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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
660166791320333599 ~1992
660189231320378479 ~1992
660195111320390239 ~1992
660199739242796239 ~1994
660212391320424799 ~1992
660282711320565439 ~1992
660282831320565679 ~1992
660285196602851919 ~1994
660286911320573839 ~1992
660301191320602399 ~1992
660319431320638879 ~1992
660326991320653999 ~1992
660351711320703439 ~1992
660379431320758879 ~1992
660383631320767279 ~1992
660425631320851279 ~1992
660441831320883679 ~1992
660459613962757679 ~1993
660460516604605119 ~1994
660463975283711779 ~1994
660472791320945599 ~1992
660477533962865199 ~1993
66051707171734438310 ~1995
660520333963121999 ~1993
660524391321048799 ~1992
Exponent Prime Factor Digits Year
660544911321089839 ~1992
660554815284438499 ~1994
660568431321136879 ~1992
66057659158538381710 ~1995
660592213963553279 ~1993
660604791321209599 ~1992
660615711321231439 ~1992
660630831321261679 ~1992
660632511321265039 ~1992
660636613963819679 ~1993
660638413963830479 ~1993
66063923171766199910 ~1995
660671933964031599 ~1993
660672711321345439 ~1992
660705231321410479 ~1992
660730191321460399 ~1992
660734391321468799 ~1992
660750591321501199 ~1992
660754191321508399 ~1992
660758511321517039 ~1992
660761511321523039 ~1992
660781191321562399 ~1992
660781911321563839 ~1992
660784795286278339 ~1994
660788213964729279 ~1993
Exponent Prime Factor Digits Year
660788933964733599 ~1993
660788991321577999 ~1992
660794275550671868111 ~1998
66080279951556017710 ~1997
660824631321649279 ~1992
660836291467056563911 ~1997
660840591321681199 ~1992
660900711321801439 ~1992
660914631321829279 ~1992
660935631321871279 ~1992
660942413965654479 ~1993
660965813965794879 ~1993
660997015287976099 ~1994
661016631322033279 ~1992
661038831322077679 ~1992
661067631322135279 ~1992
661074231322148479 ~1992
661090791322181599 ~1992
661110436611104319 ~1994
661112391322224799 ~1992
661112573966675439 ~1993
66112103158669047310 ~1995
661141973966851839 ~1993
661147333966883999 ~1993
661172573967035439 ~1993
Exponent Prime Factor Digits Year
661211031322422079 ~1992
661228036612280319 ~1994
661238391322476799 ~1992
661251831322503679 ~1992
661277031322554079 ~1992
661283991322567999 ~1992
661286631322573279 ~1992
661289716612897119 ~1994
661315311322630639 ~1992
661316031322632079 ~1992
661363739259092239 ~1994
661369911322739839 ~1992
661387133968322799 ~1993
661393191322786399 ~1992
661408573968451439 ~1993
661421511322843039 ~1992
661426975291415779 ~1994
661432791322865599 ~1992
661471431322942879 ~1992
661478991322957999 ~1992
661504375292034979 ~1994
661509111323018239 ~1992
661528431323056879 ~1992
66154369674774563910 ~1996
661555133969330799 ~1993
2192
GIMPS The Prime Pages FactorDb.com
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25-04-20