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.
Exp. Prime Factor Digits Year
6400019512001538 ~1986
64000991152017839 ~1987
6400139128002798 ~1984
6400139512011138
6400391128007838 ~1984
6400453384027198 ~1985
64004891920146719 ~1987
6400591640059118 ~1986
6400813384048798 ~1985
64008731408192079 ~1987
6401273384076398 ~1985
6401303128026078 ~1984
6401377384082638 ~1985
6401399128027998 ~1984
6401459128029198 ~1984
6401471128029438 ~1984
6401669512133538 ~1986
6401687512134978 ~1986
6401723128034478 ~1984
6401891128037838 ~1984
6402007640200718 ~1986
6402157384129438 ~1985
6402161512172898 ~1986
64022712560908419 ~1987
64024932560997219 ~1987
Exp. Prime Factor Digits Year
6402577384154638 ~1985
6402839128056798 ~1984
6402841384170478 ~1985
6402899128057998 ~1984
6402911128058238 ~1984
6402923128058478 ~1984
6402937384176238 ~1985
64029412048941139 ~1987
6403031512242498 ~1986
6403051230509836110 ~1990
6403333384199998 ~1985
6403451128069038 ~1984
6403739128074798 ~1984
6403811128076238 ~1984
6403979128079598 ~1984
6404023640402318 ~1986
6404059640405918 ~1986
6404137384248238 ~1985
64041713586335779 ~1988
64042271024676339 ~1986
64043531024696499 ~1986
6404477384268638 ~1985
6404677384280638 ~1985
6404753384285198 ~1985
6404873384292398 ~1985
Exp. Prime Factor Digits Year
64049213074362099 ~1988
6405011128100238 ~1984
6405031184464892910 ~1989
64050591152910639 ~1987
6405131128102638 ~1984
6405131512410498
6405263128105278 ~1984
6405653384339198 ~1985
64057034099649939 ~1988
6405941384356478 ~1985
64059412434257599
6406079512486338 ~1986
6406343128126878 ~1984
6406493449735808710 ~1990
64065711665708479 ~1987
6406573384394398 ~1985
6406831640683118 ~1986
6406919128138398 ~1984
6406973384418398 ~1985
6407039128140798 ~1984
6407099128141998 ~1984
6407573384454398 ~1985
64075914229010079 ~1988
64078511025256179 ~1986
6408173384490398 ~1985
Exp. Prime Factor Digits Year
6408197384491838 ~1985
6408299512663938 ~1986
6408359128167198 ~1984
6409031128180638 ~1984
6409037384542238 ~1985
6409127512730178 ~1986
6409133897278638 ~1986
6409141384548478 ~1985
6409217384553038 ~1985
6409223128184478 ~1984
6409397512751778 ~1986
6409679512774338 ~1986
6409681384580878 ~1985
6409703128194078 ~1984
6409721512777698 ~1986
6409751128195038 ~1984
6409889512791138 ~1986
6410161384609678 ~1985
6410171128203438 ~1984
6410279128205598 ~1984
6410687512854978 ~1986
6410699128213998 ~1984
6410777384646638 ~1985
64107777051854719
6410843128216878 ~1984
832
GIMPS The Prime Pages FactorDb.com
Home
5.740.663 digits 		e-mail
26-08-02