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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
5395991107919838 ~1984
5396173323770398 ~1985
5396189431695138 ~1985
5396431539643118 ~1985
53965491295171779 ~1986
5396591107931838 ~1984
5396663107933278 ~1984
5396819107936398 ~1984
5396861431748898 ~1985
5396903107938078 ~1984
53969033022265699
5397071107941438 ~1984
5397179107943598 ~1984
5397323107946478 ~1984
5397443107948878 ~1984
5397493323849598 ~1985
53977931619337919 ~1986
5397803107956078 ~1984
5397853323871198 ~1985
5397923107958478 ~1984
5398039539803918 ~1985
5398171863707378 ~1986
5398259107965198 ~1984
5398513863762098 ~1986
5398697323921838 ~1985
Exp. Prime Factor Digits Year
5398961431916898 ~1985
5399039431923138 ~1985
5399231431938498 ~1985
5399831971969598 ~1986
5400071108001438 ~1984
54001372052052079 ~1987
5400257324015438 ~1985
5400419432033538 ~1985
5400701432056098 ~1985
54007431404193199 ~1986
5400793324047598 ~1985
54011474753009379 ~1988
5401157324069438 ~1985
5401211108024238 ~1984
5401553756217438 ~1986
5401559108031198 ~1984
5401973324118398 ~1985
5402003108040078 ~1984
5402123108042478 ~1984
5402129432170338 ~1985
54023931728765779 ~1987
5402543108050878 ~1984
5402909432232738 ~1985
5402933756410638 ~1986
5402977324178638 ~1985
Exp. Prime Factor Digits Year
5403329432266338 ~1985
5403479108069598 ~1984
54035237024579919 ~1988
5403719108074398 ~1984
5403851432308098 ~1985
5404603864736498 ~1986
5404771540477118 ~1985
54048972486252639 ~1987
5404979108099598 ~1984
5405111108102238 ~1984
5405173324310398 ~1985
54052491729679699 ~1987
5405357324321438 ~1985
5405503540550318 ~1985
5405579108111598 ~1984
5405591108111838 ~1984
5405819108116398 ~1984
5405843108116878 ~1984
54060411621812319 ~1986
5406043540604318 ~1985
5406083108121678 ~1984
5406131432490498 ~1985
5406197324371838 ~1985
5406293324377598 ~1985
54065291189436399 ~1986
Exp. Prime Factor Digits Year
5406623108132478 ~1984
54066231405721999
5406719432537538 ~1985
5406761324405678 ~1985
5407043108140878 ~1984
5407151432572098 ~1985
5407211108144238 ~1984
5407211432576898
5407463108149278 ~1984
5407631108152638 ~1984
5407693324461598 ~1985
5407931108158638 ~1984
5408083865293298 ~1986
5408131540813118 ~1985
5408201432656098 ~1985
5408423108168478 ~1984
5408531432682498 ~1985
5408701865392178 ~1986
54087731622631919 ~1986
54087791298106979 ~1986
5408831108176638 ~1984
54088311406296079
5408951108179038 ~1984
5408981432718498 ~1985
5408999108179998 ~1984
727
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25-10-20