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
284803156960637 ~1981
2848051512649198 ~1984
284809156961837 ~1981
2848117170887038 ~1983
284819956963997 ~1981
2848361170901678 ~1983
2848471284847118 ~1983
2848493683638338 ~1984
28484932962432739
2848501170910078 ~1983
2848507284850718 ~1983
2848513170910798 ~1983
2848561455769778 ~1984
2848567512742078 ~1984
2848577227886178 ~1983
2848631512753598 ~1984
2848663284866318 ~1983
284869156973837 ~1981
2848787227902978 ~1983
284879956975997 ~1981
284887156977437 ~1981
2848973854691918 ~1984
2849057398867998 ~1983
2849153398881438 ~1983
2849507227960578 ~1983
Exp. Prime Factor Digits Year
284951956990397 ~1981
2849537227962978 ~1983
2849839284983918 ~1983
28499272279941619 ~1985
284996356999277 ~1981
2850223285022318 ~1983
285031157006237 ~1981
285038357007677 ~1981
2850451513081198 ~1984
2850493171029598 ~1983
2850541627119038 ~1984
285071957014397 ~1981
2850767684184098 ~1984
2850797684191298 ~1984
2851001171060078 ~1983
2851187228094978 ~1983
2851601228128098 ~1983
2851741171104478 ~1983
285205157041037 ~1981
285215957043197 ~1981
285230357046077 ~1981
2852371456379378 ~1984
285251957050397 ~1981
2852669228213538 ~1983
2852671513480798 ~1984
Exp. Prime Factor Digits Year
285271157054237 ~1981
285277157055437 ~1981
28528731768781279 ~1985
2853079285307918 ~1983
2853197399447598 ~1983
2853427285342718 ~1983
285344357068877 ~1981
285365957073197 ~1981
2853787684908898 ~1984
2853853627847678 ~1984
2853869913238098 ~1984
2853881171232878 ~1983
2853883456621298 ~1984
2854091513736398 ~1984
28541574966233199 ~1986
28541712568753919 ~1985
285434357086877 ~1981
285439157087837 ~1981
2854547228363778 ~1983
2854603285460318 ~1983
2854627513832878 ~1984
2854751228380098 ~1983
285476357095277 ~1981
2854799228383938 ~1983
28547992569319119
Exp. Prime Factor Digits Year
28550333597341599 ~1986
2855383285538318 ~1983
285539957107997 ~1981
2855429228434338 ~1983
28554312055910339 ~1985
285545957109197 ~1981
2855483913754578 ~1984
2855591228447298 ~1983
2855617171337038 ~1983
2855707514027278 ~1984
2855731285573118 ~1983
285608357121677 ~1981
2856241171374478 ~1983
2856241628373038
2856377171382638 ~1983
2856449228515938 ~1983
285680357136077 ~1981
2856803685632738
2856857171411438 ~1983
2856871285687118 ~1983
2856883285688318 ~1983
285692357138477 ~1981
28569232571230719
2857061228564898 ~1983
2857073399990238 ~1983
484
GIMPS The Prime Pages FactorDb.com
Home
4.888.230 digits 		e-mail
25-06-29