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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
292804731756828399 ~1990
29280659585613198 ~1989
29281643585632878 ~1989
292819912342559299 ~1991
29282063585641278 ~1989
29282843585656878 ~1989
292828995270921839 ~1992
292836197028068579 ~1992
29283659585673198 ~1989
29284019585680398 ~1989
29284631585692638 ~1989
29285843585716878 ~1989
29286329158146176710 ~1993
29286791585735838 ~1989
29287019585740398 ~1989
292870571757223439 ~1990
29287403585748078 ~1989
29287799585755998 ~1989
29288351585767038 ~1989
29288531585770638 ~1989
29288711585774238 ~1989
29288879585777598 ~1989
292888811757332879 ~1990
29289191585783838 ~1989
29289503585790078 ~1989
Exponent Prime Factor Digits Year
29289791585795838 ~1989
292899171757395039 ~1990
29290139585802798 ~1989
29290139919710364710
29290403585808078 ~1989
292904331757425999 ~1990
29290763585815278 ~1989
29291039585820798 ~1989
29291219585824398 ~1989
29291519585830398 ~1989
29291579585831598 ~1989
292920134686722099 ~1992
29292083585841678 ~1989
292926292343410339 ~1991
29293163585863278 ~1989
29293919585878398 ~1989
29294231585884638 ~1989
292949812343598499 ~1991
29295011585900238 ~1989
29295023585900478 ~1989
29295251585905038 ~1989
292957814687324979 ~1992
29295911585918238 ~1989
29296259585925198 ~1989
292963131757778799 ~1990
Exponent Prime Factor Digits Year
292974412343795299 ~1991
29297771585955438 ~1989
29298023585960478 ~1989
29298359585967198 ~1989
29298371585967438 ~1989
29298851585977038 ~1989
29299199585983998 ~1989
29299859585997198 ~1989
292998771757992639 ~1990
29299943585998878 ~1989
29300423586008478 ~1989
29301911586038238 ~1989
29302043586040878 ~1989
29302139586042798 ~1989
29302171117208684110 ~1992
29302739586054798 ~1989
29302991586059838 ~1989
29303531586070638 ~1989
29304059586081198 ~1989
29304959586099198 ~1989
29305103586102078 ~1989
29305511586110238 ~1989
293055131758330799 ~1990
29306099586121998 ~1989
29306171586123438 ~1989
Exponent Prime Factor Digits Year
29306639586132798 ~1989
29307203586144078 ~1989
293074494103042879 ~1991
29308271586165438 ~1989
293084212344673699 ~1991
29308619586172398 ~1989
29308931586178638 ~1989
29309363586187278 ~1989
293098312344786499 ~1991
29310719586214398 ~1989
29311559586231198 ~1989
29311871586237438 ~1989
29312033252083483910 ~1993
293121131758726799 ~1990
293122374103713199 ~1991
29312351586247038 ~1989
293123571758741439 ~1990
29312711586254238 ~1989
29312891586257838 ~1989
29314199586283998 ~1989
29314559586291198 ~1989
293145912931459119 ~1991
29314931586298638 ~1989
29315003586300078 ~1989
29315183586303678 ~1989
1701
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25-04-13