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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
135936181561677 ~1980
1359521842903038 ~1983
1359647353508238 ~1982
135985781591437 ~1980
1359937734365998 ~1982
135997127199437 ~1979
1360069408020718 ~1982
136022327204477 ~1979
1360279326466978 ~1982
13602791197045539
13603671958928499 ~1983
1360409408122718 ~1982
136051127210237 ~1979
1360591544236418 ~1982
1360687462633598 ~1982
1360699136069918 ~1981
1360861217737778 ~1981
1361021762171778 ~1982
1361051653304498 ~1982
136118327223677 ~1979
1361383544553218 ~1982
13614312287204099 ~1984
136147127229437 ~1979
136149781689837 ~1980
1361497653518578
Exp. Prime Factor Digits Year
136160327232077 ~1979
1361707245107278 ~1981
1361827136182718 ~1981
136187927237597 ~1979
136205927241197 ~1979
1362071245172798 ~1981
136213127242637 ~1979
1362131108970498
1362209108976738 ~1980
136229927245997 ~1979
1362343572184078 ~1982
1362407108992578 ~1980
136243781746237 ~1980
136247927249597 ~1979
1362521517757998 ~1982
1362523981016578 ~1983
13625231635027619
1362551354263278 ~1982
1362631218020978 ~1981
136271927254397 ~1979
1362763463339438 ~1982
1362919136291918 ~1981
1362929109034338 ~1980
136297381778397 ~1980
13630511635661219 ~1983
Exp. Prime Factor Digits Year
1363099327143778 ~1982
136315127263037 ~1979
1363259109060738 ~1980
1363277654372978 ~1982
136330181798077 ~1980
136355927271197 ~1979
136367927273597 ~1979
136381127276237 ~1979
1363811436419538
1363909409172718 ~1982
1363993218238898 ~1981
1363993736556238
136403927280797 ~1979
1364141109131298 ~1980
1364191136419118 ~1981
1364221218275378 ~1981
1364263136426318 ~1981
136435127287037 ~1979
1364417191018398 ~1981
136448327289677 ~1979
1364581545832418 ~1982
1364581627707278
136466327293277 ~1979
1364719655065138 ~1982
1364861109188898 ~1980
Exp. Prime Factor Digits Year
1365029109202338 ~1980
1365071764439778 ~1982
1365103218416498 ~1981
136513781908237 ~1980
1365163573368478 ~1982
1365167327640098 ~1982
1365197191127598 ~1981
1365251245745198 ~1981
1365311245755998 ~1981
136536181921677 ~1980
13654612812849679 ~1984
1365499791989438 ~1982
13655573058847699 ~1984
1365659245818638 ~1981
13656672103127199 ~1984
1365703136570318 ~1981
1365719109257538 ~1980
136573381943997 ~1980
1365821655594098 ~1982
136591127318237 ~1979
1365977191236798 ~1981
1365979655669938 ~1982
1365983327835938 ~1982
1366019109281538 ~1980
1366117409835118 ~1982
306
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26-02-08