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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
17755943355118878 ~1988
17756171355123438 ~1988
177565971420527779 ~1989
17757119355142398 ~1988
177572091420576739 ~1989
17757263355145278 ~1988
177575771065454639 ~1989
17757791355155838 ~1988
177578411065470479 ~1989
17757959355159198 ~1988
17758703355174078 ~1988
177599571065597439 ~1989
17759999355199998 ~1988
177600731065604399 ~1989
17760131355202638 ~1988
17760719355214398 ~1988
17760779355215598 ~1988
1776088113910321999312 ~1996
177614772841836339 ~1990
17761631355232638 ~1988
17761871355237438 ~1988
17761883355237678 ~1988
17763023355260478 ~1988
17763059355261198 ~1988
177631016749978399 ~1991
Exponent Prime Factor Digits Year
17763143355262878 ~1988
17763503355270078 ~1988
17763671355273438 ~1988
177639731065838399 ~1989
17764091355281838 ~1988
17765003355300078 ~1988
177654011065924079 ~1989
17766431355328638 ~1988
17766851355337038 ~1988
177669971066019839 ~1989
17767259355345198 ~1988
17767283355345678 ~1988
177676991776769919 ~1989
17768423355368478 ~1988
17768963355379278 ~1988
17769023355380478 ~1988
177692531066155199 ~1989
17769803355396078 ~1988
17769863355397278 ~1988
17770079355401598 ~1988
17770391355407838 ~1988
17770451355409038 ~1988
17770523355410478 ~1988
177708011066248079 ~1989
17771291355425838 ~1988
Exponent Prime Factor Digits Year
17771399355427998 ~1988
17771531355430638 ~1988
17771543355430878 ~1988
17772071355441438 ~1988
177721071421768579 ~1989
177726611066359679 ~1989
177728931066373599 ~1989
17773271355465438 ~1988
17773333127967997710 ~1991
177733632843738099 ~1990
17773403355468078 ~1988
17774591355491838 ~1988
177747171066483039 ~1989
17774819355496398 ~1988
177750071777500719 ~1989
17775683355513678 ~1988
177757491422059939 ~1989
177760191422081539 ~1989
17776091355521838 ~1988
177763211066579279 ~1989
17776331355526638 ~1988
177763491422107939 ~1989
17776439355528798 ~1988
177764771066588639 ~1989
177767113199807999 ~1990
Exponent Prime Factor Digits Year
17776859355537198 ~1988
177775611066653679 ~1989
17777603355552078 ~1988
17777759355555198 ~1988
177784991777849919 ~1989
17778503355570078 ~1988
17778731355574638 ~1988
17778791355575838 ~1988
177787911422303299
17778983355579678 ~1988
17779211355584238 ~1988
17779319355586398 ~1988
17780363355607278 ~1988
17780891355617838 ~1988
17781191355623838 ~1988
177813011066878079 ~1989
177821471778214719 ~1989
177823193200817439 ~1990
17782343355646878 ~1988
177823931066943599 ~1989
177825111422600899 ~1989
177827531066965199 ~1989
177827532845240499
17783399355667998 ~1988
17784059355681198 ~1988
1335
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25-04-13