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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.
Exp. Prime Factor Digits Year
218021943604397 ~1981
2180293872117218 ~1984
21802931177358239
218035143607037 ~1981
2180389872155618 ~1984
21804913488785619 ~1985
218054343610877 ~1981
218060343612077 ~1981
21806031570034179
2180723523373538 ~1983
2180873130852398 ~1982
2180911218091118 ~1982
21810171046888179 ~1984
2181071174485698 ~1982
21810973664242979 ~1985
2181149305360878 ~1983
2181173654351918 ~1983
218135943627197 ~1981
2181379523530978 ~1983
2181461130887678 ~1982
2181539174523138 ~1982
2181541872616418 ~1984
2181601349056178 ~1983
218161143632237 ~1981
218165943633197 ~1981
Exp. Prime Factor Digits Year
2181671392700798 ~1983
218171943634397 ~1981
2181919523660578 ~1983
2182009654602718 ~1983
2182199916523598 ~1984
218225943645197 ~1981
2182259174580738
2182451174596098 ~1982
2182529305554078 ~1983
2182573480166078 ~1983
218281143656237 ~1981
2182937174634978 ~1982
2183117523948098 ~1983
2183287218328718 ~1982
2183453131007198 ~1982
2183521349363378 ~1983
218354343670877 ~1981
218357943671597 ~1981
21837491179224479 ~1984
2183809524114178 ~1983
2183899917237598 ~1984
2183957655187118 ~1983
2183959218395918 ~1982
218396343679277 ~1981
2184001349440178 ~1983
Exp. Prime Factor Digits Year
218417943683597 ~1981
218426343685277 ~1981
2184293305801038 ~1983
2184323698983378 ~1983
2184397131063838 ~1982
2184641131078478 ~1982
2184641174771298
2184647174771778 ~1982
2184877131092638 ~1982
2184967218496718 ~1982
2184967124543119110
2184989699196498 ~1983
21849892621986819
2184991218499118 ~1982
2184997131099838 ~1982
21851871966668319 ~1985
2185201131112078 ~1982
2185297349647538 ~1983
218534343706877 ~1981
2185369655610718 ~1983
2185373524489538 ~1983
2185493305969038 ~1983
2185517524524098 ~1983
21855675245360819 ~1986
218561943712397 ~1981
Exp. Prime Factor Digits Year
2185727174858178 ~1982
218587143717437 ~1981
218600343720077 ~1981
2186011349761778 ~1983
2186203743309038 ~1984
2186227524694498 ~1983
2186537524768898 ~1983
218654343730877 ~1981
2186579174926338 ~1982
218660343732077 ~1981
2186689524805378 ~1983
2186809656042718 ~1983
21870491049783539 ~1984
2187061481153438 ~1983
2187193349950898 ~1983
2187511393751998 ~1983
218768343753677 ~1981
218774343754877 ~1981
2187811218781118 ~1982
2187877131272638 ~1982
2187901656370318 ~1983
21879534901014739 ~1986
2187961350073778 ~1983
2187973131278398 ~1982
218803143760637 ~1981
422
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26-07-19