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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
31112831622256638 ~1989
31113851622277038 ~1989
31114379622287598 ~1989
31114511622290238 ~1989
31114631622292638 ~1989
31114679622293598 ~1989
31114931622298638 ~1989
31115291622305838 ~1989
31115471622309438 ~1989
31115783622315678 ~1989
31117283622345678 ~1989
31117343622346878 ~1989
311174171867045039 ~1991
31118663622373278 ~1989
311190371867142239 ~1991
311193011867158079 ~1991
31120031622400638 ~1989
31120079622401598 ~1989
31120091622401838 ~1989
31120751622415038 ~1989
31121063622421278 ~1989
31122023622440478 ~1989
31122719622454398 ~1989
31122863622457278 ~1989
31123019622460398 ~1989
Exponent Prime Factor Digits Year
31123139622462798 ~1989
31123283622465678 ~1989
311233612489868899 ~1991
31124039622480798 ~1989
31124123622482478 ~1989
31124843622496878 ~1989
31125203622504078 ~1989
31125431622508638 ~1989
31125443622508878 ~1989
31125599622511998 ~1989
311258331867549999 ~1991
311259731867558399 ~1991
311261411867568479 ~1991
311266611867599679 ~1991
31127231622544638 ~1989
31127699622553998 ~1989
311277771867666639 ~1991
31127879622557598 ~1989
311281934980510899 ~1992
31129379622587598 ~1989
31129457149421393710 ~1993
31129739622594798 ~1989
311303272490426179 ~1991
31130399622607998 ~1989
31131959622639198 ~1989
Exponent Prime Factor Digits Year
311327819962489939 ~1992
31133279622665598 ~1989
31133471622669438 ~1989
31134731622694638 ~1989
31134839622696798 ~1989
31135199622703998 ~1989
31135283622705678 ~1989
31135343622706878 ~1989
311355914981694579 ~1992
31135691622713838 ~1989
31135991622719838 ~1989
31136051622721038 ~1989
31136243622724878 ~1989
31136603622732078 ~1989
311369692490957539 ~1991
31137131622742638 ~1989
31137563622751278 ~1989
311380134359321839 ~1992
31138559622771198 ~1989
31138799622775998 ~1989
31139039622780798 ~1989
31140419622808398 ~1990
31140779622815598 ~1990
31140899622817998 ~1990
31140911622818238 ~1990
Exponent Prime Factor Digits Year
311410011868460079 ~1991
31141151622823038 ~1990
31141823622836478 ~1990
311419611868517679 ~1991
31142003622840078 ~1990
311421011868526079 ~1991
311421793114217919 ~1991
31142183622843678 ~1990
31142231622844638 ~1990
31142591622851838 ~1990
31142939622858798 ~1990
31143239622864798 ~1990
31143323622866478 ~1990
311434937474438339 ~1992
31143551622871038 ~1990
31143971622879438 ~1990
31145063622901278 ~1990
31146239622924798 ~1990
31146743622934878 ~1990
31146851622937038 ~1990
31147139622942798 ~1990
31148423622968478 ~1990
311486878098658639 ~1992
31149119622982398 ~1990
31149143622982878 ~1990
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25-06-08