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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
32516051650321038 ~1990
32516219650324398 ~1990
32516591650331838 ~1990
32516663650333278 ~1990
32517119650342398 ~1990
32517371650347438 ~1990
32517839650356798 ~1990
32518259650365198 ~1990
325183513251835119 ~1991
32518463650369278 ~1990
32519099650381998 ~1990
32519579650391598 ~1990
32520431650408638 ~1990
32520671650413438 ~1990
32521031650420638 ~1990
32521199650423998 ~1990
32521823650436478 ~1990
325218731951312399 ~1991
32522603650452078 ~1990
32522723650454478 ~1990
32523143650462878 ~1990
32524991650499838 ~1990
32525123650502478 ~1990
32525303650506078 ~1990
32525483650509678 ~1990
Exponent Prime Factor Digits Year
325254971951529839 ~1991
325258971951553839 ~1991
32526671650533438 ~1990
32528603650572078 ~1990
32528843650576878 ~1990
325288612283526042311 ~1996
32529239650584798 ~1990
325297197807132579 ~1992
32529743650594878 ~1990
32529839650596798 ~1990
32530079650601598 ~1990
325302411951814479 ~1991
32531171650623438 ~1990
325312219759366319 ~1993
32532023650640478 ~1990
32532323650646478 ~1990
32532443650648878 ~1990
32532847110611679910 ~1993
32533051292797459110 ~1994
32533079650661598 ~1990
32534003650680078 ~1990
32534219650684398 ~1990
32534471650689438 ~1990
325346992602775939 ~1991
32535323650706478 ~1990
Exponent Prime Factor Digits Year
32535551650711038 ~1990
32535623650712478 ~1990
32535911650718238 ~1990
32536583650731678 ~1990
325375215206003379 ~1992
32537639650752798 ~1990
32537891650757838 ~1990
32537903650758078 ~1990
32538179650763598 ~1990
325384275206148339 ~1992
325384972603079779 ~1991
32539211650784238 ~1990
325395971952375839 ~1991
32539763650795278 ~1990
32540351650807038 ~1990
32540603650812078 ~1990
32540759650815198 ~1990
32540951650819038 ~1990
32541143650822878 ~1990
32541419650828398 ~1990
32541959650839198 ~1990
32542703650854078 ~1990
32542883650857678 ~1990
32543471650869438 ~1990
32544779650895598 ~1990
Exponent Prime Factor Digits Year
32544923650898478 ~1990
32544971650899438 ~1990
32545559650911198 ~1990
32546603650932078 ~1990
32547023650940478 ~1990
32547191650943838 ~1990
32547491650949838 ~1990
32548283650965678 ~1990
325487713254877119 ~1991
325488892603911139 ~1991
32549351650987038 ~1990
325506195859111439 ~1992
325508212604065699 ~1991
32551091651021838 ~1990
32551331651026638 ~1990
32551511651030238 ~1990
32551703651034078 ~1990
32551943651038878 ~1990
32552183651043678 ~1990
325528993255289919 ~1991
32553299651065998 ~1990
32553883130215532110 ~1993
32554079651081598 ~1990
32554883651097678 ~1990
325549331953295999 ~1991
1820
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25-07-08