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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
432323986464797 ~1983
4323239345859138
432325186465037 ~1983
4323337259400238 ~1984
4323337691733938
432335986467197 ~1983
4323401259404078 ~1984
432350386470077 ~1983
43235893372399439 ~1987
43241572421527939 ~1986
4324297259457838 ~1984
4324417691906738 ~1985
4324543432454318 ~1985
4324561259473678 ~1984
4324631345970498 ~1984
43246691297400719 ~1986
4325117259507038 ~1984
432515986503197 ~1983
4325267346021378 ~1984
4325333259519998 ~1984
432535186507037 ~1983
43253893373803439 ~1987
4325417346033378 ~1984
4325473692075698 ~1985
4325593259535598 ~1984
Exp. Prime Factor Digits Year
4325969605635678 ~1985
432601186520237 ~1983
432607186521437 ~1983
4326071346085698
432613186522637 ~1983
43261371038272899 ~1985
4326271692203378 ~1985
432638386527677 ~1983
432667186533437 ~1983
4326677605734798 ~1985
4326757692281138 ~1985
4326797605751598 ~1985
4326901692304178 ~1985
4326979432697918 ~1985
432701986540397 ~1983
4327123432712318 ~1985
4327153259629198 ~1984
432733186546637 ~1983
4327363432736318 ~1985
4327451346196098 ~1984
4327493259649598 ~1984
4327501259650078 ~1984
432764386552877 ~1983
43277777270665379 ~1988
432785986557197 ~1983
Exp. Prime Factor Digits Year
4328059432805918 ~1985
43283091644757439 ~1986
4328341259700478 ~1984
432845986569197 ~1983
432871186574237 ~1983
432878386575677 ~1983
4328833692613298 ~1985
432884386576877 ~1983
43289691298690719 ~1986
4329011779221998 ~1985
4329079432907918 ~1985
4329097259745838 ~1984
432919186583837 ~1983
4329257346340578 ~1984
432926386585277 ~1983
43292771039026499 ~1985
4329907432990718 ~1985
4329907692785138
4329937259796238 ~1984
4329953606193438 ~1985
43299771039194499 ~1985
4330099433009918 ~1985
4330457606263998 ~1985
4330493259829598 ~1984
4330493606269038
Exp. Prime Factor Digits Year
4330507433050718 ~1985
4330511346440898 ~1984
433052386610477 ~1983
433055986611197 ~1983
4330567779502078 ~1985
4330757346460578 ~1984
4330847779552478 ~1985
4331273259876398 ~1984
4331441259886478 ~1984
433147186629437 ~1983
43315131039563139 ~1985
4331857259911438 ~1984
433201186640237 ~1983
433237186647437 ~1983
433247986649597 ~1983
43326111386435539 ~1986
4332613259956798 ~1984
4332677259960638 ~1984
4332761259965678 ~1984
433279186655837 ~1983
4332847433284718 ~1985
433285186657037 ~1983
4332961259977678 ~1984
43330091733203619 ~1986
43333373466669619 ~1987
637
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25-11-02