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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
189911937982397 ~1980
1899419151953538 ~1981
1899421113965278 ~1981
1899481417885838 ~1983
1899637303941938 ~1982
1899647151971778 ~1981
1899917151993378 ~1981
1899917265988398
18999831405987439 ~1984
1900147190014718 ~1982
1900147342026478
1900169152013538 ~1981
1900177456042498 ~1983
1900181152014498 ~1981
1900273304043698 ~1982
1900397266055598 ~1982
190049938009997 ~1980
1900499456119778
190057138011437 ~1980
1900621114037278 ~1981
19006731178417279 ~1984
1900687304109938 ~1982
1900711190071118 ~1982
1900879456210978 ~1983
1900937152074978 ~1981
Exp. Prime Factor Digits Year
1901021114061278 ~1981
1901353114081198 ~1981
1901407456337698 ~1983
1901437114086238 ~1981
19015671255034239 ~1984
1901597114095838 ~1981
1901597266223598
1901651342297198 ~1982
1901681152134498 ~1981
190177138035437 ~1980
1901771152141698
190189138037837 ~1980
1901899456455778 ~1983
1901917874881838 ~1983
1901951342351198 ~1982
1902037114122238 ~1981
1902127190212718 ~1982
1902157114129438 ~1981
1902209266309278 ~1982
19022393652298899 ~1985
1902287951143518 ~1983
1902301114138078 ~1981
190231138046237 ~1980
190261138052237 ~1980
1902611152208898
Exp. Prime Factor Digits Year
1902613456627138 ~1983
1902653114159198 ~1981
190283938056797 ~1980
1902917152233378 ~1981
1902977456714498 ~1983
1903061114183678 ~1981
1903081418677838 ~1983
190310338062077 ~1980
19031996432812639 ~1985
1903339342601038 ~1982
1903373114202398 ~1981
1903459190345918 ~1982
190346338069277 ~1980
1903463494900398
1903673609175378 ~1983
190393138078637 ~1980
1903991152319298 ~1981
1904041114242478 ~1981
1904093114245598 ~1981
1904701304752178 ~1982
190495138099037 ~1980
190502338100477 ~1980
19051618230295539 ~1986
1905361320100648110 ~1987
190538338107677 ~1980
Exp. Prime Factor Digits Year
1905593114335598 ~1981
1905593266783038
1905737152458978 ~1981
1905767495499438 ~1983
1905781762312418 ~1983
190598338119677 ~1980
1906117114367038 ~1981
190637938127597 ~1980
1906393114383598 ~1981
190651138130237 ~1980
1906691152535298 ~1981
1906693572007918 ~1983
1906733114403998 ~1981
1906867343236078 ~1982
1906987190698718 ~1982
1907041762816418 ~1983
190706338141277 ~1980
1907233457735938 ~1983
190729138145837 ~1980
190730338146077 ~1980
1907357114441438 ~1981
1907357152588578
19074831373387779 ~1984
1907561152604898 ~1981
1907623190762318 ~1982
373
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25-06-29