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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
90759911452158579 ~1988
9076337726106978 ~1987
9076643181532878 ~1985
9076801544608078 ~1986
9076967726157378 ~1987
9077219181544398 ~1985
9077423181548478 ~1985
9077501544650078 ~1986
9077531181550638 ~1985
9077759181555198 ~1985
9077891181557838 ~1985
9077963181559278 ~1985
9078233544693998 ~1986
9078539181570798 ~1985
9078539726283138
9078683181573678 ~1985
9078761544725678 ~1986
9078781544726878 ~1986
9078851181577038 ~1985
9079223181584478 ~1985
9079571181591438 ~1985
90796274358220979 ~1989
9079979181599598 ~1985
9080231181604638 ~1985
9080573544834398 ~1986
Exp. Prime Factor Digits Year
9080657726452578 ~1987
9080663181613278 ~1985
9081599181631998 ~1985
9081707726536578 ~1987
9081881544912878 ~1986
9081967908196718 ~1987
9082547726603778 ~1987
9082571181651438 ~1985
9082823181656478 ~1985
9082859726628738 ~1987
9082901544974078 ~1986
9083471181669438 ~1985
9083663181673278 ~1985
9083779167141533710 ~1990
9083813545028798 ~1986
9083891181677838 ~1985
9084133545047998 ~1986
9084373545062398 ~1986
90844696359128319 ~1989
90844732907031379 ~1988
9084863181697278 ~1985
9084991152627848910 ~1990
9085247726819778 ~1987
9085717545143038 ~1986
90864011453824179 ~1988
Exp. Prime Factor Digits Year
9086411181728238 ~1985
9086437545186238 ~1986
9086639181732798 ~1985
9086783181735678 ~1985
9086879181737598 ~1985
9087257545235438 ~1986
9087359181747198 ~1985
9087581545254878 ~1986
9087797545267838 ~1986
9087839181756798 ~1985
90880973453476879 ~1988
9088153545289198 ~1986
9088379181767598 ~1985
9088481545308878 ~1986
9088559181771198 ~1985
9088619181772398 ~1985
9088679181773598 ~1985
90890771454252339 ~1988
9089123181782478 ~1985
9089141545348478 ~1986
9089159181783198 ~1985
90891771272484799 ~1987
9089219181784398 ~1985
9089651181793038 ~1985
9089831181796638 ~1985
Exp. Prime Factor Digits Year
9089903181798078 ~1985
9090181545410878 ~1986
9090377545422638 ~1986
90905471636298479 ~1988
9090551181811038 ~1985
9090671181813438 ~1985
9090853545451198 ~1986
9091021545461278 ~1986
9091151181823038 ~1985
9091223181824478 ~1985
9091273545476398 ~1986
9091441545486478 ~1986
9091871181837438 ~1985
90919393818614399 ~1989
9092183181843678 ~1985
9092533545551998 ~1987
9092711181854238 ~1985
9093251181865038 ~1985
9093817545629038 ~1987
90938711636896799 ~1988
9093961545637678 ~1987
9094153545649198 ~1987
90942911636972399 ~1988
90944691273225679 ~1987
9094571247372331310 ~1991
981
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25-09-07