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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
1300573312137538 ~1981
130058326011677 ~1979
1300769390230718 ~1982
130081378048797 ~1980
130117378070397 ~1980
130125778075437 ~1980
130129778077837 ~1980
130143778086237 ~1980
1301527442519198 ~1982
130154326030877 ~1979
1301581208252978 ~1981
13016211041296819 ~1983
1301693182237038 ~1981
1301719922918771110 ~1987
1301779130177918 ~1980
1301851755073598 ~1982
130187926037597 ~1979
130189378113597 ~1980
130193926038797 ~1979
1302017104161378 ~1980
130229378137597 ~1980
130237378142397 ~1980
1302373286522078
130244326048877 ~1979
1302443338635198
Exp. Prime Factor Digits Year
130246178147677 ~1980
1302827104226178 ~1980
1302839938044098 ~1983
130309126061837 ~1979
13032831251151699 ~1983
1303327312798498 ~1981
1303363443143438 ~1982
130345378207197 ~1980
1303453286759678
130349926069997 ~1979
1303633599671198 ~1982
1303711130371118 ~1980
1303867834474898 ~1982
130387126077437 ~1979
130393126078637 ~1979
1303931625886898
130400326080077 ~1979
130418326083677 ~1979
13042394199649599 ~1984
130427378256397 ~1980
1304299234773838 ~1981
13043713756588499 ~1984
1304389704370078 ~1982
1304411104352898 ~1980
1304503547891278 ~1982
Exp. Prime Factor Digits Year
13045311043624819 ~1983
13045811643772079 ~1983
1304599234827838 ~1981
130460326092077 ~1979
130483378289997 ~1980
1304983521993218 ~1982
1305233182732638 ~1981
1305391548264238 ~1982
1305511130551118 ~1980
1305517704979198 ~1982
1305589313341378 ~1981
130559926111997 ~1979
13056072428429039 ~1984
1305637313352898 ~1981
1305653182791438 ~1981
1305659104452738 ~1980
1305739235033038 ~1981
130574326114877 ~1979
1305743548412078
1305803417856978 ~1982
1306087313460898 ~1981
1306223966605038 ~1983
130627378376397 ~1980
130643926128797 ~1979
1306489391946718 ~1982
Exp. Prime Factor Digits Year
130649926129997 ~1979
130651778391037 ~1980
1306601104528098 ~1980
1306691104535298 ~1980
130675126135037 ~1979
1306831548869038 ~1982
1306889104551138 ~1980
130705126141037 ~1979
1307069392120718 ~1982
1307087627401778 ~1982
130710178426077 ~1980
130730326146077 ~1979
1307393313774338 ~1981
1307431130743118 ~1980
1307437392231118 ~1982
1307461209193778 ~1981
130749778449837 ~1980
130759126151837 ~1979
1307627339983038 ~1981
1307651235377198 ~1981
1307729104618338 ~1980
130795126159037 ~1979
130801126160237 ~1979
1308121627898098 ~1982
1308137104650978 ~1980
295
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25-10-26