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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.
Exponent Prime Factor Digits Year
204671281122802768710 ~1997
204673943532152251910 ~1999
2046766914093533839 ~1996
2046775794093551599 ~1996
2046779394093558799 ~1996
2046782634093565279 ~1996
2046810834093621679 ~1996
2046843234093686479 ~1996
204698633122819179910 ~1997
2047016034094032079 ~1996
2047053234094106479 ~1996
204714977122828986310 ~1997
204736817122842090310 ~1997
2047383234094766479 ~1996
2047389234094778479 ~1996
204746917122848150310 ~1997
204772441122863464710 ~1997
2047744914095489839 ~1996
2047772634095545279 ~1996
2047780434095560879 ~1996
2047793034095586079 ~1996
2047811634095623279 ~1996
2047838994095677999 ~1996
2047897194095794399 ~1996
2047904514095809039 ~1996
Exponent Prime Factor Digits Year
2047936914095873839 ~1996
2047973634095947279 ~1996
204798197163838557710 ~1997
204801481819205924110 ~1999
2048076114096152239 ~1996
2048159394096318799 ~1996
204830221450626486310 ~1998
204838721122903232710 ~1997
2048407914096815839 ~1996
204846953122908171910 ~1997
204857647204857647110 ~1998
2048621034097242079 ~1996
204863411368754139910 ~1998
2048643114097286239 ~1996
204865711204865711110 ~1998
2048663394097326799 ~1996
2048776434097552879 ~1996
204879293122927575910 ~1997
2048810514097621039 ~1996
204882001122929200710 ~1997
204897223327835556910 ~1998
2049039114098078239 ~1996
2049114114098228239 ~1996
2049139314098278639 ~1996
2049368634098737279 ~1996
Exponent Prime Factor Digits Year
204938081163950464910 ~1997
204946613122967967910 ~1997
204956597122973958310 ~1997
2049596634099193279 ~1996
204962497122977498310 ~1997
2049721434099442879 ~1996
204976777122986066310 ~1997
2049920034099840079 ~1996
2049962994099925999 ~1996
2049994794099989599 ~1996
2050011234100022479 ~1996
2050043994100087999 ~1996
2050068834100137679 ~1996
2050071714100143439 ~1996
2050083714100167439 ~1996
205011907328019051310 ~1998
205011977123007186310 ~1997
2050154034100308079 ~1996
2050158834100317679 ~1996
205020197123012118310 ~1997
2050209975740587916111 ~2001
2050222434100444879 ~1996
2050271034100542079 ~1996
205031011205031011110 ~1998
2050344114100688239 ~1996
Exponent Prime Factor Digits Year
205041821123025092710 ~1997
2050489194100978399 ~1996
2050551834101103679 ~1996
2050562514101125039 ~1996
2050574394101148799 ~1996
2050576794101153599 ~1996
2050597194101194399 ~1996
2050597794101195599 ~1996
205067189164053751310 ~1997
2050701114101402239 ~1996
2050731114101462239 ~1996
2050749834101499679 ~1996
2050793514101587039 ~1996
2050814034101628079 ~1996
205082531164066024910 ~1997
2051028234102056479 ~1996
2051116914102233839 ~1996
2051179434102358879 ~1996
205123033123073819910 ~1997
2051248914102497839 ~1996
2051255514102511039 ~1996
205126373123075823910 ~1997
2051289234102578479 ~1996
2051318634102637279 ~1996
205134329287188060710 ~1998
2783
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25-05-04