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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
19256339385126798 ~1988
19256411385128238 ~1988
19256459385129198 ~1988
192572692696017679 ~1990
19257299385145998 ~1988
19257599385151998 ~1988
19257671385153438 ~1988
19258163385163278 ~1988
19258439385168798 ~1988
19258511385170238 ~1988
19258763385175278 ~1988
19259171385183438 ~1988
19259231385184638 ~1988
19259543385190878 ~1988
19259651385193038 ~1988
19259951385199038 ~1988
19260023385200478 ~1988
19260071385201438 ~1988
19260203385204078 ~1988
19260551385211038 ~1988
192608231926082319 ~1990
19260971385219438 ~1988
19262783385255678 ~1988
19263239385264798 ~1988
19263479385269598 ~1988
Exponent Prime Factor Digits Year
19263599385271998 ~1988
192637931155827599 ~1989
192638411155830479 ~1989
19263971385279438 ~1988
192640731155844399 ~1989
19264523385290478 ~1988
19264631385292638 ~1988
192656331155937999 ~1989
19267403385348078 ~1988
192674474624187299 ~1990
192674871541398979 ~1989
19267883385357678 ~1988
19268303385366078 ~1988
19268363385367278 ~1988
19269179385383598 ~1988
19269539385390798 ~1988
19269599385391998 ~1988
19270259385405198 ~1988
19270763385415278 ~1988
19271039385420798 ~1988
19271639385432798 ~1988
19271831385436638 ~1988
192718811156312879 ~1989
19271951385439038 ~1988
19272083385441678 ~1988
Exponent Prime Factor Digits Year
19272119385442398 ~1988
192725631838602510311 ~1994
192727791541822339 ~1989
192729971156379839 ~1989
19273703385474078 ~1988
19275083385501678 ~1988
19276151385523038 ~1988
19276511385530238 ~1988
192768011156608079 ~1989
19276919385538398 ~1988
192773931156643599 ~1989
192774771156648639 ~1989
19277591385551838 ~1988
19277603385552078 ~1988
19277963385559278 ~1988
192784633084554099 ~1990
192786311927863119 ~1990
192787731156726399 ~1989
19278839385576798 ~1988
19278851385577038 ~1988
19278911385578238 ~1988
192793211156759279 ~1989
19281263385625278 ~1988
19281299385625998 ~1988
192812999255023539
Exponent Prime Factor Digits Year
19281851385637038 ~1988
192818511542548099
19281959385639198 ~1988
19282019385640398 ~1988
19283171385663438 ~1988
19283279385665598 ~1988
192834171157005039 ~1989
192834971157009839 ~1989
19283723385674478 ~1988
19283843385676878 ~1988
19283963385679278 ~1988
192844071542752579 ~1989
192845331157071999 ~1989
19284731385694638 ~1988
19285583385711678 ~1988
192864373085829939 ~1990
19286459154291672110 ~1992
19286471385729438 ~1988
19286699385733998 ~1988
192874671542997379 ~1989
19288151385763038 ~1988
19288739385774798 ~1988
19288883385777678 ~1988
19288991385779838 ~1988
19289051385781038 ~1988
1341
GIMPS The Prime Pages FactorDb.com
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24-10-27