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
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
6408197384491838 ~1985
6408299512663938 ~1986
6408359128167198 ~1984
6409031128180638 ~1984
6409037384542238 ~1985
6409127512730178 ~1986
6409133897278638 ~1986
6409141384548478 ~1985
6409217384553038 ~1985
Exp. Prime Factor Digits Year
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
6410947641094718 ~1986
64110731923321919 ~1987
64111211410446639 ~1987
6411143128222878 ~1984
64111871538684899 ~1987
6411239128224798 ~1984
6411299128225998 ~1984
6411421384685278 ~1985
6411661384699678 ~1985
Exp. Prime Factor Digits Year
6411751641175118 ~1986
6411851128237038 ~1984
6412181384730878 ~1985
6412271128245438 ~1984
6412339641233918 ~1986
6412409512992738 ~1986
6412643128252878 ~1984
6412801384768078 ~1985
64129814617346339 ~1988
6413047641304718 ~1986
6413153384789198 ~1985
6413503641350318 ~1986
6413531128270638 ~1984
6413593384815598 ~1985
6413663128273278 ~1984
6413741384824478 ~1985
6413903128278078 ~1984
6414041513123298 ~1986
6414311128286238 ~1984
6414601384876078 ~1985
6414623128292478 ~1984
6414641513171298 ~1986
6414839513187138 ~1986
6415361513228898 ~1986
6415373384922398 ~1985
Exp. Prime Factor Digits Year
6415439128308798 ~1984
6415679128313598 ~1984
6415691128313838 ~1984
6415813384948798 ~1985
6415943128318878 ~1984
6416237513298978 ~1986
6416303128326078 ~1984
6416477898306798 ~1986
6416831128336638 ~1984
6416867513349378 ~1986
6416999128339998 ~1984
6417113385026798 ~1985
6417133385027998 ~1985
6417179128343598 ~1984
6417319641731918 ~1986
6417431128348638 ~1984
6417479128349598 ~1984
64174791540194979
6417731128354638 ~1984
6417737513418978 ~1986
6417739641773918 ~1986
6418031128360638 ~1984
6418189198963859110 ~1990
6418259513460738 ~1986
6418747641874718 ~1986
830
GIMPS The Prime Pages FactorDb.com
Home
5.680.769 digits 		e-mail
26-07-05