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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
14031683280633678 ~1987
14032219754933382310 ~1993
14032223280644478 ~1987
14033003280660078 ~1987
140330691122645539 ~1988
14033291280665838 ~1987
14033597842015838 ~1988
14033737842024238 ~1988
14034491280689838 ~1987
140345111403451119 ~1988
140345234771737839 ~1990
14034551280691038 ~1987
14034563280691278 ~1987
140346793368322979 ~1989
14035379280707598 ~1987
14035409188074480710 ~1991
140354231403542319 ~1988
14035559280711198 ~1987
14035943280718878 ~1987
14035961842157678 ~1988
14035979280719598 ~1987
14036219280724398 ~1987
14036723280734478 ~1987
14037173842230398 ~1988
14037251280745038 ~1987
Exponent Prime Factor Digits Year
140372511122980099
14037377842242638 ~1988
14037671280753438 ~1987
14038331280766638 ~1987
140385893369261379 ~1989
14038859280777198 ~1987
14039197842351838 ~1988
140392394773341279 ~1990
14039321842359278 ~1988
14039351280787038 ~1987
14039471280789438 ~1987
14039843280796878 ~1987
14040311280806238 ~1987
14040863280817278 ~1987
14041073842464398 ~1988
14041253842475198 ~1988
140413191123305539 ~1988
14041871280837438 ~1987
14042219280844398 ~1987
14042279280845598 ~1987
140425992527667839 ~1989
14043761842625678 ~1988
14044319280886398 ~1987
140443191123545539
14044813842688798 ~1988
Exponent Prime Factor Digits Year
14044991280899838 ~1987
140452311123618499 ~1988
14046181176981880710 ~1991
14046299280925998 ~1987
14046359280927198 ~1987
14046551280931038 ~1987
14046731280934638 ~1987
14046839280936798 ~1987
14046863280937278 ~1987
14047139280942798 ~1987
14047259280945198 ~1987
140472771966618799 ~1989
14047357842841438 ~1988
14047391280947838 ~1987
140473912528530399
140475734214271919 ~1990
140479511404795119 ~1988
14048003280960078 ~1987
14048113842886798 ~1988
14048231280964638 ~1987
14048291280965838 ~1987
14048521842911278 ~1988
14048603280972078 ~1987
14048819280976398 ~1987
14049023280980478 ~1987
Exponent Prime Factor Digits Year
14049071280981438 ~1987
14049323280986478 ~1987
14049923280998478 ~1987
14050199281003998 ~1987
14050511281010238 ~1987
14050691281013838 ~1987
14050859281017198 ~1987
14052179281043598 ~1987
14052323281046478 ~1987
14052431281048638 ~1987
14052743281054878 ~1987
14053393843203598 ~1988
14053499281069998 ~1987
14053601843216078 ~1988
14053703281074078 ~1987
140540172248642739 ~1989
14054279281085598 ~1987
14054303281086078 ~1987
14054459281089198 ~1987
14054681843280878 ~1988
14054819281096398 ~1987
140550111124400899 ~1988
14055131281102638 ~1987
14055313843318798 ~1988
140556071405560719 ~1988
1153
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24-10-27