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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
8302403166048078 ~1985
83024473320978819 ~1988
8302499166049998 ~1985
8302571166051438 ~1985
8302577498154638 ~1986
8302733498163998 ~1986
8302781664222498 ~1987
8302799166055998 ~1985
83030411826669039 ~1988
8303111166062238 ~1985
83031171162436399 ~1987
8303447664275778 ~1987
8303723166074478 ~1985
8303843166076878 ~1985
8303957498237438 ~1986
8304209664336738 ~1987
83045991494827839 ~1987
8304671166093438 ~1985
8304797498287838 ~1986
8305039830503918 ~1987
83051599467881279 ~1989
83052671328842739 ~1987
8305499166109998 ~1985
8305567830556718 ~1987
8305573498334398 ~1986
Exp. Prime Factor Digits Year
8305813498348798 ~1986
8305901664472098 ~1987
8306201664496098 ~1987
8306273498376398 ~1986
8306423166128478 ~1985
8306699664535938 ~1987
8306717498403038 ~1986
8307001498420078 ~1986
83070011827540239
83071933322877219 ~1988
83074699968962819 ~1989
8307571830757118 ~1987
83077871329245939 ~1987
8307863166157278 ~1985
8307983166159678 ~1985
8308103166162078 ~1985
8308271166165438 ~1985
83084092492522719 ~1988
83084831329357299 ~1987
83084931163189039 ~1987
8308537498512238 ~1986
8308541664683298 ~1987
8308571664685698 ~1987
8308931166178638 ~1985
8309401498564078 ~1986
Exp. Prime Factor Digits Year
8309579166191598 ~1985
83095911495726399 ~1987
83098031329568499 ~1987
8310173498610398 ~1986
8310299166205998 ~1985
8310527664842178 ~1987
8310629664850338 ~1987
8310713498642798 ~1986
8311231831123118 ~1987
8311481498688878 ~1986
8311571166231438 ~1985
8311697664935778 ~1987
8311739664939138 ~1987
8311811166236238 ~1985
8312257498735438 ~1986
8312267664981378 ~1987
8312321664985698 ~1987
8312411166248238 ~1985
83124834156241519 ~1988
8312651665012098 ~1987
8312663166253278 ~1985
83129772493893119 ~1988
8313251166265038 ~1985
83133532660272979 ~1988
8313359166267198 ~1985
Exp. Prime Factor Digits Year
8313671665093698 ~1987
8313791665103298 ~1987
8313803166276078 ~1985
8313953498837198 ~1986
8314199166283998 ~1985
8314363831436318 ~1987
8314643166292878 ~1985
8314679665174338 ~1987
83146811829229839 ~1988
8315231166304638 ~1985
83154671496784079 ~1987
8315999166319998 ~1985
8316089665287138 ~1987
8316181498970878 ~1986
8316353498981198 ~1986
8316457498987438 ~1986
8316479665318338 ~1987
8316491665319298 ~1987
8316577498994638 ~1986
8316611166332238 ~1985
8316989665359138 ~1987
8317223166344478 ~1985
8317367665389378 ~1987
8317433499045998 ~1986
83174573160633679 ~1988
939
GIMPS The Prime Pages FactorDb.com
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25-11-02