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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
30193703603874078 ~1989
301938371811630239 ~1991
30194231603884638 ~1989
30194579603891598 ~1989
301950411811702479 ~1991
30195059603901198 ~1989
30195083603901678 ~1989
30195839603916798 ~1989
30195983603919678 ~1989
30196031603920638 ~1989
30196151144941524910 ~1993
301965892415727139 ~1991
301968971811813839 ~1991
30196979603939598 ~1989
30197003603940078 ~1989
30197351603947038 ~1989
30198071603961438 ~1989
301981012415848099 ~1991
301982571811895439 ~1991
301990792415926339 ~1991
30199343603986878 ~1989
30199451603989038 ~1989
30199651126838534310 ~1993
301996939059907919 ~1992
30200003604000078 ~1989
Exponent Prime Factor Digits Year
30200099604001998 ~1989
30200591604011838 ~1989
302006571812039439 ~1991
30201023604020478 ~1989
30201371604027438 ~1989
30201551604031038 ~1989
302015512416124099
30201959604039198 ~1989
30202019604040398 ~1989
30202163604043278 ~1989
30202391604047838 ~1989
30202439604048798 ~1989
30203219604064398 ~1989
30203963604079278 ~1989
30204599604091998 ~1989
30205403604108078 ~1989
30206063604121278 ~1989
30206591604131838 ~1989
30206723604134478 ~1989
30206783604135678 ~1989
30207179604143598 ~1989
30207239604144798 ~1989
30207431604148638 ~1989
30208259604165198 ~1989
302082611812495679 ~1991
Exponent Prime Factor Digits Year
30208319604166398 ~1989
302098192416785539 ~1991
302099872416798979 ~1991
302101571812609439 ~1991
30210203604204078 ~1989
30210599604211998 ~1989
30210839604216798 ~1989
30210863604217278 ~1989
30210923604218478 ~1989
30211151604223038 ~1989
30211619604232398 ~1989
30212051126890614310 ~1993
30212219604244398 ~1989
30212999604259998 ~1989
302130131812780799 ~1991
30213083604261678 ~1989
30213143604262878 ~1989
30213803604276078 ~1989
30214139604282798 ~1989
30214643604292878 ~1989
30215231604304638 ~1989
30215351604307038 ~1989
30215639604312798 ~1989
302159811812958879 ~1991
30216299604325998 ~1989
Exponent Prime Factor Digits Year
30216443604328878 ~1989
30216839604336798 ~1989
30218411604368238 ~1989
30218879604377598 ~1989
30219383604387678 ~1989
30219779604395598 ~1989
30219971604399438 ~1989
30220103604402078 ~1989
30220139604402798 ~1989
30220343604406878 ~1989
302208673022086719 ~1991
30221591604431838 ~1989
30221771604435438 ~1989
30222383604447678 ~1989
30222431604448638 ~1989
30222443604448878 ~1989
30222623604452478 ~1989
302230012417840099 ~1991
30223439604468798 ~1989
30223559604471198 ~1989
30223691604473838 ~1989
30223799604475998 ~1989
30224471604489438 ~1989
30224483604489678 ~1989
30224723604494478 ~1989
1727
GIMPS The Prime Pages FactorDb.com
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25-04-13