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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
294730494126226879 ~1991
29473211589464238 ~1989
29473799589475998 ~1989
29474303589486078 ~1989
29474639589492798 ~1989
294746931768481599 ~1990
29474723589494478 ~1989
29474771589495438 ~1989
29475119589502398 ~1989
29475419589508398 ~1989
29475599589511998 ~1989
294757936484674479 ~1992
29476211589524238 ~1989
29476439589528798 ~1989
29477351589547038 ~1989
29477471589549438 ~1989
29478083589561678 ~1989
29478131589562638 ~1989
29478359589567198 ~1989
29478719589574398 ~1989
29478803589576078 ~1989
294798292358386339 ~1991
29480543589610878 ~1989
29480663589613278 ~1989
29481983589639678 ~1989
Exponent Prime Factor Digits Year
29482163589643278 ~1989
29482223589644478 ~1989
294825774127560799 ~1991
29483351589667038 ~1989
29483543589670878 ~1989
29484491589689838 ~1989
29484683589693678 ~1989
29484743589694878 ~1989
294852171769113039 ~1990
29485499589709998 ~1989
29485523589710478 ~1989
29485763589715278 ~1989
29486183589723678 ~1989
29486543589730878 ~1989
29487203589744078 ~1989
29488379589767598 ~1989
29488499589769998 ~1989
29488631589772638 ~1989
29488807100261943910 ~1992
294890771769344639 ~1990
294891298846738719 ~1992
29489303589786078 ~1989
29489423589788478 ~1989
29490119589802398 ~1989
29490803589816078 ~1989
Exponent Prime Factor Digits Year
29491271589825438 ~1989
29491739589834798 ~1989
29492363589847278 ~1989
29492843589856878 ~1989
29493239589864798 ~1989
29493251589865038 ~1989
29494043589880878 ~1989
29494343589886878 ~1989
29494799589895998 ~1989
29495111589902238 ~1989
29495159589903198 ~1989
29495783589915678 ~1989
29495831589916638 ~1989
29496251589925038 ~1989
29496431589928638 ~1989
29496443589928878 ~1989
29496539589930798 ~1989
29496563589931278 ~1989
294968699438998099 ~1992
29497283589945678 ~1989
29497931589958638 ~1989
29498219589964398 ~1989
29498411589968238 ~1989
29498531589970638 ~1989
29498603589972078 ~1989
Exponent Prime Factor Digits Year
29501183590023678 ~1989
29501299188808313710 ~1993
29501639590032798 ~1989
295019571770117439 ~1990
29502899590057998 ~1989
29503079590061598 ~1989
29503403590068078 ~1989
295040872360326979 ~1991
295042611770255679 ~1990
29504459590089198 ~1989
29504903590098078 ~1989
29505263590105278 ~1989
29505491590109838 ~1989
295058577081405699 ~1992
295063875311149679 ~1992
29507279590145598 ~1989
295080411770482479 ~1990
29508131590162638 ~1989
29508851590177038 ~1989
29508911590178238 ~1989
29509019590180398 ~1989
29509439590188798 ~1989
29509619590192398 ~1989
295097219443110739 ~1992
295108097082594179 ~1992
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25-04-13