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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
14198021851881278 ~1988
14198399283967998 ~1987
14198531283970638 ~1987
14198699283973998 ~1987
14199001851940078 ~1988
14200079284001598 ~1987
14200093852005598 ~1988
14200393724220043110 ~1993
14200463284009278 ~1987
14200643284012878 ~1987
14200871284017438 ~1987
14201017852061038 ~1988
142012693124279199 ~1989
14201357852081438 ~1988
142017711136141699 ~1988
14201903284038078 ~1987
14202011284040238 ~1987
14202119284042398 ~1987
14202239284044798 ~1987
14202563284051278 ~1987
142026115965096639 ~1990
14203379284067598 ~1987
14203439284068798 ~1987
14203741852224478 ~1988
142039077101953519 ~1990
Exponent Prime Factor Digits Year
14203979284079598 ~1987
14204051284081038 ~1987
14204423284088478 ~1987
14204483284089678 ~1987
142053133409275139 ~1990
14205677852340638 ~1988
14205791284115838 ~1987
142059072272945139 ~1989
14205959284119198 ~1987
14206163284123278 ~1987
142063011136504099 ~1988
142063213125390639 ~1989
14206343284126878 ~1987
14206799284135998 ~1987
14206859284137198 ~1987
14207351284147038 ~1987
142077191420771919 ~1989
14208011284160238 ~1987
142085533125881679 ~1989
142085633694226399 ~1990
14208731284174638 ~1987
14209451284189038 ~1987
14209453852567198 ~1988
14209763284195278 ~1987
142110071421100719 ~1989
Exponent Prime Factor Digits Year
14211083284221678 ~1987
14211157852669438 ~1988
142111631421116319 ~1989
142116891136935139 ~1988
142121391136971139 ~1988
14212571284251438 ~1987
142127293411054979 ~1990
142132814263984319 ~1990
142133272558398879 ~1989
14213477929561395910 ~1993
14213519284270398 ~1987
142136271137090179 ~1988
14213663284273278 ~1987
14214143284282878 ~1987
14214731284294638 ~1987
14214743284294878 ~1987
14214911284298238 ~1987
14214923284298478 ~1987
14214973852898398 ~1988
14215199284303998 ~1987
14215319284306398 ~1987
142160511137284099 ~1988
14216519284330398 ~1987
14216591284331838 ~1987
14216903284338078 ~1987
Exponent Prime Factor Digits Year
14216963284339278 ~1987
14217191284343838 ~1987
142172711421727119 ~1989
14217383284347678 ~1987
14217503284350078 ~1987
142181871137454979 ~1988
14218343284366878 ~1987
142186011137488099 ~1988
142186271421862719 ~1989
14219171284383438 ~1987
142192071137536579 ~1988
14219321853159278 ~1988
14219339284386798 ~1987
14219351284387038 ~1987
14219399284387998 ~1987
142200612275209779 ~1989
14220611284412238 ~1987
14220779284415598 ~1987
142208271137666179 ~1988
14220851284417038 ~1987
14221973853318398 ~1988
142222272275556339 ~1989
14222639284452798 ~1987
14222759284455198 ~1987
14223263284465278 ~1987
1278
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26-03-15