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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
27671279553425598 ~1989
27671711553434238 ~1989
276721912213775299 ~1991
27672371553447438 ~1989
27672383553447678 ~1989
27672959553459198 ~1989
276737036641688739 ~1992
276741072767410719 ~1991
276742811660456879 ~1990
27674891553497838 ~1989
27675239553504798 ~1989
27675299553505998 ~1989
27675383553507678 ~1989
27675491553509838 ~1989
27675731553514638 ~1989
27675899553517998 ~1989
27676139553522798 ~1989
276768072767680719 ~1991
27677399553547998 ~1989
276776411660658479 ~1990
276783112214264899 ~1991
276783531660701199 ~1990
27678503553570078 ~1989
27678851553577038 ~1989
27679103553582078 ~1989
Exponent Prime Factor Digits Year
276791531660749199 ~1990
27679199553583998 ~1989
27679579426265516710 ~1994
27680111553602238 ~1989
27680459553609198 ~1989
27680903553618078 ~1989
27681743553634878 ~1989
276817796643626979 ~1992
27682079553641598 ~1989
27682463553649278 ~1989
276825134429202099 ~1991
27682751553655038 ~1989
27683483553669678 ~1989
27683723553674478 ~1989
276838012214704099 ~1991
27684119553682398 ~1989
27684659553693198 ~1989
27684791553695838 ~1989
27684971553699438 ~1989
27685499553709998 ~1989
27685523553710478 ~1989
27685799553715998 ~1989
27686339553726798 ~1989
27686573415298595110 ~1994
27686699553733998 ~1989
Exponent Prime Factor Digits Year
27686759553735198 ~1989
27687923553758478 ~1989
27687983553759678 ~1989
27688103553762078 ~1989
276886012215088099 ~1991
27688679553773598 ~1989
27689771553795438 ~1989
276904492215235939 ~1991
27691043553820878 ~1989
276910672215285379 ~1991
27691343553826878 ~1989
27691991553839838 ~1989
276922574430761139 ~1991
27692531553850638 ~1989
27692543553850878 ~1989
27692603553852078 ~1989
27692663553853278 ~1989
27693251553865038 ~1989
27693563553871278 ~1989
27693623553872478 ~1989
27693899553877998 ~1989
276941411661648479 ~1990
27694559553891198 ~1989
27694871553897438 ~1989
276952632769526319 ~1991
Exponent Prime Factor Digits Year
276956211661737279 ~1990
27696083553921678 ~1989
27696143553922878 ~1989
276965693877519679 ~1991
27696659553933198 ~1989
27697223553944478 ~1989
27697511553950238 ~1989
27697619553952398 ~1989
27697643553952878 ~1989
27697679553953598 ~1989
27697931553958638 ~1989
27697979553959598 ~1989
27698243553964878 ~1989
27698887714631284710 ~1994
27698999553979998 ~1989
27699599553991998 ~1989
27699863553997278 ~1989
27699911553998238 ~1989
27700331554006638 ~1989
27700703554014078 ~1989
277007333878102639 ~1991
27701519554030398 ~1989
27701543554030878 ~1989
27702371554047438 ~1989
27702539554050798 ~1989
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26-02-08