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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
9442151188843038 ~1985
9442379188847598 ~1985
9442493566549598 ~1987
9443039188860798 ~1985
9443303188866078 ~1985
9443519188870398 ~1985
9443807755504578 ~1987
9444059188881198 ~1985
94441036233107999 ~1989
9444221566653278 ~1987
9444353566661198 ~1987
9444439944443918 ~1987
9444497566669838 ~1987
9444781566686878 ~1987
9444839188896798 ~1985
9444839755587138
9444901566694078 ~1987
9445043188900878 ~1985
9445379188907598 ~1985
9445391188907838 ~1985
9445511188910238 ~1985
9445721755657698 ~1987
94460932833827919 ~1988
9446617566797038 ~1987
9446791944679118 ~1987
Exp. Prime Factor Digits Year
94468692267248579 ~1988
9446999755759938 ~1987
9447077566824638 ~1987
9447233362773747310 ~1991
9447479188949598 ~1985
9447857566871438 ~1987
9447983438386411310 ~1991
9448093566885598 ~1987
9448181755854498 ~1987
9448199188963998 ~1985
9448919755913538 ~1987
9448973566938398 ~1987
9448979188979598 ~1985
9449039188980798 ~1985
9449243188984878 ~1985
9449353566961198 ~1987
9449437566966238 ~1987
9449717755977378 ~1987
9449831188996638 ~1985
9449903188998078 ~1985
9450037567002238 ~1987
9450173567010398 ~1987
9450481567028878 ~1987
9450587296748431910 ~1991
9450761567045678 ~1987
Exp. Prime Factor Digits Year
94510033969421279 ~1989
9451061567063678 ~1987
9451199189023998 ~1985
9451451189029038 ~1985
9451627945162718 ~1987
94516692268400579 ~1988
9451817567109038 ~1987
9451979189039598 ~1985
94523091323323279 ~1988
9452543189050878 ~1985
9452771189055438 ~1985
9453113567186798 ~1987
9453131189062638 ~1985
9453401567204078 ~1987
9453551189071038 ~1985
9453817567229038 ~1987
9454079189081598 ~1985
9454141567248478 ~1987
9454223189084478 ~1985
9454463189089278 ~1985
9454619189092398 ~1985
9454871189097438 ~1985
9454979756398338 ~1987
94549791701896239
9455003189100078 ~1985
Exp. Prime Factor Digits Year
94554971512879539 ~1988
9455819189116398 ~1985
9456017567361038 ~1987
9456899189137998 ~1985
9456907945690718 ~1987
9456977567418638 ~1987
9457319189146398 ~1985
9457361756588898 ~1987
9457397567443838 ~1987
9457537567452238 ~1987
9458101567486078 ~1987
94581531324141439 ~1988
9458243189164878 ~1985
9458279189165598 ~1985
9458291756663298 ~1987
9458377567502638 ~1987
9458483189169678 ~1985
9458531756682498 ~1987
9458531121069196910
9458651189173038 ~1985
9458767945876718 ~1987
9459071189181438 ~1985
9459137756730978 ~1987
9459251189185038 ~1985
9459503189190078 ~1985
1011
GIMPS The Prime Pages FactorDb.com
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25-11-02