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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
3989039319123138 ~1984
3989119398911918 ~1984
398912379782477 ~1983
398915979783197 ~1983
398917179783437 ~1983
39892433191394419 ~1986
3989471319157698 ~1984
3989653239379198 ~1984
398983179796637 ~1983
3990241239414478 ~1984
3990281319222498 ~1984
3990353239421198 ~1984
3990353558649438
39903732793261119 ~1986
3990451399045118 ~1984
39904513272169839
3990509558671278 ~1985
39905932234732099 ~1986
3991051399105118 ~1984
39915431596617219 ~1986
399167979833597 ~1983
39916811836173279 ~1986
3991807399180718 ~1984
3991817239509038 ~1984
3991829319346338 ~1984
Exp. Prime Factor Digits Year
3991993239519598 ~1984
3991997319359778 ~1984
3992057958093698 ~1985
399229179845837 ~1983
3992327319386178 ~1984
3992377239542638 ~1984
3992381319390498 ~1984
399251979850397 ~1983
3992627319410178 ~1984
3992873239572398 ~1984
3992873137354831310
3992903118189928910 ~1988
3992927958302498 ~1985
3992951718731198 ~1985
39929512874924739
3993313239598798 ~1984
399332379866477 ~1983
3993397638943538 ~1985
3993617239617038 ~1984
3993631638980978 ~1985
3993653239619198 ~1984
399365979873197 ~1983
399377979875597 ~1983
3993833239629998 ~1984
3993893559145038 ~1985
Exp. Prime Factor Digits Year
399391179878237 ~1983
3994079319526338 ~1984
39944112316758399 ~1986
3994481319558498 ~1984
3994559319564738 ~1984
3994723399472318 ~1984
39949931198497919 ~1985
3995083639213298 ~1985
399527979905597 ~1983
3995503399550318 ~1984
3995581239734878 ~1984
3995587399558718 ~1984
3995633239737998 ~1984
3995743399574318 ~1984
3995753239745198 ~1984
3995837239750238 ~1984
3995851399585118 ~1984
3995897559425598 ~1985
3995941239756478 ~1984
3996059719290638 ~1985
399613179922637 ~1983
3996413559497838 ~1985
399691179938237 ~1983
3996977239818638 ~1984
3997319319785538 ~1984
Exp. Prime Factor Digits Year
3997381239842878 ~1984
399746379949277 ~1983
3997507399750718 ~1984
399791979958397 ~1983
3997921479750520110 ~1989
3998567719742078 ~1985
3998717239923038 ~1984
3998801239928078 ~1984
399883179976637 ~1983
3998881639820978 ~1985
3999001239940078 ~1984
3999113559875838 ~1985
3999161319932898 ~1984
3999251319940098 ~1984
3999547399954718 ~1984
399965979993197 ~1983
399992379998477 ~1983
400004380000877 ~1983
40001591680066799 ~1986
40001891200056719 ~1985
4000237240014238 ~1984
4000273240016398 ~1984
4000379320030338 ~1984
400043980008797 ~1983
400052380010477 ~1983
595
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25-06-01