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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
166083799650237 ~1981
166094333218877 ~1980
166095799657437 ~1981
1661111132888898 ~1981
1661111155812211910
166113799668237 ~1981
166129399677597 ~1981
1661327398718498 ~1982
1661549398771778 ~1982
1661567398776098 ~1982
1661713498513918 ~1982
166189399713597 ~1981
16621631097027599 ~1983
16621911495971919 ~1984
1662211265953778 ~1982
1662281132982498 ~1981
1662389132991138 ~1981
16624871097241439 ~1983
166249133249837 ~1980
16625591064037779 ~1983
1662641133011298 ~1981
1662697266031538 ~1982
166284199770477 ~1981
1662979698451198 ~1983
1663289133063138 ~1981
Exp. Prime Factor Digits Year
1663309365927998 ~1982
1663327665330818 ~1983
1663351698607438 ~1983
166339133267837 ~1980
16634813426770879 ~1985
166361933272397 ~1980
166370333274077 ~1980
166387799832637 ~1981
166391933278397 ~1980
1663967399352098 ~1982
166399799839837 ~1981
1664101266256178 ~1982
166441799865037 ~1981
1664459299602638 ~1982
166454333290877 ~1980
166465133293037 ~1980
166471133294237 ~1980
1664713399531138 ~1982
1664807133184578 ~1981
16648694395254179 ~1985
1665107832553518 ~1983
16651091198878499 ~1983
166514333302877 ~1980
1665173532855378 ~1983
166526333305277 ~1980
Exp. Prime Factor Digits Year
1665277266444338 ~1982
166547933309597 ~1980
1665493366408478 ~1982
1665527133242178 ~1981
166562333312477 ~1980
166565933313197 ~1980
166570199942077 ~1981
1665827932863138 ~1983
166589933317997 ~1980
166594199956477 ~1981
166601933320397 ~1980
1666061133284898 ~1981
166608199964877 ~1981
1666081366537838
166613933322797 ~1980
16662372499355519 ~1984
166629799977837 ~1981
1666297399911298
1666351166635118 ~1981
166640333328077 ~1980
16665071766497439 ~1984
166652333330477 ~1980
166655933331197 ~1980
1666559299980638
1666597666638818 ~1983
Exp. Prime Factor Digits Year
1666627266660338 ~1982
166665799999437 ~1981
1666781133342498 ~1981
1666811433370878 ~1982
1666853100011198 ~1981
1666919133353538 ~1981
1666939666775618 ~1983
1667179700215198 ~1983
1667243833621518 ~1983
166727933345597 ~1980
166757933351597 ~1980
1667599300167838 ~1982
166765133353037 ~1980
1667741133419298 ~1981
1667833400279938 ~1982
1667867133429378 ~1981
1667917767241838 ~1983
166795133359037 ~1980
1668061100083678 ~1981
166808333361677 ~1980
1668089900768078 ~1983
1668113934143298 ~1983
166811933362397 ~1980
1668197100091838 ~1981
1668197400367298
350
GIMPS The Prime Pages FactorDb.com
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26-03-29