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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
130946326189277 ~1979
1309463654731518
1309571235722798 ~1981
1309709183359278 ~1981
1309757104780578 ~1980
1309817707301198 ~1982
1309829314358978 ~1981
1309949183392878 ~1981
1310041161135043110 ~1986
1310137524054818 ~1982
1310279628933938 ~1982
1310327104826178 ~1980
1310371235866798 ~1981
1310417104833378 ~1980
131057926211597 ~1979
131072326214477 ~1979
1311097314663298 ~1981
131114326222877 ~1979
131123926224797 ~1979
1311287104902978 ~1980
131131126226237 ~1979
1311433603259198 ~1982
1311503314760738 ~1981
1311509183611278 ~1981
1311523524609218 ~1982
Exp. Prime Factor Digits Year
1311617498414478 ~1982
1311623944368578 ~1983
1311797104943778 ~1980
131192326238477 ~1979
1311971104957698 ~1980
1312027629772978 ~1982
131209378725597 ~1980
1312183314923938 ~1981
1312187656093518 ~1982
1312301104984098 ~1980
131231926246397 ~1979
1312319314956578
131233126246637 ~1979
1312343419949778 ~1982
131237926247597 ~1979
1312379104990338
131239378743597 ~1980
1312411236233998 ~1981
1312523341255998 ~1981
1312543551268078 ~1982
13125471811314879 ~1983
1312769420086098 ~1982
131277778766637 ~1980
1312823315077538 ~1981
131284178770477 ~1980
Exp. Prime Factor Digits Year
1312877183802798 ~1981
1312891210062578 ~1981
1312921210067378 ~1981
1312931236327598 ~1981
1312937315104898 ~1981
1313161604054078 ~1982
1313239131323918 ~1980
131329778797837 ~1980
1313311131331118 ~1980
1313329525331618 ~1982
131335778801437 ~1980
131336326267277 ~1979
1313363420276178
1313467315232098 ~1981
1313579105086338 ~1980
13136291155993539 ~1983
131369926273997 ~1979
131381378828797 ~1980
1313959131395918 ~1980
1314101105128098 ~1980
1314127446803198 ~1982
131417926283597 ~1979
131419126283837 ~1979
1314239420556498 ~1982
1314497105159778 ~1980
Exp. Prime Factor Digits Year
1314539420652498 ~1982
131456326291277 ~1979
1314823552225678 ~1982
131485126297037 ~1979
1314851631128498
131521126304237 ~1979
1315213210434098 ~1981
1315231236741598 ~1981
1315367315688098 ~1981
1315621605185678 ~1982
131567378940397 ~1980
131582326316477 ~1979
131587126317437 ~1979
1315889315813378 ~1981
1315891526356418 ~1982
13159276763864799 ~1985
131594326318877 ~1979
131603926320797 ~1979
131617778970637 ~1980
1316279236930238 ~1981
131636326327277 ~1979
13163631369017539
1316593210654898 ~1981
131660326332077 ~1979
13166211263956179 ~1983
295
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25-09-07