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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
38415611536624419 ~1986
3841751307340098 ~1984
3841753614680498 ~1985
3841757230505438 ~1984
384176376835277 ~1982
384191976838397 ~1982
38420891152626719 ~1985
384218376843677 ~1982
3842231307378498 ~1984
3842281230536878 ~1984
3842669307413538 ~1984
3842687307414978 ~1984
384271176854237 ~1982
384283176856637 ~1982
384284376856877 ~1982
384290376858077 ~1982
3842957230577438 ~1984
3843031384303118 ~1984
3843347307467778 ~1984
384355176871037 ~1982
3843551307484098
384361176872237 ~1982
384374376874877 ~1982
3843773230626398 ~1984
384392376878477 ~1982
Exp. Prime Factor Digits Year
384397176879437 ~1982
3843971307517698
384401976880397 ~1982
3844021230641278 ~1984
3844067307525378 ~1984
3844067999457438
384407976881597 ~1982
3844097230645838 ~1984
3844109538175278 ~1984
3844133230647998 ~1984
3844187307534978 ~1984
384419976883997 ~1982
38443035228252099 ~1987
384433176886637 ~1982
384434376886877 ~1982
384461976892397 ~1982
3844667692040078 ~1985
38447471307213999 ~1985
384475176895037 ~1982
38449996844098239 ~1987
3845251384525118 ~1984
384527976905597 ~1982
38452871538114819 ~1986
384529176905837 ~1982
3845327307626178 ~1984
Exp. Prime Factor Digits Year
384535176907037 ~1982
3845461230727678 ~1984
3845837230750238 ~1984
384620376924077 ~1982
38462292076963679 ~1986
3846257307700578 ~1984
3846259692326638 ~1985
3846389307711138 ~1984
3846467307717378 ~1984
3846673615467698 ~1985
3846833230809998 ~1984
3846877230812638 ~1984
3847093230825598 ~1984
384727176945437 ~1982
38474211154226319 ~1985
38474991846799539 ~1986
384761976952397 ~1982
384779976955997 ~1982
3848017230881038 ~1984
3848029846566398 ~1985
3848233230893998 ~1984
38484971847278579 ~1986
3848563384856318 ~1984
384863976972797 ~1982
384865176973037 ~1982
Exp. Prime Factor Digits Year
3848653230919198 ~1984
384869976973997 ~1982
3848837230930238 ~1984
3848869923728578 ~1985
3849127615860338 ~1985
3849359692884638 ~1985
38493595543076979
3849523384952318 ~1984
38495231308837839
3849541230972478 ~1984
38495831308858239 ~1985
38497431924871519 ~1986
3849767307981378 ~1984
3849821307985698 ~1984
3850061308004898 ~1984
3850277308022178 ~1984
3850339385033918 ~1984
385040377008077 ~1982
3850459385045918 ~1984
385081177016237 ~1982
385088377017677 ~1982
3850921847202638 ~1985
3850949308075938 ~1984
385106377021277 ~1982
385127977025597 ~1982
593
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25-11-17