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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.
Exponent Prime Factor Digits Year
41191523823830478 ~1990
41191691823833838 ~1990
41192159823843198 ~1990
41193059823861198 ~1990
41194379823887598 ~1990
41194469131822300910 ~1993
41195041123585123110 ~1993
41196719823934398 ~1990
411968213295745699 ~1992
411971993295775939 ~1992
41197811823956238 ~1990
411984677415724079 ~1993
41199563823991278 ~1990
412006971483225092111 ~1996
41201483824029678 ~1990
412021212472127279 ~1992
412032775768458799 ~1993
41206103824122078 ~1990
41207063824141278 ~1990
41210003824200078 ~1990
41211011824220238 ~1990
412119172472715039 ~1992
41212499824249998 ~1990
41212859824257198 ~1990
41212943824258878 ~1990
Exponent Prime Factor Digits Year
41214083824281678 ~1990
41214119824282398 ~1990
41214359824287198 ~1990
412154234121542319 ~1992
41216243824324878 ~1990
41216303824326078 ~1990
412170172473021039 ~1992
41217083824341678 ~1990
41217419824348398 ~1990
41217983824359678 ~1990
41218613131899561710 ~1993
41218823824376478 ~1990
412192493297539939 ~1992
41219837156635380710 ~1994
41220743824414878 ~1990
41222171824443438 ~1990
41222663824453278 ~1990
41224691824493838 ~1990
412260772473564639 ~1992
412290773298326179 ~1992
41229983824599678 ~1990
41230103824602078 ~1990
412307332473843999 ~1992
412321673298573379 ~1992
41232731824654638 ~1990
Exponent Prime Factor Digits Year
41235059824701198 ~1990
41235119824702398 ~1990
41235851824717038 ~1990
41236043824720878 ~1990
41236451824729038 ~1990
412366212474197279 ~1992
412369972474219839 ~1992
41237303824746078 ~1990
41237939824758798 ~1990
41238367494860404110 ~1995
41239031824780638 ~1990
41240411824808238 ~1990
41240939824818798 ~1990
41241437222703759910 ~1994
41241659824833198 ~1990
41243291824865838 ~1990
412433594124335919 ~1992
41243399824867998 ~1990
41244719824894398 ~1990
41244851824897038 ~1990
412448572474691439 ~1992
41245271824905438 ~1990
41245619824912398 ~1990
41246483824929678 ~1990
41246519824930398 ~1990
Exponent Prime Factor Digits Year
41248331824966638 ~1990
412501034125010319 ~1992
412515972475095839 ~1992
41252279825045598 ~1990
412539379900944899 ~1993
41254523825090478 ~1990
41254799825095998 ~1990
41255171825103438 ~1990
412553093300424739 ~1992
41257943825158878 ~1990
41258089321813094310 ~1994
41258351825167038 ~1990
412587436601398899 ~1993
412588073300704579 ~1992
41258891825177838 ~1990
41259299825185998 ~1990
412602532475615199 ~1992
41261399825227998 ~1990
412625772475754639 ~1992
41263919825278398 ~1990
41264123825282478 ~1990
412641372475848239 ~1992
412652813301222499 ~1992
412662893301303139 ~1992
41266343825326878 ~1990
1955
GIMPS The Prime Pages FactorDb.com
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25-06-08