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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
2668199213455938 ~1983
2668213426914098 ~1983
26682711280770099 ~1985
26682711334135519
2668277213462178 ~1983
2668313160098798 ~1982
2668583693831598 ~1984
2668663426986098 ~1983
26686631120838479
26688491868194319 ~1985
2669167427066738 ~1983
2669281160156878 ~1982
26693271761755839 ~1985
2669369373711678 ~1983
2669417160165038 ~1982
2669549640691778 ~1984
2669591480526398 ~1984
2669857427177138 ~1983
266995153399037 ~1981
2670029213602338 ~1983
267019153403837 ~1981
2670341213627298 ~1983
2670449373862878 ~1983
2670491694327678 ~1984
2670677373894798 ~1983
Exp. Prime Factor Digits Year
2670793160247598 ~1982
2670797160247838 ~1982
2670797213663778
2670931480767598 ~1984
26709311762814479
267104353420877 ~1981
2671063641055138 ~1984
2671133160267998 ~1982
2671183267118318 ~1983
267119953423997 ~1981
267127153425437 ~1981
2671369587701198 ~1984
267139153427837 ~1981
2671489587727598 ~1984
267158353431677 ~1981
267163153432637 ~1981
2671829374056078 ~1983
2671843427494898 ~1983
26719271763471839 ~1985
2671939267193918 ~1983
267200353440077 ~1981
267212353442477 ~1981
2672237641336898 ~1984
267236353447277 ~1981
2672401160344078 ~1982
Exp. Prime Factor Digits Year
2672431267243118 ~1983
2672477213798178 ~1983
2672557160353438 ~1982
2672767481098078 ~1984
267278353455677 ~1981
2673173160390398 ~1982
2673271267327118 ~1983
267331153466237 ~1981
267343153468637 ~1981
2673431213874498
26736731069469219 ~1984
2673763427802098 ~1983
2673787641708898 ~1984
2673899481301838 ~1984
2673989374358478 ~1983
267404353480877 ~1981
2674069341746018310 ~1988
2674093427854898 ~1983
2674367213949378 ~1983
267440353488077 ~1981
2674577160474638 ~1982
2674927267492718 ~1983
26749431123476079 ~1984
2674961213996898 ~1983
2675017160501038 ~1982
Exp. Prime Factor Digits Year
2675081160504878 ~1982
2675111214008898 ~1983
2675117214009378 ~1983
2675131481523598 ~1984
2675293428046898 ~1983
267548353509677 ~1981
267575953515197 ~1981
2675807214064578 ~1983
2675821802746318 ~1984
2675833160549998 ~1982
2675839642201378 ~1984
26760491712671379 ~1985
26760772783120099 ~1985
2676127909883198 ~1984
26763535138597779 ~1986
26764031070561219 ~1984
2676409588809998 ~1984
2676433160585998 ~1982
26764331712917139
2676467214117378 ~1983
2676581214126498 ~1983
26765811017100799
267673153534637 ~1981
2676811428289778 ~1983
2676847267684718 ~1983
470
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25-10-26