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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
6288613377316798 ~1985
6288781377326878 ~1985
62887811006204979
6289091125781838 ~1984
6289229503138338 ~1986
62892371509416899 ~1987
6289469503157538 ~1986
6289601503168098 ~1986
6289697503175778 ~1986
6289783628978318 ~1986
6289841377390478 ~1985
6289939628993918 ~1986
6289957377397438 ~1985
6290021503201698 ~1986
6290243125804878 ~1984
6290327503226178 ~1986
6290633377437998 ~1985
6290693377441598 ~1985
6290759125815198 ~1984
6290951125819038 ~1984
6291277377476638 ~1985
62914875536508579 ~1988
6291503125830078 ~1984
62915291509966979 ~1987
62915297046512499
Exp. Prime Factor Digits Year
6291757377505438 ~1985
6291773377506398 ~1985
62918632013396179 ~1987
62919111635896879 ~1987
6291941503355298 ~1986
6291959125839198 ~1984
6291973377518398 ~1985
6292417377545038 ~1985
62924411006790579 ~1986
6292813377568798 ~1985
6292981377578878 ~1985
6293291125865838 ~1984
6293597503487778 ~1986
6293939125878798 ~1984
6294083125881678 ~1984
6294137377648238 ~1985
6294143125882878 ~1984
6294161377649678 ~1985
6294251125885038 ~1984
6294311125886238 ~1984
6294721377683278 ~1985
6294779125895598 ~1984
6294971503597698 ~1986
6294973377698398 ~1985
6295043125900878 ~1984
Exp. Prime Factor Digits Year
6295109503608738 ~1986
6295277377716638 ~1985
6295337377720238 ~1985
6295481503638498 ~1986
6295577503646178 ~1986
6295657377739438 ~1985
6295769503661538 ~1986
6296141377768478 ~1985
6296159503692738 ~1986
6296377377782638 ~1985
6296573377794398 ~1985
62966515037320819 ~1988
6296831125936638 ~1984
6296833377809998 ~1985
6297383125947678 ~1984
6297419125948398 ~1984
6297419503793538
6297997377879838 ~1985
6298079125961598 ~1984
6298163125963278 ~1984
6298199125963998 ~1984
6298393377903598 ~1985
6298421377905278 ~1985
6298613377916798 ~1985
62986271133752879 ~1986
Exp. Prime Factor Digits Year
6298931125978638 ~1984
6298933377935998 ~1985
6298939629893918 ~1986
6299459503956738 ~1986
62994591511870179
6299483125989678 ~1984
6299591125991838 ~1984
6299651125993038 ~1984
6299737105835581710 ~1989
62999295543937539 ~1988
6299941377996478 ~1985
6300011126000238 ~1984
6300023126000478 ~1984
6300179126003598 ~1984
63005097560610819 ~1988
6300737882103198 ~1986
6300857504068578 ~1986
6300923126018478 ~1984
6300971126019438 ~1984
6301051630105118 ~1986
6301157882161998 ~1986
6301363630136318 ~1986
6301397378083838 ~1985
6301523126030478 ~1984
6301703126034078 ~1984
758
GIMPS The Prime Pages FactorDb.com
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24-10-27