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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.
Exp. Prime Factor Digits Year
5521181441694498 ~1985
5521199110423998 ~1984
5521213883394098 ~1986
55213013975336739 ~1987
5521559110431198 ~1984
5521693883470898 ~1986
5521697331301838 ~1985
5521981144675902310 ~1989
5522039441763138 ~1985
5522063110441278 ~1984
5522137331328238 ~1985
5522203883552498 ~1986
5522261331335678 ~1985
5522281331336878 ~1985
5522393331343598 ~1985
5522411110448238 ~1984
5522519110450398 ~1984
55225271325406499 ~1986
5522999110459998 ~1984
5523131441850498 ~1985
5523481883756978 ~1986
5523541331412478 ~1985
55241591325798179 ~1986
5524219552421918 ~1985
5524279552427918 ~1985
Exp. Prime Factor Digits Year
5524331110486638 ~1984
5524357331461438 ~1985
5524513883922098 ~1986
5524523110490478 ~1984
5524691110493838 ~1984
5524691441975298
5525053331503198 ~1985
55250871436522639 ~1986
5525183110503678 ~1984
55251831768058579
55252512652120499 ~1987
5525453773563438 ~1986
5525519110510398 ~1984
5525581331534878 ~1985
5525777773608798 ~1986
5525797331547838 ~1985
5526041331562478 ~1985
5526043552604318 ~1985
5526113331566798 ~1985
5526137773659198 ~1986
5526179110523598 ~1984
5526481331588878 ~1985
55266131326387139 ~1986
5526679994802238 ~1986
5526743110534878 ~1984
Exp. Prime Factor Digits Year
5526881442150498 ~1985
5526977442158178 ~1985
5527079110541598 ~1984
5527163110543278 ~1984
5527243884358898 ~1986
5527253331635198 ~1985
5527391110547838 ~1984
5527411552741118 ~1985
5527589574869256110 ~1990
5527591552759118 ~1985
5527591124923556710
5527631110552638 ~1984
55279011658370319 ~1987
5527931442234498 ~1985
5527961442236898 ~1985
5528141331688478 ~1985
5528147995066478 ~1986
5528407552840718 ~1985
5528513331710798 ~1985
5529001884640178 ~1986
5529367552936718 ~1985
5529367884698738
5529791110595838 ~1984
5529899110597998 ~1984
5529971110599438 ~1984
Exp. Prime Factor Digits Year
5530123884819698 ~1986
5530211995437998 ~1986
5530939553093918 ~1985
55309391327425379
5531081331864878 ~1985
5531087995595678 ~1986
5531117442489378 ~1985
5531243110624878 ~1984
5531347553134718 ~1985
5531371553137118 ~1985
5531497331889838 ~1985
5531549442523938 ~1985
5531639110632798 ~1984
5531809144933395910 ~1989
5531819110636398 ~1984
5532179110643598 ~1984
5532341442587298 ~1985
5532623110652478 ~1984
5532757331965438 ~1985
5533039553303918 ~1985
5533049442643938 ~1985
5533301331998078 ~1985
5533337332000238 ~1985
5533439442675138 ~1985
55336813984250339 ~1987
733
GIMPS The Prime Pages FactorDb.com
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25-09-07