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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
979355879195871175910 ~2001
979369151195873830310 ~2001
97944522110969786475312 ~2005
979445303195889060710 ~2001
979510943195902188710 ~2001
979526423195905284710 ~2001
97953684712733979011112 ~2006
979551983195910396710 ~2001
979553033587731819910 ~2002
9795662572938698771111 ~2004
979592903195918580710 ~2001
979594991195918998310 ~2001
979680203195936040710 ~2001
979711619195942323910 ~2001
979724363195944872710 ~2001
979724579195944915910 ~2001
979746491783797192910 ~2003
979755503195951100710 ~2001
979773611195954722310 ~2001
979800719195960143910 ~2001
979816283195963256710 ~2001
979823423195964684710 ~2001
979834139195966827910 ~2001
979905323195981064710 ~2001
979953731195990746310 ~2001
Exponent Prime Factor Digits Year
9799876371371982691911 ~2003
979987919195997583910 ~2001
980024063196004812710 ~2001
980030591196006118310 ~2001
980092871196018574310 ~2001
9801243772352298504911 ~2004
980147411196029482310 ~2001
980148899196029779910 ~2001
980162783196032556710 ~2001
980168543196033708710 ~2001
980169551196033910310 ~2001
9801901434116798600711 ~2004
980192303196038460710 ~2001
980205311196041062310 ~2001
980208611196041722310 ~2001
980231243196046248710 ~2001
980239283196047856710 ~2001
980243711196048742310 ~2001
980248739196049747910 ~2001
980264651196052930310 ~2001
980293631196058726310 ~2001
980299403196059880710 ~2001
980308739196061747910 ~2001
980311361784249088910 ~2003
980329271196065854310 ~2001
Exponent Prime Factor Digits Year
980408063196081612710 ~2001
9804529692941358907111 ~2004
980460119196092023910 ~2001
980489351196097870310 ~2001
980501701588301020710 ~2002
980561303196112260710 ~2001
980599577588359746310 ~2002
980646461784517168910 ~2003
980662223196132444710 ~2001
980684123196136824710 ~2001
980719757588431854310 ~2002
980775857588465514310 ~2002
980818343196163668710 ~2001
980842559196168511910 ~2001
980861279196172255910 ~2001
980861363196172272710 ~2001
980872631196174526310 ~2001
980889131196177826310 ~2001
9809087032550362627911 ~2004
980981203980981203110 ~2003
980989043196197808710 ~2001
980995439196199087910 ~2001
981048911784839128910 ~2003
981065641588639384710 ~2002
981107951196221590310 ~2001
Exponent Prime Factor Digits Year
981119099196223819910 ~2001
981132923196226584710 ~2001
981196883196239376710 ~2001
981214271196242854310 ~2001
981215861784972688910 ~2003
981256091196251218310 ~2001
981259991196251998310 ~2001
981269603196253920710 ~2001
981277393588766435910 ~2002
981289811196257962310 ~2001
981319517588791710310 ~2002
981325379196265075910 ~2001
981370931196274186310 ~2001
981406403196281280710 ~2001
9814326911570292305711 ~2003
981459131196291826310 ~2001
981459191196291838310 ~2001
981491411196298282310 ~2001
981492359196298471910 ~2001
981526439196305287910 ~2001
981545891196309178310 ~2001
981547223196309444710 ~2001
981566843196313368710 ~2001
981571403196314280710 ~2001
981572279196314455910 ~2001
3451
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25-04-13