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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
338663967732797 ~1982
338671167734237 ~1982
338689167737837 ~1982
3386947541911538 ~1984
33872891354915619 ~1985
338731167746237 ~1982
3387673203260398 ~1983
33876733252166099
3387689271015138 ~1983
33876974607267939 ~1986
338773167754637 ~1982
338780367756077 ~1982
33878631084116179 ~1985
338801967760397 ~1982
338804367760877 ~1982
3388109271048738 ~1983
338852367770477 ~1982
3388753203325198 ~1983
338879967775997 ~1982
33888375896576399 ~1987
3388997203339838 ~1983
3389017203341038 ~1983
338906367781277 ~1982
3389077542252338 ~1984
3389093474473038 ~1984
Exp. Prime Factor Digits Year
338921967784397 ~1982
338927967785597 ~1982
3389359610084638 ~1984
33893711423535839 ~1985
338941167788237 ~1982
3389527542324338 ~1984
338959167791837 ~1982
3389591610126398
33896211084678739 ~1985
338965167793037 ~1982
3389861203391678 ~1983
3389861138306328910
338989167797837 ~1982
3390031610205598 ~1984
33900732169646739 ~1986
3390221203413278 ~1983
339023967804797 ~1982
3390239610243038
339037167807437 ~1982
3390371271229698
3390391339039118 ~1984
3390461203427678 ~1983
339047967809597 ~1982
3390547125450239110 ~1988
33905511627464499 ~1985
Exp. Prime Factor Digits Year
3390587271246978 ~1983
3390641203438478 ~1983
3390649745942798 ~1985
3390661542505778 ~1984
339089967817997 ~1982
3390977203458638 ~1983
339098367819677 ~1982
3390991610378398 ~1984
3391021542563378 ~1984
3391049271283938 ~1983
3391067271285378 ~1983
33911336510975379 ~1987
3391301203478078 ~1983
339133167826637 ~1982
339134367826877 ~1982
3391433203485998 ~1983
3391477203488638 ~1983
339163167832637 ~1982
3391639339163918 ~1984
33916973730866719 ~1986
3391813203508798 ~1983
33918134070175619
339185967837197 ~1982
33919331560289199 ~1985
3391963542714098 ~1984
Exp. Prime Factor Digits Year
3392651271412098 ~1983
339272367854477 ~1982
3392867610716078 ~1984
33929993325139039 ~1986
3393197271455778 ~1983
3393329475066078 ~1984
339335967867197 ~1982
3393413203604798 ~1983
3393437203606238 ~1983
3393463339346318 ~1984
3393487339348718 ~1984
339367167873437 ~1982
339368367873677 ~1982
3393707271496578 ~1983
3393721542995378 ~1984
33938331018149919 ~1985
3393851610893198 ~1984
33938931086045779 ~1985
339403167880637 ~1982
339404367880877 ~1982
3394049814571778 ~1985
339409167881837 ~1982
33940991153993679 ~1985
33940991425521599
3394231610961598 ~1984
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25-04-13