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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
499143172994859039 ~1992
49914659998293198 ~1991
49914731998294638 ~1991
49916519998330398 ~1991
499181234991812319 ~1993
49919399998387998 ~1991
49920911998418238 ~1991
49921691998433838 ~1991
49921867199687468110 ~1994
49922759998455198 ~1991
49923217119815720910 ~1994
49923539998470798 ~1991
49923683998473678 ~1991
499241572995449439 ~1992
49924883998497678 ~1991
499254532995527199 ~1992
49926599998531998 ~1991
499266732995600399 ~1992
49926839998536798 ~1991
499270913994167299 ~1993
49927523998550478 ~1991
499275972995655839 ~1992
499282994992829919 ~1993
49928579998571598 ~1991
499287172995723039 ~1992
Exponent Prime Factor Digits Year
49928951998579038 ~1991
49929479998589598 ~1991
499329371547921047111 ~1997
499331718987970799 ~1993
49933283998665678 ~1991
49934231998684638 ~1991
49935779998715598 ~1991
49936499998729998 ~1991
49936559998731198 ~1991
49936619998732398 ~1991
49936751998735038 ~1991
499370234993702319 ~1993
499373172996239039 ~1992
49940399998807998 ~1991
499406234994062319 ~1993
49940699998813998 ~1991
49944551998891038 ~1991
499447012996682079 ~1992
49945019998900398 ~1991
49945223998904478 ~1991
49945559998911198 ~1991
49945823998916478 ~1991
499465372996792239 ~1992
49947239998944798 ~1991
49947923998958478 ~1991
Exponent Prime Factor Digits Year
49949171998983438 ~1991
49949699998993998 ~1991
499503532997021199 ~1992
499505813996046499 ~1993
49950899999017998 ~1991
499510673996085379 ~1993
499521434995214319 ~1993
49953671999073438 ~1991
49953731999074638 ~1991
49954259999085198 ~1991
499543496993608879 ~1993
49955891999117838 ~1991
49956611999132238 ~1991
499566372997398239 ~1992
49956971999139438 ~1991
499573514995735119 ~1993
49958873159868393710 ~1994
499603073996824579 ~1993
499614413996915299 ~1993
49961843999236878 ~1991
49962179999243598 ~1991
49962443999248878 ~1991
499628412997770479 ~1992
49963271999265438 ~1991
499634693997077539 ~1993
Exponent Prime Factor Digits Year
499635173997081379 ~1993
49964039999280798 ~1991
49964231999284638 ~1991
49967231999344638 ~1991
499674972998049839 ~1992
499685573997484579 ~1993
499690673997525379 ~1993
49969679119927229710 ~1994
499700932998205599 ~1992
49971359999427198 ~1991
499730393997843139 ~1993
49974719999494398 ~1991
49975811999516238 ~1991
49976219999524398 ~1991
49976351999527038 ~1991
499765673998125379 ~1993
49977299119945517710 ~1994
499776078995969279 ~1993
49977659999553198 ~1991
499784474997844719 ~1993
49980923999618478 ~1991
49980971999619438 ~1991
49981259999625198 ~1991
49982879999657598 ~1991
49983359999667198 ~1991
2342
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26-09-27