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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.
Exp. Prime Factor Digits Year
7539341603147298 ~1986
7539397452363838 ~1986
7539743150794878 ~1985
75399191357185439 ~1987
7540199150803998 ~1985
75402371809656899 ~1987
7540451150809038 ~1985
7540499150809998 ~1985
75405179048620419 ~1989
7540751150815038 ~1985
7540751603260098
7540763150815278 ~1985
75407692262230719 ~1988
7540997452459838 ~1986
7540997603279778
7541057452463438 ~1986
7541441452486478 ~1986
7541717603337378 ~1986
75418398446859699 ~1989
7542047603363778 ~1986
7542077452524638 ~1986
7542253452535198 ~1986
7542341452540478 ~1986
7542461126713344910 ~1989
7542541452552478 ~1986
Exp. Prime Factor Digits Year
7542599150851998 ~1985
7542629603410338 ~1986
75426291055968079
7542719150854398 ~1985
7542851150857038 ~1985
7543001452580078 ~1986
7543097603447778 ~1986
75431471357766479 ~1987
7543181603454498 ~1986
7543351754335118 ~1986
7543439150868798 ~1985
7543499150869998 ~1985
7543561452613678 ~1986
75438071207009139 ~1987
7543859150877198 ~1985
7544063150881278 ~1985
7544291150885838 ~1985
7544443754444318 ~1986
75445191358013439 ~1987
7544819150896398 ~1985
7544857452691438 ~1986
7545113452706798 ~1986
7545497603639778 ~1986
7545563150911278 ~1985
7545899603671938 ~1986
Exp. Prime Factor Digits Year
7546151150923038 ~1985
7546153452769198 ~1986
7546183754618318 ~1986
7546271150925438 ~1985
75464895282542319 ~1988
7546499150929998 ~1985
7546751603740098 ~1986
7546991150939838 ~1985
7547159150943198 ~1985
7547411150948238 ~1985
7547429603794338 ~1986
75476331056668639 ~1987
7547843150956878 ~1985
7548011150960238 ~1985
7548067140394046310 ~1990
7548181452890878 ~1986
7548193452891598 ~1986
7548311150966238 ~1985
75484612415507539 ~1988
7548539150970798 ~1985
7548659150973198 ~1985
7548683150973678 ~1985
7548839150976798 ~1985
7549127603930178 ~1986
7549271150985438 ~1985
Exp. Prime Factor Digits Year
7549393452963598 ~1986
7549537452972238 ~1986
7549637452978238 ~1986
75497212415910739 ~1988
7549799150995998 ~1985
7550113453006798 ~1986
7550351604028098 ~1986
7550381453022878 ~1986
7550563755056318 ~1986
7550573453034398 ~1986
7550579151011598 ~1985
7550579604046338
7550591151011838 ~1985
7550801453048078 ~1986
7551133453067998 ~1986
7551209604096738 ~1986
7551217453073038 ~1986
75512633171530479 ~1988
7551541453092478 ~1986
7551671151033438 ~1985
7551877453112638 ~1986
7551883755188318 ~1986
7551989604159138 ~1986
7552043151040878 ~1985
7552067604165378 ~1986
886
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25-10-20