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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
4372106939874421387910 ~2006
4372123499874424699910 ~2006
4372140119874428023910 ~2006
4372230251874446050310 ~2006
437231261953342213951912 ~2011
4372573811874514762310 ~2006
4372707803874541560710 ~2006
4372794011874558802310 ~2006
4372881251874576250310 ~2006
4372988771874597754310 ~2006
4373133731874626746310 ~2006
43731670136122433818311 ~2008
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
Exponent Prime Factor Digits Year
4375091951875018390310 ~2006
4375561259875112251910 ~2006
4375634951875126990310 ~2006
4375842071875168414310 ~2006
4376023259875204651910 ~2006
4376273183875254636710 ~2006
4376518931875303786310 ~2006
437691847118383057578312 ~2010
4376997959875399591910 ~2006
437705183914006565884912 ~2009
4377109811875421962310 ~2006
4377151379875430275910 ~2006
4377321803875464360710 ~2006
4377370979875474195910 ~2006
43774097212626445832711 ~2007
4377432659875486531910 ~2006
43775377613502030208911 ~2008
4377561911875512382310 ~2006
4377589679875517935910 ~2006
4377629159875525831910 ~2006
4378124483875624896710 ~2006
4378256159875651231910 ~2006
4378399583875679916710 ~2006
4378484039875696807910 ~2006
4378701623875740324710 ~2006
Exponent Prime Factor Digits Year
4378930151875786030310 ~2006
4379008079875801615910 ~2006
4379093111875818622310 ~2006
4379155211875831042310 ~2006
4379166611875833322310 ~2006
4379211251875842250310 ~2006
43792857532627571451911 ~2007
4379558663875911732710 ~2006
43795650674379565067111 ~2008
4379567303875913460710 ~2006
43797697274379769727111 ~2008
4379816999875963399910 ~2006
4379873903875974780710 ~2006
43802088372628125302311 ~2007
4380281723876056344710 ~2006
4380306251876061250310 ~2006
4380318671876063734310 ~2006
43803303732628198223911 ~2007
4380335111876067022310 ~2006
4380481379876096275910 ~2006
43804989612628299376711 ~2007
4380783551876156710310 ~2006
4380853283876170656710 ~2006
4380873011876174602310 ~2006
4380995579876199115910 ~2006
Exponent Prime Factor Digits Year
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
43827570893506205671311 ~2008
4382781083876556216710 ~2006
4382934371876586874310 ~2006
43829500372629770022311 ~2007
43831129613506490368911 ~2008
4383291443876658288710 ~2006
4383374951876674990310 ~2006
4347
GIMPS The Prime Pages FactorDb.com
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25-12-07