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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
8652401519144078 ~1986
8652641692211298 ~1987
8652731692218498 ~1987
8652781519166878 ~1986
8652821519169278 ~1986
8652863173057278 ~1985
86532611903717439 ~1988
8653343173066878 ~1985
8653679173073598 ~1985
8653691173073838 ~1985
8653691692295298
8654183173083678 ~1985
8654201519252078 ~1986
8654231173084638 ~1985
8654333519259998 ~1986
86549171384786739 ~1987
8655011173100238 ~1985
8655071173101438 ~1985
8655197519311838 ~1986
8655197692415778
8655401519324078 ~1986
86556531211791439 ~1987
8655739865573918 ~1987
8655761519345678 ~1986
8656019173120398 ~1985
Exp. Prime Factor Digits Year
86560191558083439
8656357519381438 ~1986
8656379173127598 ~1985
8656481692518498 ~1987
8656691173133838 ~1985
8656919173138398 ~1985
8656979692558338 ~1987
8657021519421278 ~1986
8657333519439998 ~1986
86576392077833379 ~1988
8657651173153038 ~1985
8657723173154478 ~1985
8658193519491598 ~1986
8658323173166478 ~1985
86583834848694499 ~1989
8658659173173198 ~1985
8658673519520398 ~1986
86588292597648719 ~1988
8658893519533598 ~1986
86588936234402979
8658983173179678 ~1985
8659153311729508110 ~1991
8659181519550878 ~1986
8659463173189278 ~1985
8660081692806498 ~1987
Exp. Prime Factor Digits Year
8660507692840578 ~1987
8660921519655278 ~1986
86609831385757299 ~1987
8661047692883778 ~1987
8661173519670398 ~1986
8661197519671838 ~1986
8661509692920738 ~1987
8661553519693198 ~1986
8661581692926498 ~1987
8661703866170318 ~1987
8662019173240398 ~1985
8662133519727998 ~1986
8662151173243038 ~1985
8662169692973538 ~1987
8662481519748878 ~1986
86625311559255599 ~1988
8662799173255998 ~1985
86628594331429519 ~1989
8663437519806238 ~1986
8663519173270398 ~1985
8663579173271598 ~1985
8663777693102178 ~1987
8663959866395918 ~1987
86639691212955679 ~1987
8664451866445118 ~1987
Exp. Prime Factor Digits Year
8664671173293438 ~1985
86648691213081679 ~1987
86652073466082819 ~1988
8665277519916638 ~1986
8665313519918798 ~1986
8665451173309038 ~1985
86658731386539699 ~1987
8665991173319838 ~1985
8666051173321038 ~1985
8666059866605918 ~1987
8666219173324398 ~1985
8666291173325838 ~1985
8666351173327038 ~1985
8666459173329198 ~1985
8667079866707918 ~1987
8667371173347438 ~1985
8667697520061838 ~1986
8668031173360638 ~1985
8668057520083438 ~1986
8668133520087998 ~1986
8668151693452098 ~1987
86682073467282819 ~1988
8668553520113198 ~1986
8668571173371438 ~1985
86687991560383839 ~1988
995
GIMPS The Prime Pages FactorDb.com
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26-08-02