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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
8456753507405198 ~1986
84567534735781699
8456761507405678 ~1986
8456891169137838 ~1985
8457563169151278 ~1985
8457781507466878 ~1986
8457989676639138 ~1987
8458001507480078 ~1986
8458091169161838 ~1985
8458117507487038 ~1986
84583695920858319 ~1989
8458501507510078 ~1986
8458811169176238 ~1985
8458991169179838 ~1985
84591731353467699 ~1987
8459417676753378 ~1987
8459441676755298 ~1987
8459651169193038 ~1985
8459723169194478 ~1985
8459747676779778 ~1987
8459821507589278 ~1986
8459831169196638 ~1985
8460191169203838 ~1985
8460581507634878 ~1986
8461241507674478 ~1986
Exp. Prime Factor Digits Year
8461247676899778 ~1987
8461507846150718 ~1987
84615491861540799 ~1988
8461643169232878 ~1985
8461757507705438 ~1986
8462081507724878 ~1986
8462477507748638 ~1986
8462579169251598 ~1985
8462819169256398 ~1985
8462819677025538
8462879169257598 ~1985
8462903169258078 ~1985
8463193507791598 ~1986
84633534739477699 ~1989
8463979846397918 ~1987
8464331677146498 ~1987
8464517507871038 ~1986
8464811169296238 ~1985
8464837507890238 ~1986
84656232878311839 ~1988
8465713507942798 ~1986
8465819169316398 ~1985
8465927677274178 ~1987
8466043846604318 ~1987
84660433555738079
Exp. Prime Factor Digits Year
8466079846607918 ~1987
8466443169328878 ~1985
84669611354713779 ~1987
84671111524079999 ~1987
8467271169345438 ~1985
8467499169349998 ~1985
8467523169350478 ~1985
8467637508058238 ~1986
8467637677410978
8468077508084638 ~1986
8468123169362478 ~1985
84682933387317219 ~1988
8468441508106478 ~1986
8468561508113678 ~1986
8468897508133838 ~1986
8468903169378078 ~1985
8468963169379278 ~1985
8469239169384798 ~1985
84692711355083379 ~1987
8469431677554498 ~1987
8469491169389838 ~1985
8470109677608738 ~1987
8470381508222878 ~1986
8470421677633698 ~1987
8470589677647138 ~1987
Exp. Prime Factor Digits Year
84705972541179119 ~1988
8470681508240878 ~1986
8471069677685538 ~1987
8471531169430638 ~1985
8471581508294878 ~1986
84718491186058879 ~1987
8471917508315038 ~1986
8472053508323198 ~1986
84721272033310499 ~1988
8472203169444078 ~1985
84722594066684339 ~1988
8472337508340238 ~1986
8472433508345998 ~1986
8472479169449598 ~1985
8472539169450798 ~1985
8472617508357038 ~1986
8472847847284718 ~1987
8472923169458478 ~1985
8473097508385838 ~1986
84731411864091039 ~1988
8473631169472638 ~1985
8473739169474798 ~1985
8473901677912098 ~1987
8474159169483198 ~1985
8474183169483678 ~1985
925
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4.768.925 digits 		e-mail
25-05-04