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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
661112573966675439 ~1993
661115991322231999 ~1992
66112103158669047310 ~1995
661141973966851839 ~1993
661147333966883999 ~1993
661172573967035439 ~1993
661211031322422079 ~1992
661228036612280319 ~1994
661238391322476799 ~1992
661251831322503679 ~1992
661277031322554079 ~1992
661283991322567999 ~1992
661286631322573279 ~1992
661289716612897119 ~1994
661315311322630639 ~1992
661316031322632079 ~1992
661363739259092239 ~1994
661369911322739839 ~1992
661369915290959299
661387133968322799 ~1993
661393191322786399 ~1992
661408573968451439 ~1993
661421511322843039 ~1992
661426975291415779 ~1994
661432791322865599 ~1992
Exponent Prime Factor Digits Year
661471431322942879 ~1992
661478991322957999 ~1992
661504375292034979 ~1994
661509111323018239 ~1992
661528431323056879 ~1992
66154369674774563910 ~1996
661555133969330799 ~1993
661558933969353599 ~1993
661561431323122879 ~1992
661575013969450079 ~1993
661580031323160079 ~1992
661598095292784739 ~1994
661609431323218879 ~1992
66161113198483339110 ~1995
66162653158790367310 ~1995
661631511323263039 ~1992
661634031323268079 ~1992
661636139262905839 ~1994
661646991323293999 ~1992
66165299158796717710 ~1995
661685511323371039 ~1992
661699973970199839 ~1993
661726431323452879 ~1992
661733815293870499 ~1994
661743711323487439 ~1992
Exponent Prime Factor Digits Year
661749916617499119 ~1994
661753791323507599 ~1992
661780375294242979 ~1994
66178139119120650310 ~1994
661786311323572639 ~1992
661791591323583199 ~1992
661814031323628079 ~1992
661829391323658799 ~1992
661850391323700799 ~1992
661861373971168239 ~1993
661863711323727439 ~1992
661875591323751199 ~1992
661885813971314879 ~1993
661894431323788879 ~1992
661897311323794639 ~1992
661906431323812879 ~1992
661907813971446879 ~1993
66191617105906587310 ~1994
661926711323853439 ~1992
661929111323858239 ~1992
661935779267100799 ~1994
66194203158866087310 ~1995
661950711323901439 ~1992
661957133971742799 ~1993
661965413971792479 ~1993
Exponent Prime Factor Digits Year
661975911323951839 ~1992
661979173971875039 ~1993
661993191323986399 ~1992
661995591323991199 ~1992
66200171278040718310 ~1995
662004111324008239 ~1992
662004231324008479 ~1992
662030511324061039 ~1992
662043533972261199 ~1993
662054391324108799 ~1992
662095191324190399 ~1992
66210647158905552910 ~1995
662107191324214399 ~1992
662107791324215599 ~1992
662108631324217279 ~1992
662134311324268639 ~1992
662134431324268879 ~1992
662138215297105699 ~1994
662148711324297439 ~1992
662150031324300079 ~1992
662162031324324079 ~1992
662163831324327679 ~1992
662186511324373039 ~1992
662189631324379279 ~1992
662191915297535299 ~1994
2226
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25-06-08