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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
2475331396052978 ~1983
24753831039660879 ~1984
2475397396063538 ~1983
2475433148525998 ~1982
2475653148539198 ~1982
2475779198062338 ~1982
2475791445642398 ~1983
247583949516797 ~1981
247591149518237 ~1981
247597149519437 ~1981
2475989594237378 ~1984
247616349523277 ~1981
247651149530237 ~1981
24765471832644799 ~1985
2476561148593678 ~1982
2476597594383298 ~1984
2476609742982718 ~1984
2476711445807998 ~1983
2476717396274738 ~1983
247673949534797 ~1981
2476927247692718 ~1983
247706349541277 ~1981
2477081743124318 ~1984
2477177148630638 ~1982
2477521148651278 ~1982
Exp. Prime Factor Digits Year
2477681198214498 ~1982
2477777198222178 ~1982
2477791247779118 ~1983
2477863594687138 ~1984
24779473221331119 ~1985
24779873568301299 ~1985
247801149560237 ~1981
2478029941651038 ~1984
2478067247806718 ~1983
2478101941678398 ~1984
2478589594861378 ~1984
2478677148720638 ~1982
2478877396620338 ~1983
2479031198322498 ~1982
24790311388257379
24790491537010399 ~1985
2479241148754478 ~1982
247928349585677 ~1981
2479381148762878 ~1982
247952349590477 ~1981
24795232826656239
2479567247956718 ~1983
2479733148783998 ~1982
247975149595037 ~1981
2479769198381538 ~1982
Exp. Prime Factor Digits Year
2479987446397678 ~1983
248006349601277 ~1981
248017149603437 ~1981
2480189347226478 ~1983
2480287105660226310 ~1987
2480383595291938 ~1984
2480483644925598 ~1984
2480567198445378 ~1982
2480671396907378 ~1983
2480693148841598 ~1982
2481091248109118 ~1983
248117949623597 ~1981
2481233148873998 ~1982
2481341148880478 ~1982
2481449347402878 ~1983
248149149629837 ~1981
2481719446709438 ~1983
2481811446725998 ~1983
2481863645284398 ~1984
24818771141663439 ~1984
248197149639437 ~1981
2481971198557698
2482097198567778 ~1982
2482253148935198 ~1982
24822971340440399 ~1984
Exp. Prime Factor Digits Year
24823431241171519 ~1984
248243949648797 ~1981
248245149649037 ~1981
248252349650477 ~1981
2482523595805538
2482607446869278 ~1983
2482607645477838
248287149657437 ~1981
2482967198637378 ~1982
2482999248299918 ~1983
24830991241549519 ~1984
248317149663437 ~1981
2483219198657538 ~1982
2483521149011278 ~1982
248354349670877 ~1981
2483549347696878 ~1983
24836171937221279 ~1985
2483653149019198 ~1982
248371149674237 ~1981
2483753149025198 ~1982
2483861198708898 ~1982
2483911447103998 ~1983
2484017149041038 ~1982
2484019248401918 ~1983
2484197198735778 ~1982
441
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25-06-01