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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
65458871047341939 ~1986
6545941392756478 ~1985
6546041392762478 ~1985
6546361392781678 ~1985
6546443130928878 ~1984
6546473392788398 ~1985
6546937392816238 ~1985
6547027654702718 ~1986
6547319130946398 ~1984
6547477392848638 ~1985
6547747654774718 ~1986
6547859523828738 ~1986
6548057523844578 ~1986
6548153392889198 ~1985
6548291130965838 ~1984
6548303130966078 ~1984
65484971047759539 ~1986
6548681392920878 ~1985
6548819130976398 ~1984
6548879130977598 ~1984
6548911654891118 ~1986
6548957523916578 ~1986
6548999130979998 ~1984
6549119523929538 ~1986
65491332619653219 ~1987
Exp. Prime Factor Digits Year
6549611130992238 ~1984
6549671130993438 ~1984
6549839130996798 ~1984
6550001393000078 ~1985
6550163131003278 ~1984
65505131572123139 ~1987
6550553917077438 ~1986
6550919524073538 ~1986
6551011655101118 ~1986
6551353393081198 ~1985
65514071048225139 ~1986
6551411131028238 ~1984
6551801524144098 ~1986
6551879131037598 ~1984
65519473144934579 ~1988
6552101524168098 ~1986
6552179131043598 ~1984
6552233393133998 ~1985
6552323131046478 ~1984
6552431131048638 ~1984
6552719131054398 ~1984
65531471179566479 ~1987
6553331131066638 ~1984
6553577393214638 ~1985
6553979131079598 ~1984
Exp. Prime Factor Digits Year
6554123131082478 ~1984
6554201524336098 ~1986
6554441524355298 ~1986
6554771131095438 ~1984
6554789524383138 ~1986
6555443131108878 ~1984
6555491131109838 ~1984
6555683131113678 ~1984
65557071180027279 ~1987
6555719524457538 ~1986
6555821393349278 ~1985
6555907655590718 ~1986
6555917393355038 ~1985
6556003655600318 ~1986
6556031131120638 ~1984
6556079131121598 ~1984
6556559131131198 ~1984
6556601524528098 ~1986
6556631131132638 ~1984
6556741393404478 ~1985
6556757524540578 ~1986
6556937393416238 ~1985
65570411049126579 ~1986
6557191655719118 ~1986
6557339131146798 ~1984
Exp. Prime Factor Digits Year
6557423131148478 ~1984
6557459131149198 ~1984
65574591573790179
6557471131149438 ~1984
6557557393453438 ~1985
65576591573838179 ~1987
6557753393465198 ~1985
6557807524624578 ~1986
6557981393478878 ~1985
6558119131162398 ~1984
65581331049301299 ~1986
6558179131163598 ~1984
6558371131167438 ~1984
6558479131169598 ~1984
65587071180567279 ~1987
6559079131181598 ~1984
6559081393544878 ~1985
6559261393555678 ~1985
6559457393567438 ~1985
65594573148539379
6559493393569598 ~1985
6559643131192878 ~1984
6559691131193838 ~1984
6559733393583998 ~1985
6559823131196478 ~1984
796
GIMPS The Prime Pages FactorDb.com
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25-04-13