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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
1304299234773838 ~1981
13043713756588499 ~1984
1304389704370078 ~1982
1304411104352898 ~1980
13044775419319248911 ~1989
1304503547891278 ~1982
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
Exp. Prime Factor Digits Year
1305803417856978 ~1982
1306087313460898 ~1981
1306223966605038 ~1983
130627378376397 ~1980
130643926128797 ~1979
1306489391946718 ~1982
130649926129997 ~1979
130651778391037 ~1980
1306601104528098 ~1980
1306691104535298 ~1980
130675126135037 ~1979
1306831548869038 ~1982
1306889104551138 ~1980
130705126141037 ~1979
1307069392120718 ~1982
1307087627401778 ~1982
1307093731972098 ~1982
130710178426077 ~1980
130730326146077 ~1979
1307393313774338 ~1981
1307431130743118 ~1980
1307437392231118 ~1982
1307461209193778 ~1981
130749778449837 ~1980
130759126151837 ~1979
Exp. Prime Factor Digits Year
1307627339983038 ~1982
1307651235377198 ~1981
1307729104618338 ~1980
130795126159037 ~1979
130801126160237 ~1979
1308121627898098 ~1982
1308137104650978 ~1980
130815778489437 ~1980
1308193287802478 ~1981
13081931962289519
1308221392466318 ~1982
130829926165997 ~1979
13082991988614499
1308331235499598 ~1981
130838326167677 ~1979
1308497497228878 ~1982
1308497706588398
1308497732758338
1308523130852318 ~1980
13085291544064239 ~1983
130855126171037 ~1979
130855778513437 ~1980
13085571648781839
1308647104691778 ~1980
1308829628237938 ~1982
Exp. Prime Factor Digits Year
1308841209414578 ~1981
130889926177997 ~1979
1309163418932178 ~1982
1309163549848478
130921126184237 ~1979
130923778554237 ~1980
1309237209477938
1309369392810718 ~1982
130946326189277 ~1979
1309463654731518
1309571235722798 ~1981
1309709183359278 ~1981
1309757104780578 ~1980
1309817707301198 ~1982
1309829314358978 ~1981
1309949183392878 ~1981
1310039969428878 ~1983
1310041161135043110 ~1986
1310137524054818 ~1982
1310279628933938 ~1982
1310327104826178 ~1980
1310371235866798 ~1981
1310389707610078 ~1982
1310417104833378 ~1980
131057926211597 ~1979
301
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26-07-05