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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
1556003497920978
1556059280090638 ~1982
15560831400474719 ~1983
15562978964270739 ~1985
1556393871580098 ~1983
155641393384797 ~1981
1556441124515298 ~1981
155651931130397 ~1979
1556519498086098
155657393394397 ~1981
1556609466982718 ~1982
1556641249062578 ~1982
1556671155667118 ~1981
1556773373625538 ~1982
155688193412877 ~1981
155696331139277 ~1979
15569777442350079 ~1985
1557029467108718 ~1982
155723931144797 ~1979
1557247155724718 ~1981
1557343155734318 ~1981
155735931147197 ~1979
155737131147437 ~1979
1557377591803278 ~1982
1557403373776738 ~1982
Exp. Prime Factor Digits Year
1557427529525198 ~1982
1557499654149598 ~1983
155755131151037 ~1979
155759393455597 ~1981
1557623654201678 ~1983
155773393463997 ~1981
1557763249242098 ~1982
1557869467360718 ~1982
155807931161597 ~1979
1558087155808718 ~1981
155810331162077 ~1979
15582131464720239 ~1983
155822331164477 ~1979
1558409467522718 ~1982
15585231870227619 ~1984
155855931171197 ~1979
155859793515837 ~1981
15587712525209039 ~1984
155881131176237 ~1979
1558811280585998
1558841124707298 ~1981
1558867904142878 ~1983
1559017748328178 ~1983
155911393546797 ~1981
155916193549677 ~1981
Exp. Prime Factor Digits Year
155917131183437 ~1979
1559297124743778 ~1981
155930331186077 ~1979
15593471403412319 ~1983
1559351280683198 ~1982
1559447374267298 ~1982
1559491654986238 ~1983
15595491216448239 ~1983
1559713343136878 ~1982
1559749842264478 ~1983
155977793586637 ~1981
1559807124784578 ~1981
1559821249571378 ~1982
15598211746999539
155987931197597 ~1979
1559879499161298
155989131197837 ~1979
1559891655154238
1560047405612238 ~1982
156020331204077 ~1979
156026331205277 ~1979
1560371405696478 ~1982
156068331213677 ~1979
1560739374577378 ~1982
156074331214877 ~1979
Exp. Prime Factor Digits Year
156087793652637 ~1981
1560883249741298 ~1982
1560883530700238
156089393653597 ~1981
156090193654077 ~1981
156091393654797 ~1981
1560913374619138
156113931222797 ~1979
156146331229277 ~1979
1561519156151918 ~1981
156154193692477 ~1981
1561607749571378 ~1983
156169793701837 ~1981
1561823655965678 ~1983
156205131241037 ~1979
156206331241277 ~1979
156208193724877 ~1981
1562107374905698 ~1982
1562159124972738 ~1981
1562359281224638 ~1982
156241793745037 ~1981
1562447124995778 ~1981
156247131249437 ~1979
15625311500029779 ~1983
156259131251837 ~1979
336
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26-04-05