639 ~1998
426533231341226584910 ~2000
4265351398530702799 ~1998
4265510398531020799 ~1998
426572873255943723910 ~2000
4265854318531708639 ~1998
4265874718531749439 ~1998
4265995318531990639 ~1998
426610889341288711310 ~2000
426615461255969276710 ~2000
4266245638532491279 ~1998
426629713255977827910 ~2000
426631501255978900710 ~2000
4266361791365235772911 ~2001
426642857255985714310 ~2000
4266566638533133279 ~1998
4266633838533267679 ~1998
426690233256014139910 ~2000
426699373256019623910 ~2000
4267353712389718077711 ~2002
4267494238534988479 ~1998
426776797256066078310 ~2000
4267785598535571199 ~1998
Exponent Prime Factor Digits Year
4267813438535626879 ~1998
4267879798535759599 ~1998
4267926598535853199 ~1998
4267956238535912479 ~1998
4268084638536169279 ~1998
4268085131024340431311 ~2001
4268121598536243199 ~1998
4268207038536414079 ~1998
426821743682914788910 ~2001
4268293798536587599 ~1998
426841873256105123910 ~2000
426842497256105498310 ~2000
4268434918536869839 ~1998
4268551798537103599 ~1998
4268750638537501279 ~1998
4268832712049039700911 ~2002
4268968571963725542311 ~2002
426897173256138303910 ~2000
426923381256154028710 ~2000
4269327118538654239 ~1998
426941497256164898310 ~2000
4269543838539087679 ~1998
4269557518539115039 ~1998
4269596518539193039 ~1998
4269652198539304399 ~1998
3101
GIMPS The Prime Pages FactorDb.com
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25-04-13