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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
106631921326397 ~1978
1066333234593278 ~1981
106637921327597 ~1978
106643363985997 ~1979
106651121330237 ~1978
106655363993197 ~1979
1066619191991438 ~1980
1066729426691618 ~1981
10668592325752639 ~1983
1066909234719998 ~1981
1066987362775598 ~1981
1067023960320718 ~1982
1067137170741938 ~1980
1067167106716718 ~1980
106720785376577 ~1980
1067263426905218 ~1981
106735121347037 ~1978
1067359192124638 ~1980
1067383448300878 ~1981
10674411088789839 ~1982
106747121349437 ~1978
1067489405645838 ~1981
1067611170817778 ~1980
106763921352797 ~1978
1067639256233378
Exp. Prime Factor Digits Year
10676394633553279
1067669149473678 ~1980
1067669405714238
1067701320310318 ~1981
106783121356637 ~1978
1067951192231198 ~1980
1067951512616498
1068019427207618 ~1981
1068107704950638 ~1982
106813185450497 ~1980
106819121363837 ~1978
106819185455297
1068437256424898 ~1981
1068481235065838 ~1981
106849121369837 ~1978
1068491192328398
106851764111037 ~1979
1068589235089598 ~1981
106870164122077 ~1979
106872164123277 ~1979
1068751513000498 ~1981
106875764125437 ~1979
10688111282573219 ~1982
1068857256525698 ~1981
106891785513377 ~1980
Exp. Prime Factor Digits Year
1068917149648398
1069031534515518 ~1981
106914164148477 ~1979
106919364151597 ~1979
106919921383997 ~1978
106919985535937
1069273577407438 ~1982
1069303363563038 ~1981
1069379513301938 ~1981
106949921389997 ~1978
106957121391437 ~1978
106958321391677 ~1978
106959764175837 ~1979
1069949149792878 ~1980
106997921399597 ~1978
107000985600737 ~1980
107003364201997 ~1979
107008164204877 ~1979
10701491422656080711 ~1987
1070203684929938 ~1982
10702079696075439 ~1985
1070243179800824110 ~1985
1070291280202183910 ~1986
1070339192661038 ~1980
107041121408237 ~1978
Exp. Prime Factor Digits Year
107042321408477 ~1978
10704231541409139
10705015994805619 ~1984
107057921411597 ~1978
1070659770874498 ~1982
1070789406899838 ~1981
107084321416877 ~1978
1070873321261918 ~1981
107092164255277 ~1979
1070921856736818
107093921418797 ~1978
107106164263677 ~1979
1071067257056098 ~1981
1071313171410098 ~1980
107135921427197 ~1978
10714071049978879 ~1982
1071457685732498 ~1982
1071589750112318 ~1982
107165921433197 ~1978
1071671192900798 ~1980
1071739514434738 ~1981
107174321434877 ~1978
1071743278653198
107181764309037 ~1979
1071841235805038 ~1981
259
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25-10-26