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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
471580853282948511910 ~2000
4715847839431695679 ~1999
4715884799431769599 ~1999
471595913282957547910 ~2000
4716036599432073199 ~1999
471610751377288600910 ~2000
4716138239432276479 ~1999
4716174839432349679 ~1999
471628901377303120910 ~2000
4716380999432761999 ~1999
4716443999432887999 ~1999
471649553282989731910 ~2000
4716744719433489439 ~1999
4716855239433710479 ~1999
4716856919433713839 ~1999
4716924119433848239 ~1999
471698657377358925710 ~2000
471710717660395003910 ~2001
471712457283027474310 ~2000
4717335839434671679 ~1999
4717517999435035999 ~1999
4717813199435626399 ~1999
4717855199435710399 ~1999
471792197283075318310 ~2000
4717994399435988799 ~1999
Exponent Prime Factor Digits Year
471814537283088722310 ~2000
4718312639436625279 ~1999
4718468999436937999 ~1999
4718487599436975199 ~1999
471853661283112196710 ~2000
4718585039437170079 ~1999
4718618999437237999 ~1999
471873319471873319110 ~2000
471874037660623651910 ~2001
471879311377503448910 ~2000
471882319471882319110 ~2000
47190140345302534688112 ~2005
4719146999438293999 ~1999
4719158039438316079 ~1999
471918547849453384710 ~2001
471919661283151796710 ~2000
4719221639438443279 ~1999
4719333839438667679 ~1999
4719391319438782639 ~1999
471964433283178659910 ~2000
4719830039439660079 ~1999
471990413283194247910 ~2000
4720038599440077199 ~1999
472006259377605007310 ~2000
472018517283211110310 ~2000
Exponent Prime Factor Digits Year
4720203839440407679 ~1999
4720514039441028079 ~1999
4720522199441044399 ~1999
4720525799441051599 ~1999
472055821283233492710 ~2000
472055917283233550310 ~2000
472059559472059559110 ~2000
4720794839441589679 ~1999
4721136119442272239 ~1999
4721206199442412399 ~1999
472123637283274182310 ~2000
4721263799442527599 ~1999
4721279639442559279 ~1999
4721320919442641839 ~1999
4721361239442722479 ~1999
4721378399442756799 ~1999
4721407439442814879 ~1999
4721488431983025140711 ~2002
4721856719443713439 ~1999
4721865239443730479 ~1999
472197893283318735910 ~2000
472215761283329456710 ~2000
4722181199444362399 ~1999
472220297283332178310 ~2000
4722203519444407039 ~1999
Exponent Prime Factor Digits Year
472228727377782981710 ~2000
472229861283337916710 ~2000
472245857283347514310 ~2000
4722639239445278479 ~1999
472278167377822533710 ~2000
472296779850134202310 ~2001
472308329377846663310 ~2000
4723124999446249999 ~1999
4723175399446350799 ~1999
4723214399446428799 ~1999
472346387377877109710 ~2000
472385741283431444710 ~2000
4723867319447734639 ~1999
4724139239448278479 ~1999
4724141999448283999 ~1999
4724238839448477679 ~1999
4724294039448588079 ~1999
4724296799448593599 ~1999
4724494439448988879 ~1999
472451597283470958310 ~2000
4724799119449598239 ~1999
4724840639449681279 ~1999
4724884799449769599 ~1999
472494809661492732710 ~2001
4725029519450059039 ~1999
3367
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25-11-02