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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
29143223582864478 ~1989
29143319582866398 ~1989
29144639582892798 ~1989
291451971748711839 ~1990
29145419582908398 ~1989
29145503582910078 ~1989
29146499582929998 ~1989
29146571582931438 ~1989
29146739582934798 ~1989
29146751582935038 ~1989
29146919582938398 ~1989
291469611748817679 ~1990
29147039582940798 ~1989
29147663582953278 ~1989
291478912331831299 ~1991
29147903582958078 ~1989
29147999582959998 ~1989
29148083582961678 ~1989
29148239582964798 ~1989
29148611582972238 ~1989
29149583582991678 ~1989
291498171748989039 ~1990
29149859582997198 ~1989
29150279583005598 ~1989
29150879583017598 ~1989
Exponent Prime Factor Digits Year
29151359583027198 ~1989
29151623583032478 ~1989
291516731749100399 ~1990
29151851583037038 ~1989
29152031583040638 ~1989
29152391583047838 ~1989
29152451583049038 ~1989
291524992332199939 ~1991
29152691583053838 ~1989
29152979583059598 ~1989
291529931749179599 ~1990
29153219583064398 ~1989
291532734081458239 ~1991
29153639583072798 ~1989
29153783583075678 ~1989
29154299583085998 ~1989
29154563583091278 ~1989
291547376997136899 ~1992
29154971583099438 ~1989
29155151583103038 ~1989
291553936414186479 ~1992
29155583583111678 ~1989
291556134081785839 ~1991
29155631583112638 ~1989
291558592332468739 ~1991
Exponent Prime Factor Digits Year
29155979583119598 ~1989
29156219583124398 ~1989
29157059583141198 ~1989
29157899583157998 ~1989
29157911583158238 ~1989
29158037139958577710 ~1993
29158163583163278 ~1989
29158691583173838 ~1989
29159303583186078 ~1989
29159759583195198 ~1989
29159939583198798 ~1989
291601211749607279 ~1990
29160311583206238 ~1989
29160959583219198 ~1989
29161199583223998 ~1989
291613131749678799 ~1990
29161403583228078 ~1989
29162519583250398 ~1989
29163779583275598 ~1989
29163791583275838 ~1989
291639712333117699 ~1991
29164403583288078 ~1989
29164451583289038 ~1989
291646792333174339 ~1991
291652672333221379 ~1991
Exponent Prime Factor Digits Year
29165819583316398 ~1989
291658611749951679 ~1990
29165963583319278 ~1989
291661875249913679 ~1992
291673492333387939 ~1991
291674296416834399 ~1992
29167811583356238 ~1989
29168159583363198 ~1989
29168231583364638 ~1989
291686771750120639 ~1990
29168759583375198 ~1989
29169191583383838 ~1989
29169383583387678 ~1989
291695094083731279 ~1991
291695211750171279 ~1990
29169551583391038 ~1989
29169863583397278 ~1989
291699712333597699 ~1991
29170703583414078 ~1989
29170919583418398 ~1989
29170943583418878 ~1989
29171183583423678 ~1989
29172179583443598 ~1989
291721792333774339
29172623583452478 ~1989
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25-04-13