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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
4554821273289278 ~1984
455498391099677 ~1983
455509191101837 ~1983
4555121273307278 ~1984
455513991102797 ~1983
455515191103037 ~1983
4555153728824498 ~1985
45552411366572319 ~1986
455531991106397 ~1983
455551191110237 ~1983
4555613273336798 ~1984
4555897273353838 ~1984
4556147364491778 ~1984
455615991123197 ~1983
455642391128477 ~1983
4556873273412398 ~1984
4556911820243998 ~1985
45569332825298479 ~1987
455693991138797 ~1983
4556953273417198 ~1984
455699991139997 ~1983
45571431458285779 ~1986
4557521273451278 ~1984
455771991154397 ~1983
45577191093852579
Exp. Prime Factor Digits Year
4557941364635298 ~1984
455801991160397 ~1983
45585015470201219 ~1987
4558553273513198 ~1984
4558657273519438 ~1984
455894391178877 ~1983
455906391181277 ~1983
455927991185597 ~1983
4559447820700478 ~1985
4559531364762498 ~1984
4559539455953918 ~1985
4559593273575598 ~1984
4559647455964718 ~1985
4559693273581598 ~1984
4559803455980318 ~1985
4559813638373838 ~1985
45599691732788239 ~1986
4560211729633778 ~1985
4560293638441038 ~1985
4560571729691378 ~1985
456059991211997 ~1983
456071991214397 ~1983
456085191217037 ~1983
456107991221597 ~1983
4561177273670638 ~1984
Exp. Prime Factor Digits Year
4561211364896898 ~1984
4561217273673038 ~1984
45612171094692099
456137991227597 ~1983
4561421364913698 ~1984
4561507456150718 ~1985
4561589364927138 ~1984
4561621729859378 ~1985
456163191232637 ~1983
4561727364938178 ~1984
4561807456180718 ~1985
45618599944852639 ~1988
456188391237677 ~1983
456194391238877 ~1983
4561979821156238 ~1985
45619793284624899
456200391240077 ~1983
4562021273721278 ~1984
456203991240797 ~1983
4562087364966978 ~1984
4562099364967938 ~1984
456227991245597 ~1983
4562317273739038 ~1984
456254391250877 ~1983
456263991252797 ~1983
Exp. Prime Factor Digits Year
45626531095036739 ~1986
4562693273761598 ~1984
456271191254237 ~1983
4562731456273118 ~1985
456296391259277 ~1983
4563103730096498 ~1985
456326391265277 ~1983
456332391266477 ~1983
456355191271037 ~1983
4563577730172338 ~1985
4563619456361918 ~1985
4563641273818478 ~1984
456365991273197 ~1983
45639311825572419 ~1986
4564319365145538 ~1984
4564457365156578 ~1984
4564459456445918 ~1985
4564477730316338 ~1985
4564537730325938 ~1985
4564873153379732910 ~1988
456500391300077 ~1983
456539991307997 ~1983
4565413273924798 ~1984
456547191309437 ~1983
4565551821799198 ~1985
667
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26-03-08