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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
977518439195503687910 ~2001
977534219195506843910 ~2001
9775922634105887504711 ~2004
977612819195522563910 ~2001
977627597586576558310 ~2002
977658197586594918310 ~2002
977678473586607083910 ~2002
977692871782154296910 ~2003
977742497586645498310 ~2002
977787911195557582310 ~2001
977808113586684867910 ~2002
977861231195572246310 ~2001
977878799195575759910 ~2001
977966219195593243910 ~2001
977972341586783404710 ~2002
978013763195602752710 ~2001
978029963195605992710 ~2001
978057191195611438310 ~2001
978100043195620008710 ~2001
9781977114890988555111 ~2005
978223237586933942310 ~2002
978257471195651494310 ~2001
978290051195658010310 ~2001
978300539195660107910 ~2001
978311753586987051910 ~2002
Exponent Prime Factor Digits Year
9783262637043949093711 ~2005
978326903195665380710 ~2001
978402059195680411910 ~2001
9784063697631569678311 ~2005
978417431195683486310 ~2001
978451931195690386310 ~2001
9784780312544042880711 ~2004
978500981587100588710 ~2002
978503783195700756710 ~2001
9786291492348709957711 ~2004
978675739978675739110 ~2003
978675851195735170310 ~2001
978681779195736355910 ~2001
978713831195742766310 ~2001
978749677587249806310 ~2002
978762899195752579910 ~2001
978768431195753686310 ~2001
9787709292349050229711 ~2004
978806903195761380710 ~2001
978820943195764188710 ~2001
978841511195768302310 ~2001
978850387978850387110 ~2003
978856211195771242310 ~2001
978864779195772955910 ~2001
978876911195775382310 ~2001
Exponent Prime Factor Digits Year
978908921783127136910 ~2003
978916331195783266310 ~2001
978924553587354731910 ~2002
9789367794698896539311 ~2005
978971353587382811910 ~2002
9789750612153745134311 ~2004
979030463195806092710 ~2001
979071683195814336710 ~2001
979115183195823036710 ~2001
979140023195828004710 ~2001
979140131195828026310 ~2001
979213019195842603910 ~2001
9792194536854536171111 ~2005
979236623195847324710 ~2001
9792544491370956228711 ~2003
979285019195857003910 ~2001
979297079195859415910 ~2001
979311719195862343910 ~2001
979338937587603362310 ~2002
979349603195869920710 ~2001
979355879195871175910 ~2001
979369151195873830310 ~2001
97944522110969786475312 ~2006
979445303195889060710 ~2001
979510943195902188710 ~2001
Exponent Prime Factor Digits Year
979526423195905284710 ~2001
97953684712733979011112 ~2006
979551983195910396710 ~2001
979553033587731819910 ~2002
9795662572938698771111 ~2004
979592903195918580710 ~2001
979594991195918998310 ~2001
979628579195925715910 ~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
9799876371371982691911 ~2003
979987919195997583910 ~2001
980024063196004812710 ~2001
980030591196006118310 ~2001
3555
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25-07-08