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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
286826357365277 ~1981
2868331458932978 ~1984
2868451286845118 ~1983
2868617401606398 ~1983
28687133155584319 ~1986
286877957375597 ~1981
286885157377037 ~1981
2868857172131438 ~1983
2868871286887118 ~1983
2869001172140078 ~1983
28690011377120499
28690518033342819 ~1987
286910357382077 ~1981
2869253172155198 ~1983
2869327286932718 ~1983
2869441631277038 ~1984
28694591205172799 ~1985
2869547229563778 ~1983
2869553860865918 ~1984
2869567516522078 ~1984
2869793172187598 ~1983
2869859688766178 ~1984
286994357398877 ~1981
2870017172201038 ~1983
287003957400797 ~1981
Exp. Prime Factor Digits Year
287005157401037 ~1981
2870081172204878 ~1983
2870099516617838 ~1984
287018357403677 ~1981
2870473631504078 ~1984
2870513172230798 ~1983
2870513401871838
287051957410397 ~1981
287053157410637 ~1981
2870573172234398 ~1983
2870591229647298 ~1983
2870627516712878 ~1984
2870657688957698 ~1984
287071157414237 ~1981
28708392583755119 ~1985
2870969401935678 ~1983
2871019516783438 ~1984
287111957422397 ~1981
287119157423837 ~1981
287150357430077 ~1981
2871509229720738 ~1983
2871643459462898 ~1984
2871877459500338 ~1984
287213957442797 ~1981
28721393504009599
Exp. Prime Factor Digits Year
2872237172334238 ~1983
28722911378699699 ~1985
287245157449037 ~1981
287255957451197 ~1981
2872721172363278 ~1983
2872757402185998 ~1983
287282357456477 ~1981
2872967746971438 ~1984
2873023287302318 ~1983
2873023459683698
2873053689532738 ~1984
287309957461997 ~1981
2873231517181598 ~1984
2873267229861378 ~1983
2873279229862338 ~1983
2873363919476178 ~1984
2873393172403598 ~1983
2873461172407678 ~1983
2873621172417278 ~1983
2873701172422078 ~1983
287387957477597 ~1981
287389157477837 ~1981
28738911609378979
2873911287391118 ~1983
2873933689743938 ~1984
Exp. Prime Factor Digits Year
287393957478797 ~1981
287402357480477 ~1981
28740294138601779 ~1986
28742111207168639 ~1985
287425157485037 ~1981
2874437402421198 ~1983
2874467747361438 ~1984
2874617402446398 ~1983
2874673632428078 ~1984
2874737172484238 ~1983
2874917229993378 ~1983
2875001230000098 ~1983
28750631207526479 ~1985
2875097230007778 ~1983
287519957503997 ~1981
2875361172521678 ~1983
2875417862625118 ~1984
2875423460067698 ~1984
2875681632649838 ~1984
2875709230056738 ~1983
287573957514797 ~1981
2875739517633038
2875913862773918 ~1984
28759131783066079
287617157523437 ~1981
483
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25-05-04