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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
515143213090859279 ~1992
515156418242502579 ~1993
515158191030316399 ~1991
515164311030328639 ~1991
515167191030334399 ~1991
515177031030354079 ~1991
515178591030357199 ~1991
515193111030386239 ~1991
515197813091186879 ~1992
515220711030441439 ~1991
515223294121786339 ~1993
515226711030453439 ~1991
515246991030493999 ~1991
515252031030504079 ~1991
515254133091524799 ~1992
515254431030508879 ~1991
515257311030514639 ~1991
515264573091587439 ~1992
515265111030530239 ~1991
515276991030553999 ~1991
515277111030554239 ~1991
515277711030555439 ~1991
515277831030555679 ~1991
515291991030583999 ~1991
515297391030594799 ~1991
Exponent Prime Factor Digits Year
515297991030595999 ~1991
515312511030625039 ~1991
515313231030626479 ~1991
515324511030649039 ~1991
515330991030661999 ~1991
515332431030664879 ~1991
515334591030669199 ~1991
515334831030669679 ~1991
515336119276049999 ~1994
515346111030692239 ~1991
515356911030713839 ~1991
515358591030717199 ~1991
515393031030786079 ~1991
515410191030820399 ~1991
515415173092491039 ~1992
515423991030847999 ~1991
51542399123701757710
515425311030850639 ~1991
515430711030861439 ~1991
515431191030862399 ~1991
515432031030864079 ~1991
515440431030880879 ~1991
515450991030901999 ~1991
515466231030932479 ~1991
51546983216497328710 ~1994
Exponent Prime Factor Digits Year
515480391030960799 ~1991
515491911030983839 ~1991
515506431031012879 ~1991
515509914124079299 ~1993
515510991031021999 ~1991
515516274124130179 ~1993
515521911031043839 ~1991
515523231031046479 ~1991
515527791031055599 ~1991
515535591031071199 ~1991
515536333093217999 ~1992
515548794124390339 ~1993
51554933123731839310 ~1994
515551311031102639 ~1991
515560791031121599 ~1991
515571897218006479 ~1993
515614311031228639 ~1991
515618214124945699 ~1993
515621511031243039 ~1991
515624031031248079 ~1991
515632013093792079 ~1992
515635911031271839 ~1991
515644813093868879 ~1992
515657631031315279 ~1991
515667831031335679 ~1991
Exponent Prime Factor Digits Year
515668911031337839 ~1991
515672475156724719 ~1993
51567281567240091110 ~1995
515680074125440579 ~1993
515680431031360879 ~1991
515681031031362079 ~1991
515699391031398799 ~1991
515703711031407439 ~1991
515713911031427839 ~1991
515725792238249928711 ~1997
515726391031452799 ~1991
515734818251756979 ~1993
515738813094432879 ~1992
515759391031518799 ~1991
515764911031529839 ~1991
515769111031538239 ~1991
515771991031543999 ~1991
515785311031570639 ~1991
515792333094753999 ~1992
515801813094810879 ~1992
515817675158176719 ~1993
515833311031666639 ~1991
515834031031668079 ~1991
515845311031690639 ~1991
515851191031702399 ~1991
2084
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25-06-08