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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
28458863569177278 ~1989
28459331569186638 ~1989
284595531707573199 ~1990
28459583569191678 ~1989
28459979569199598 ~1989
28460171569203438 ~1989
28460219569204398 ~1989
284607795122940239 ~1992
28460843569216878 ~1989
28460903569218078 ~1989
28461539569230798 ~1989
28461899569237998 ~1989
28462223569244478 ~1989
28462391569247838 ~1989
28462631569252638 ~1989
284634672846346719 ~1991
28463723569274478 ~1989
28464011569280238 ~1989
28464083569281678 ~1989
28464349204943312910 ~1993
28465091569301838 ~1989
284651476831635299 ~1992
28465499569309998 ~1989
28465511569310238 ~1989
284657411707944479 ~1990
Exponent Prime Factor Digits Year
284659811707958879 ~1990
28466159569323198 ~1989
28466363569327278 ~1989
28466699569333998 ~1989
28466723569334478 ~1989
284670178540105119 ~1992
28467143569342878 ~1989
28467631119564050310 ~1992
28467779569355598 ~1989
28468019569360398 ~1989
28468703569374078 ~1989
28469351569387038 ~1989
284695492277563939 ~1991
28469879569397598 ~1989
28469939569398798 ~1989
28470191569403838 ~1989
284709016263598239 ~1992
28470983569419678 ~1989
28471559569431198 ~1989
28471979569439598 ~1989
28472039569440798 ~1989
28472159569443198 ~1989
28472303569446078 ~1989
28472891569457838 ~1989
284730371708382239 ~1990
Exponent Prime Factor Digits Year
28473251569465038 ~1989
28473383569467678 ~1989
28473491569469838 ~1989
28474163569483278 ~1989
284742731708456399 ~1990
28474499569489998 ~1989
28475591569511838 ~1989
28476023569520478 ~1989
284764034556224499 ~1991
28476671569533438 ~1989
28477259569545198 ~1989
28477763569555278 ~1989
28478423569568478 ~1989
28478603569572078 ~1989
28478759569575198 ~1989
28478951569579038 ~1989
28479239569584798 ~1989
28479611569592238 ~1989
28479719569594398 ~1989
28480019569600398 ~1989
284804296835302979 ~1992
28480883569617678 ~1989
284810272278482179 ~1991
28481891569637838 ~1989
284819272278554179 ~1991
Exponent Prime Factor Digits Year
28482143569642878 ~1989
28482203569644078 ~1989
28482479569649598 ~1989
28483139569662798 ~1989
28483811569676238 ~1989
28484063569681278 ~1989
28484243569684878 ~1989
28484471569689438 ~1989
284846712848467119 ~1991
28484831569696638 ~1989
28485263569705278 ~1989
28485851569717038 ~1989
28486583569731678 ~1989
28486631569732638 ~1989
284867211709203279 ~1990
28487111569742238 ~1989
28487159569743198 ~1989
28487219569744398 ~1989
284875875127765679 ~1992
28487603569752078 ~1989
284878131709268799 ~1990
284882171709293039 ~1990
28488371569767438 ~1989
28488503569770078 ~1989
28488539569770798 ~1989
1677
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25-04-13