Home e-mail
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
25459751509195038 ~1989
254598592036788739 ~1990
254602334073637299 ~1991
25460531509210638 ~1989
254606212036849699 ~1990
25460663509213278 ~1989
25461071509221438 ~1989
25461251509225038 ~1989
25461731509234638 ~1989
25462259509245198 ~1989
25462799509255998 ~1989
25462883509257678 ~1989
25463051509261038 ~1989
25463411509268238 ~1989
254634296111222979 ~1991
25463843509276878 ~1989
254647973565071599 ~1991
25464863509297278 ~1989
25465619509312398 ~1989
25465631509312638 ~1989
254659811527958879 ~1990
25466411509328238 ~1989
254664112037312899
254669272037354179 ~1990
254669331528015999 ~1990
Exponent Prime Factor Digits Year
254674996112199779 ~1991
25467971509359438 ~1989
25468139509362798 ~1989
254685196112444579 ~1991
25468979509379598 ~1989
254696693565753679 ~1991
25469771509395438 ~1989
25469831509396638 ~1989
25470563509411278 ~1989
254708534075336499 ~1991
25471079509421598 ~1989
254713076622539839 ~1992
25471643509432878 ~1989
25472231509444638 ~1989
25472651509453038 ~1989
25473023509460478 ~1989
25473611509472238 ~1989
25473659509473198 ~1989
25473683509473678 ~1989
25473839509476798 ~1989
25474439509488798 ~1989
25474583509491678 ~1989
25476719509534398 ~1989
254767912038143299 ~1990
25476959509539198 ~1989
Exponent Prime Factor Digits Year
25477079509541598 ~1989
254780992038247939 ~1990
25478111509562238 ~1989
25478339509566798 ~1989
25478483509569678 ~1989
25478879509577598 ~1989
25478891509577838 ~1989
25479071509581438 ~1989
254791371528748239 ~1990
25479383509587678 ~1989
25479479509589598 ~1989
25480151509603038 ~1989
25480319509606398 ~1989
25480379509607598 ~1989
25481231509624638 ~1989
25481243509624878 ~1989
25482071509641438 ~1989
25482563509651278 ~1989
254826371528958239 ~1990
254828331528969999 ~1990
25483079509661598 ~1989
25483163509663278 ~1989
254832611528995679 ~1990
25483319509666398 ~1989
25483499509669998 ~1989
Exponent Prime Factor Digits Year
25484279509685598 ~1989
25484579509691598 ~1989
25485263509705278 ~1989
254852818155289939 ~1992
25485419509708398 ~1989
254854874077677939 ~1991
25486511509730238 ~1989
25486823509736478 ~1989
25487123509742478 ~1989
25487603509752078 ~1989
25488299509765998 ~1989
25488371509767438 ~1989
254884971529309839 ~1990
25488863509777278 ~1989
25488923509778478 ~1989
25488971509779438 ~1989
254889893568458479 ~1991
25489391509787838 ~1989
254894232548942319 ~1991
25490291509805838 ~1989
254905574078489139 ~1991
25490639509812798 ~1989
254906872039254979 ~1990
25491239509824798 ~1989
25491311509826238 ~1989
1605
GIMPS The Prime Pages FactorDb.com
Home
4.843.404 digits 		e-mail
25-06-08