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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
18832031376640638 ~1988
188320313389765599
18832381135593143310 ~1992
18832799376655998 ~1988
18833291376665838 ~1988
18833651376673038 ~1988
18833663376673278 ~1988
18833723376674478 ~1988
188339517910259439 ~1991
188339519040296499
18834059376681198 ~1988
18834551376691038 ~1988
18834743376694878 ~1988
18834779376695598 ~1988
18834911376698238 ~1988
188349673013594739 ~1990
188352171130113039 ~1989
18835343376706878 ~1988
188355594520534179 ~1990
18836063376721278 ~1988
18836099376721998 ~1988
18836327169526943110 ~1992
18836711376734238 ~1988
188368211130209279 ~1989
18836927139393259910 ~1992
Exponent Prime Factor Digits Year
18837239376744798 ~1988
18837323376746478 ~1988
18837359376747198 ~1988
18837503376750078 ~1988
18837803376756078 ~1988
18837811135632239310 ~1992
188378571507028579 ~1989
18838199376763998 ~1988
188382011130292079 ~1989
18838271376765438 ~1988
18839363376787278 ~1988
18839399376787998 ~1988
188397074521529699 ~1990
18839759376795198 ~1988
188399233014387699 ~1990
188400371130402239 ~1989
18840179376803598 ~1988
18840359376807198 ~1988
188408932637725039 ~1990
188409073391363279 ~1990
18841019376820398 ~1988
188410734521857539 ~1990
18841391376827838 ~1988
188420091507360739 ~1989
18842591376851838 ~1988
Exponent Prime Factor Digits Year
18842891376857838 ~1988
188429811130578879 ~1989
18843239376864798 ~1988
18843659376873198 ~1988
18843971376879438 ~1988
18844043376880878 ~1988
188444991507559939 ~1989
18844691376893838 ~1988
18844799376895998 ~1988
18845003376900078 ~1988
18845531376910638 ~1988
18845591376911838 ~1988
18845951376919038 ~1988
188461811130770879 ~1989
18847151376943038 ~1988
18847463376949278 ~1988
188475291507802339 ~1989
188475371130852239 ~1989
18847739376954798 ~1988
18848243376964878 ~1988
18848471376969438 ~1988
188487371130924239 ~1989
1884880316496472385712 ~1997
18849359376987198 ~1988
188496411130978479 ~1989
Exponent Prime Factor Digits Year
18849899376997998 ~1988
188503331131019999 ~1989
18850343377006878 ~1988
18850439377008798 ~1988
18850523377010478 ~1988
18850691377013838 ~1988
18851303377026078 ~1988
18851663377033278 ~1988
188517734147390079 ~1990
18851879377037598 ~1988
188524131131144799 ~1989
18852551377051038 ~1988
188537811131226879 ~1989
18853883377077678 ~1988
18853931377078638 ~1988
188541171131247039 ~1989
188544194525060579 ~1990
18854651377093038 ~1988
18854879377097598 ~1988
18855071377101438 ~1988
18855659377113198 ~1988
18856031377120638 ~1988
18856319377126398 ~1988
188565114902692879 ~1991
18856763377135278 ~1988
1373
GIMPS The Prime Pages FactorDb.com
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25-04-13