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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
4930589690282478 ~1985
493070398614077 ~1983
4930873295852398 ~1984
4930973295858398 ~1984
49311491183475779 ~1986
493115998623197 ~1983
4931231394498498 ~1985
4931477394518178 ~1985
49315391676723279 ~1986
4931623493162318 ~1985
493165198633037 ~1983
4931657690431998 ~1985
4931687394534978 ~1985
4931779493177918 ~1985
49318331479549919 ~1986
493187998637597 ~1983
4931947493194718 ~1985
4932073295924398 ~1984
4932073789131698
49321079568287599 ~1988
4932287394582978 ~1985
4932437295946238 ~1984
49324612762178179 ~1987
4932497394599778 ~1985
493267198653437 ~1983
Exp. Prime Factor Digits Year
4932671887880798
4932757789241138 ~1985
4932859887914638 ~1986
49332833551963779 ~1987
4933363493336318 ~1985
4933373296002398 ~1984
4933457296007438 ~1984
493349998669997 ~1983
4933783493378318 ~1985
493381198676237 ~1983
49338111282790879
493397998679597 ~1983
493418398683677 ~1983
4934221296053278 ~1984
493439998687997 ~1983
4934513296070798 ~1984
493454398690877 ~1983
4934977789596338 ~1985
4935053296103198 ~1984
4935061789609778 ~1985
4935149394811938 ~1985
493532398706477 ~1983
4935391789662578 ~1985
493550398710077 ~1983
4935641394851298 ~1985
Exp. Prime Factor Digits Year
4935653296139198 ~1984
493574398714877 ~1983
4936097296165838 ~1984
49362131085966879 ~1986
49364692665693279 ~1987
493661998732397 ~1983
4936753296205198 ~1984
4937027394962178 ~1985
4937041296222478 ~1984
49372391184937379 ~1986
4937371493737118 ~1985
4937399394991938 ~1985
493742398748477 ~1983
4937551493755118 ~1985
49378131481343919 ~1986
493796398759277 ~1983
4937971493797118 ~1985
4938217790114738 ~1985
493823998764797 ~1983
493859998771997 ~1983
493862398772477 ~1983
493877998775597 ~1983
4939021296341278 ~1984
4939049395123938 ~1985
4939091395127298 ~1985
Exp. Prime Factor Digits Year
493952398790477 ~1983
493963198792637 ~1983
4939997296399838 ~1984
4940161296409678 ~1984
494023198804637 ~1983
4940531395242498 ~1985
4940587790493938 ~1985
494065198813037 ~1983
49406691185760579 ~1986
4940671494067118 ~1985
4940753346840860710 ~1990
494084398816877 ~1983
49412636028340879 ~1988
494138398827677 ~1983
4941551889479198 ~1986
4941593296495598 ~1984
4941593691823038
494173198834637 ~1983
4941787494178718 ~1985
4941857395348578 ~1985
49419434744265299 ~1987
494197198839437 ~1983
494198398839677 ~1983
49419833657067439
4942013296520798 ~1984
705
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26-05-03