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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
7599797455987838 ~1986
7599857455991438 ~1986
7600163152003278 ~1985
7600169608013538 ~1986
7600199608015938 ~1986
7600273456016398 ~1986
7600331152006638 ~1985
76003911368070399 ~1987
7600403152008078 ~1985
76009931216158899 ~1987
7601039608083138 ~1986
7601093456065598 ~1986
7601467760146718 ~1986
7601519152030398 ~1985
7601651152033038 ~1985
7601903152038078 ~1985
7601953456117198 ~1986
76025031824600739 ~1987
7602521456151278 ~1986
7602697456161838 ~1986
76032131672706879 ~1987
7603333456199998 ~1986
7603451152069038 ~1985
7603559152071198 ~1985
7603679152073598 ~1985
Exp. Prime Factor Digits Year
7604081456244878 ~1986
76041971216671539 ~1987
7604231152084638 ~1985
7604279152085598 ~1985
7604279608342338
76043471216695539 ~1987
7604407760440718 ~1986
7604659760465918 ~1986
7604711152094238 ~1985
7604879152097598 ~1985
7604953456297198 ~1986
7605029608402338 ~1986
76050291064704079
7605413456324798 ~1986
7605677456340638 ~1986
7605853456351198 ~1986
7606097456365838 ~1986
7606139152122798 ~1985
7606147760614718 ~1986
7606177456370638 ~1986
7606283152125678 ~1985
76062971217007539 ~1987
7606331152126638 ~1985
7606451152129038 ~1985
7606559152131198 ~1985
Exp. Prime Factor Digits Year
7606579760657918 ~1986
7606799152135998 ~1985
7606877456412638 ~1986
7607179340801619310 ~1990
7607221456433278 ~1986
7607261608580898 ~1986
7607357456441438 ~1986
76078492890982639 ~1988
7608233456493998 ~1986
7608311152166238 ~1985
7608323152166478 ~1985
7608457456507438 ~1986
76085771826058499 ~1987
7608719152174398 ~1985
7608737456524238 ~1986
7609103152182078 ~1985
7609153456549198 ~1986
7609321456559278 ~1986
76093378370270719 ~1989
7609681456580878 ~1986
76099071826377699 ~1987
7610303152206078 ~1985
7610783152215678 ~1985
7610819152216398 ~1985
76109271369966879 ~1987
Exp. Prime Factor Digits Year
76110475023291039 ~1988
7611119152222398 ~1985
7611239152224798 ~1985
76114371065601199 ~1987
7611479152229598 ~1985
7611581456694878 ~1986
7611743152234878 ~1985
7611941608955298 ~1986
7612043152240878 ~1985
7613519152270398 ~1985
7613849609107938 ~1986
7613867609109378 ~1986
76139231218227699 ~1987
7614371152287438 ~1985
7614493456869598 ~1986
76146471827515299 ~1987
7614707609176578 ~1986
7615043152300878 ~1985
7615159761515918 ~1986
7615991609279298 ~1986
7616057609284578 ~1986
7616123152322478 ~1985
7616291152325838 ~1985
76165731066320239 ~1987
7616699152333998 ~1985
870
GIMPS The Prime Pages FactorDb.com
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25-05-04