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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
4372881251874576250310 ~2006
4372988771874597754310 ~2006
4373133731874626746310 ~2006
4373266211874653242310 ~2006
4373312903874662580710 ~2006
4373386631874677326310 ~2006
43734609293498768743311 ~2008
4373473739874694747910 ~2006
43735732932624143975911 ~2007
4373929151874785830310 ~2006
43740840612624450436711 ~2007
43742486332624549179911 ~2007
437424892711373047210312 ~2009
43744908293499592663311 ~2008
4374757259874951451910 ~2006
4374867083874973416710 ~2006
4375091951875018390310 ~2006
4375561259875112251910 ~2006
4375634951875126990310 ~2006
4375842071875168414310 ~2006
4376023259875204651910 ~2006
4376273183875254636710 ~2006
4376518931875303786310 ~2006
437691847118383057578312 ~2010
4376997959875399591910 ~2006
Exponent Prime Factor Digits Year
4377109811875421962310 ~2006
4377151379875430275910 ~2006
4377321803875464360710 ~2006
4377370979875474195910 ~2006
4377432659875486531910 ~2006
43775377613502030208911 ~2008
4377561911875512382310 ~2006
4377589679875517935910 ~2006
4377629159875525831910 ~2006
4378399583875679916710 ~2006
4378484039875696807910 ~2006
4378701623875740324710 ~2006
4378930151875786030310 ~2006
4379008079875801615910 ~2006
4379093111875818622310 ~2006
4379155211875831042310 ~2006
4379166611875833322310 ~2006
4379211251875842250310 ~2006
43792857532627571451911 ~2007
43795650674379565067111 ~2008
4379567303875913460710 ~2006
43797697274379769727111 ~2008
4379816999875963399910 ~2006
4379873903875974780710 ~2006
43802088372628125302311 ~2007
Exponent Prime Factor Digits Year
4380306251876061250310 ~2006
4380318671876063734310 ~2006
4380481379876096275910 ~2006
4380783551876156710310 ~2006
4380853283876170656710 ~2006
4380873011876174602310 ~2006
4380995579876199115910 ~2006
4381163999876232799910 ~2006
4381224959876244991910 ~2006
4381360031876272006310 ~2006
4381401239876280247910 ~2006
4381501031876300206310 ~2006
4381634039876326807910 ~2006
43819577812629174668711 ~2007
4381964399876392879910 ~2006
4382021543876404308710 ~2006
4382228183876445636710 ~2006
4382330891876466178310 ~2006
43825193336135527066311 ~2008
43825421412629525284711 ~2007
4382608403876521680710 ~2006
4382637923876527584710 ~2006
4382643059876528611910 ~2006
438266944934184821702312 ~2010
43826759812629605588711 ~2007
Exponent Prime Factor Digits Year
43827570893506205671311 ~2008
4382781083876556216710 ~2006
43829500372629770022311 ~2007
43831129613506490368911 ~2008
4383291443876658288710 ~2006
4383374951876674990310 ~2006
438353459921040966075312 ~2010
43836520994383652099111 ~2008
4383898643876779728710 ~2006
4384039799876807959910 ~2006
43844926037015188164911 ~2009
438457829324553638440912 ~2010
4384609199876921839910 ~2006
4384998791876999758310 ~2006
43850851394385085139111 ~2008
4385204423877040884710 ~2006
43852692612631161556711 ~2007
43852776412631166584711 ~2007
43852906913508232552911 ~2008
4385328719877065743910 ~2006
43854349793508347983311 ~2008
4385439983877087996710 ~2006
4385604623877120924710 ~2006
43856429572631385774311 ~2007
438564913910525557933712 ~2009
3995
GIMPS The Prime Pages FactorDb.com
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25-04-13