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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
550472991100945999 ~1991
550478511100957039 ~1991
550481511100963039 ~1991
550493631100987279 ~1991
550504911101009839 ~1991
550509013303054079 ~1993
550518831101037679 ~1991
550522191101044399 ~1991
550528431101056879 ~1991
550530831101061679 ~1991
550536231101072479 ~1991
550536711101073439 ~1991
550545111101090239 ~1991
550552191101104399 ~1991
550556031101112079 ~1991
550557294404458339 ~1993
550561431101122879 ~1991
550563591101127199 ~1991
550577773303466639 ~1993
550591133303546799 ~1993
550616631101233279 ~1991
550622631101245279 ~1991
550638714405109699 ~1993
550640391101280799 ~1991
550646511101293039 ~1991
Exponent Prime Factor Digits Year
55065539132157293710 ~1994
550658631101317279 ~1991
550661391101322799 ~1991
550664214405313699 ~1993
550664413303986479 ~1993
550677173304063039 ~1993
550683111101366239 ~1991
550686831101373679 ~1991
55068701165206103110 ~1994
55070177165210531110 ~1994
550705013304230079 ~1993
550707675507076719 ~1993
550723137710123839 ~1994
550725413304352479 ~1993
550730991101461999 ~1991
550745991101491999 ~1991
55075213132180511310 ~1994
550757631101515279 ~1991
55076033132182479310 ~1994
550761111101522239 ~1991
550761591101523199 ~1991
550772511101545039 ~1991
550780911101561839 ~1991
550793511101587039 ~1991
550813191101626399 ~1991
Exponent Prime Factor Digits Year
550818111101636239 ~1991
550827613304965679 ~1993
550830894406647139 ~1993
550842591101685199 ~1991
550845111101690239 ~1991
550849791101699599 ~1991
550851111101702239 ~1991
550853994406831939 ~1993
550873977712235599 ~1994
55089059176284988910 ~1994
550895631101791279 ~1991
550921791101843599 ~1991
550922031101844079 ~1991
550922514407380099 ~1993
550936074407488579 ~1993
550954494407635939 ~1993
550976391101952799 ~1991
550977413305864479 ~1993
550983711101967439 ~1991
550985511101971039 ~1991
550990213305941279 ~1993
550998831101997679 ~1991
550999311101998639 ~1991
551007111102014239 ~1991
551014013306084079 ~1993
Exponent Prime Factor Digits Year
551018031102036079 ~1991
551023311102046639 ~1991
551025111102050239 ~1991
551028915510289119 ~1993
551043231102086479 ~1991
551056791102113599 ~1991
551089733306538399 ~1993
551093031102186079 ~1991
551098191102196399 ~1991
551113791102227599 ~1991
551132511102265039 ~1991
551137013306822079 ~1993
551159391102318799 ~1991
551162031102324079 ~1991
551165631102331279 ~1991
551166831102333679 ~1991
55117327264563169710 ~1995
551183511102367039 ~1991
551186813307120879 ~1993
551189697716655679 ~1994
551212431102424879 ~1991
551263737717692239 ~1994
551273391102546799 ~1991
551281791102563599 ~1991
551291991102583999 ~1991
2087
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25-04-13