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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
7017089982392478 ~1987
7017239140344798 ~1984
7017419561393538 ~1986
7017611140352238 ~1984
7017767561421378 ~1986
70181292105438719 ~1987
7018457421107438 ~1986
7018541561483298 ~1986
70188131684515139 ~1987
7019057561524578 ~1986
7019123140382478 ~1984
7019279140385598 ~1984
7019471140389438 ~1984
7019489982728478 ~1987
7019729982762078 ~1987
7019777421186638 ~1986
70203175475847279 ~1988
7020593421235598 ~1986
7020707561656578 ~1986
7020791140415838 ~1984
7021073982950238 ~1987
7021139140422798 ~1984
7021211140424238 ~1984
7021439140428798 ~1984
7021577421294638 ~1986
Exp. Prime Factor Digits Year
7021657421299438 ~1986
7022051140441038 ~1984
7022083702208318 ~1986
7022237983113198 ~1987
70223471264022479 ~1987
7022551702255118 ~1986
7022651140453038 ~1984
7022857421371438 ~1986
7023011140460238 ~1984
7023187702318718 ~1986
7023221421393278 ~1986
7023619198066055910 ~1990
7023637421418238 ~1986
7023683140473678 ~1984
7023847702384718 ~1986
7023857561908578 ~1986
7024163140483278 ~1984
70242171685812099 ~1987
70243091545347999 ~1987
7024313421458798 ~1986
7024463140489278 ~1984
7025059702505918 ~1986
70251133231551999 ~1988
7025563702556318 ~1986
70255631686135139
Exp. Prime Factor Digits Year
70256398009228479 ~1989
7025723140514478 ~1984
7025891140517838 ~1984
7026203140524078 ~1984
7026233983672638 ~1987
7026343231869319110 ~1990
7026443140528878 ~1984
7026493421589598 ~1986
7026821562145698 ~1986
7026857421611438 ~1986
7026919702691918 ~1986
7027469562197538 ~1986
7027723702772318 ~1986
70279211546142639 ~1987
7027931562234498 ~1986
7027991562239298 ~1986
7028033421681998 ~1986
7028057983927998 ~1987
7028299702829918 ~1986
7028381562270498 ~1986
7028663140573278 ~1984
7028677421720638 ~1986
7028711140574238 ~1984
7028891140577838 ~1984
7028921562313698 ~1986
Exp. Prime Factor Digits Year
7029013421740798 ~1986
7029023140580478 ~1984
70291012108730319 ~1987
7029181421750878 ~1986
7029359562348738 ~1986
7029521421771278 ~1986
7029611562368898 ~1986
7029767562381378 ~1986
7029779140595598 ~1984
7030099703009918 ~1986
7030379140607598 ~1984
7030403140608078 ~1984
70304531546699679 ~1987
70306871265523679 ~1987
7030757421845438 ~1986
7030811140616238 ~1984
7031191703119118 ~1986
7031471140629438 ~1984
7032131140642638 ~1984
7032359140647198 ~1984
70323671265826079 ~1987
7032653421959198 ~1986
7032677562614178 ~1986
7032947562635778 ~1986
7032959562636738 ~1986
852
GIMPS The Prime Pages FactorDb.com
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25-11-02