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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
5440361326421678 ~1985
5440361435228898
5440499108809998 ~1984
5440543544054318 ~1985
5440621326437278 ~1985
5440751108815038 ~1984
5440781326446878 ~1985
54408192285143999 ~1987
5440871108817438 ~1984
5441053326463198 ~1985
5441123108822478 ~1984
5441129435290338 ~1985
5441591108831838 ~1984
54417735224102099 ~1988
54419631414910399 ~1986
5442011108840238 ~1984
5442121326527278 ~1985
5442301326538078 ~1985
5442383108847678 ~1984
5442491108849838 ~1984
5442539108850798 ~1984
5442629435410338 ~1985
5442659108853198 ~1984
5442971108859438 ~1984
5443103108862078 ~1984
Exp. Prime Factor Digits Year
5443183544318318 ~1985
5443439108868798 ~1984
5443547435483778 ~1985
5443567544356718 ~1985
5443567979842078
5443727435498178 ~1985
5443993326639598 ~1985
5444221326653278 ~1985
5444639435571138 ~1985
5444651108893038 ~1984
5444843108896878 ~1984
5445161435612898 ~1985
5445197435615778 ~1985
5445239108904798 ~1984
5445311108906238 ~1984
5445311435624898
54458331742666579 ~1987
5445893326753598 ~1985
5445911435672898 ~1985
5445959108919198 ~1984
5446379108927598 ~1984
5446927544692718 ~1985
5446943108938878 ~1984
5446967435757378 ~1985
5447051980469198 ~1986
Exp. Prime Factor Digits Year
5447081326824878 ~1985
5447303108946078 ~1984
5447317116572583910 ~1989
5447339108946798 ~1984
5447339435787138
5447461326847678 ~1985
5447521326851278 ~1985
5447777326866638 ~1985
5447801326868078 ~1985
54478212179128419 ~1987
5447831980609598 ~1986
5448011108960238 ~1984
5448061326883678 ~1985
54480731198576079 ~1986
5448253274591951310 ~1989
5448323108966478 ~1984
54487139589734899 ~1988
5448743108974878 ~1984
5448767435901378 ~1985
5448809762833278 ~1986
5448979544897918 ~1985
54489792288571199
5449007435920578 ~1985
5449553326973198 ~1985
5449943108998878 ~1984
Exp. Prime Factor Digits Year
5450101327006078 ~1985
5450273327016398 ~1985
5450323872051698 ~1986
5450369436029538 ~1985
54507072616339379 ~1987
5450801327048078 ~1985
5450957436076578 ~1985
5450959545095918 ~1985
5450987436078978 ~1985
5451059109021198 ~1984
54510912289458239 ~1987
5451151545115118 ~1985
5451307981235278 ~1986
54513493488863379 ~1987
5451431109028638 ~1984
5451599109031998 ~1984
5451619545161918 ~1985
5451731109034638 ~1984
5451791109035838 ~1984
5452103109042078 ~1984
5452543545254318 ~1985
54525716652136639 ~1988
5452823109056478 ~1984
5453099109061998 ~1984
5453101327186078 ~1985
738
GIMPS The Prime Pages FactorDb.com
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26-01-11