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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
18244403364888078 ~1988
182445311824453119 ~1989
182446073284029279 ~1990
18244669131361616910 ~1992
18244679364893598 ~1988
182450231824502319 ~1989
18245399364907998 ~1988
182456095838594899 ~1991
18245663364913278 ~1988
182457891459663139 ~1989
18245999364919998 ~1988
18246443364928878 ~1988
18246719364934398 ~1988
182479211094875279 ~1989
18247991364959838 ~1988
18248183364963678 ~1988
18248231364964638 ~1988
182484731094908399 ~1989
182486471824864719 ~1989
182487531094925199 ~1989
18248771364975438 ~1988
18248771102193117710
18249299364985998 ~1988
18249719364994398 ~1988
18249779364995598 ~1988
Exponent Prime Factor Digits Year
18250031365000638 ~1988
18250451365009038 ~1988
18250679365013598 ~1988
18250691365013838 ~1988
18251399365027998 ~1988
182518435840589779 ~1991
182524311460194499 ~1989
18252491365049838 ~1988
182527972555391599 ~1990
182531531095189199 ~1989
18253211365064238 ~1988
182542971095257839 ~1989
18254783365095678 ~1988
18255071365101438 ~1988
18255119365102398 ~1988
18255299365105998 ~1988
18255383365107678 ~1988
182553971095323839 ~1989
18255431365108638 ~1988
18255623365112478 ~1988
182559531095357199 ~1989
18256499365129998 ~1988
18256559365131198 ~1988
182566811095400879 ~1989
18256943365138878 ~1988
Exponent Prime Factor Digits Year
182570531095423199 ~1989
18257111365142238 ~1988
18257159365143198 ~1988
182585571460684579 ~1989
182587811095526879 ~1989
182587873286581679 ~1990
18258923365178478 ~1988
182596914747519679 ~1990
182597771095586639 ~1989
18259919365198398 ~1988
18259991365199838 ~1988
18260003365200078 ~1988
18260051365201038 ~1988
18260663365213278 ~1988
182610731095664399 ~1989
18262019365240398 ~1988
182622431826224319 ~1989
182626971095761839 ~1989
18262703365254078 ~1988
18262823365256478 ~1988
18263039365260798 ~1988
182631011095786079 ~1989
18263291365265838 ~1988
18263639365272798 ~1988
18264479365289598 ~1988
Exponent Prime Factor Digits Year
182648537305941219 ~1991
18265283365305678 ~1988
18265451365309038 ~1988
182657815845049939 ~1991
18265823365316478 ~1988
182659371461274979 ~1989
18266159365323198 ~1988
182664418767891699 ~1991
18266939365338798 ~1988
18267779365355598 ~1988
182678331096069999 ~1989
18268751365375038 ~1988
182691131096146799 ~1989
18269759365395198 ~1988
182698071461584579 ~1989
18270611365412238 ~1988
182706771096240639 ~1989
182707191461657539 ~1989
182707971096247839 ~1989
182710932923374899 ~1990
182719492558072879 ~1990
18272099365441998 ~1988
182723935847165779 ~1991
18273119365462398 ~1988
18273191365463838 ~1988
1401
GIMPS The Prime Pages FactorDb.com
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25-10-20