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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
45578231911564638 ~1991
455788493646307939 ~1992
455808972734853839 ~1992
45581531911630638 ~1991
45581771911635438 ~1991
45582599911651998 ~1991
45583199911663998 ~1991
45585131911702638 ~1991
45585983911719678 ~1991
45589259911785198 ~1991
455892776382498799 ~1993
45589283911785678 ~1991
455894572735367439 ~1992
45590819911816398 ~1991
455918532735511199 ~1992
45591863911837278 ~1991
45592499911849998 ~1991
455927114559271119 ~1993
45592931911858638 ~1991
45594191446823071910 ~1995
455944034559440319 ~1993
45594599911891998 ~1991
455953313647626499 ~1992
45596459911929198 ~1991
45597011911940238 ~1991
Exponent Prime Factor Digits Year
45597551911951038 ~1991
45598379911967598 ~1991
45599051911981038 ~1991
45599759519837252710 ~1995
45600371912007438 ~1991
45600563912011278 ~1991
456010972736065839 ~1992
45601393109443343310 ~1993
45603599912071998 ~1991
456058372736350239 ~1992
45606839912136798 ~1991
456080813648646499 ~1992
45608411912168238 ~1991
45609191912183838 ~1991
45610919912218398 ~1991
45612263912245278 ~1991
45613343912266878 ~1991
456139994561399919 ~1993
45615863912317278 ~1991
45618011912360238 ~1991
45619919912398398 ~1991
45620423912408478 ~1991
456209172737255039 ~1992
45621011912420238 ~1991
45621083912421678 ~1991
Exponent Prime Factor Digits Year
45622943912458878 ~1991
456241012737446079 ~1992
456243314562433119 ~1993
456253372737520239 ~1992
456254834562548319 ~1993
45626111912522238 ~1991
456263772737582639 ~1992
45626879912537598 ~1991
456269412737616479 ~1992
45628403912568078 ~1991
45628763912575278 ~1991
45628811912576238 ~1991
45629291191643022310 ~1994
45629483912589678 ~1991
456303372737820239 ~1992
45631259912625198 ~1991
456325514563255119 ~1993
45633221136899663110 ~1994
45635591912711838 ~1991
45635669328576816910 ~1995
45636659912733198 ~1991
45637379912747598 ~1991
45637643912752878 ~1991
45638051912761038 ~1991
45638111912762238 ~1991
Exponent Prime Factor Digits Year
45638291912765838 ~1991
45640013109536031310 ~1993
45640079912801598 ~1991
45640271912805438 ~1991
45640559912811198 ~1991
456412613651300899 ~1992
456433973651471779 ~1992
45644843912896878 ~1991
45645503912910078 ~1991
45645863912917278 ~1991
45647831912956638 ~1991
456478817303660979 ~1993
45647891912957838 ~1991
456489737303835699 ~1993
456496913651975299 ~1992
45651323913026478 ~1991
456524177304386739 ~1993
456540732739244399 ~1992
45654923913098478 ~1991
45655163913103278 ~1991
45656783913135678 ~1991
456583736392172239 ~1993
45659459913189198 ~1991
45659639913192798 ~1991
45659699913193998 ~1991
1969
GIMPS The Prime Pages FactorDb.com
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25-03-23