Home e-mail
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.
Exponent Prime Factor Digits Year
420193572521161439 ~1992
420194932521169599 ~1992
420198677563576079 ~1993
42020003840400078 ~1991
42022979840459598 ~1991
42023903840478078 ~1991
42023951840479038 ~1991
42024539840490798 ~1991
42025871840517438 ~1991
42026723840534478 ~1991
42028643840572878 ~1991
420292972521757839 ~1992
42031823840636478 ~1991
42032231411915863910 ~1995
42032591840651838 ~1991
42033143840662878 ~1991
42033371840667438 ~1991
420340514203405119 ~1992
42034103840682078 ~1991
42034211840684238 ~1991
42036119840722398 ~1991
42036311840726238 ~1991
42036443840728878 ~1991
420374532522247199 ~1992
42037799840755998 ~1991
Exponent Prime Factor Digits Year
420381413363051299 ~1992
42038303840766078 ~1991
420395234203952319 ~1992
42041183840823678 ~1991
42041579840831598 ~1991
42041963840839278 ~1991
420421572522529439 ~1992
420446093363568739 ~1992
42044903840898078 ~1991
42045203840904078 ~1991
42045491840909838 ~1991
42046619840932398 ~1991
42047459840949198 ~1991
420482693363861539 ~1992
42049837126149511110 ~1993
42050423841008478 ~1991
420509513364076099 ~1992
42051671841033438 ~1991
42052379841047598 ~1991
42052403841048078 ~1991
42052739841054798 ~1991
42052931841058638 ~1991
420531132523186799 ~1992
42053171841063438 ~1991
42054431841088638 ~1991
Exponent Prime Factor Digits Year
42054503841090078 ~1991
42054671841093438 ~1991
42054839841096798 ~1991
42056543841130878 ~1991
42056561126169683110 ~1993
42057791841155838 ~1991
42057959841159198 ~1991
42058403841168078 ~1991
42058417126175251110 ~1993
42058619841172398 ~1991
42059723841194478 ~1991
42059999841199998 ~1991
42060503841210078 ~1991
420610012523660079 ~1992
420637132523822799 ~1992
42064331841286638 ~1991
42064679302865688910 ~1994
42065099841301998 ~1991
42066371841327438 ~1991
42067079841341598 ~1991
420678413365427299 ~1992
420692213365537699 ~1992
42069491841389838 ~1991
42070331841406638 ~1991
42070559841411198 ~1991
Exponent Prime Factor Digits Year
420707836731325299 ~1993
42070823841416478 ~1991
420725873365806979 ~1992
42073259841465198 ~1991
42073379841467598 ~1991
420740932524445599 ~1992
42074663841493278 ~1991
42075359841507198 ~1991
420757932524547599 ~1992
42076043841520878 ~1991
420783132524698799 ~1992
42079703841594078 ~1991
420797536732760499 ~1993
42080099841601998 ~1991
420800993366407939
42081491841629838 ~1991
420817073366536579 ~1992
42081863841637278 ~1991
42082823841656478 ~1991
42084151370340528910 ~1995
420843532525061199 ~1992
42084683841693678 ~1991
42084803841696078 ~1991
42085091841701838 ~1991
42085619841712398 ~1991
1982
GIMPS The Prime Pages FactorDb.com
Home
4.903.097 digits 		e-mail
25-07-08