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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
392389306063438 1978
39243723546237 1978
39243794184897
3924374450235599
39247362795697 1978
39253170655597 1978
39259323555597 1978
392723102107998 1978
39273723564237 1978
39280731424577 1978
3928071319831539
392809117842718 1978
39283131426497 1978
39283754997197 1978
39295723577437 1978
3930312043761219 1978
393059290863678 1978
3930837861676 1978
39313755039197 1978
393161117948318 1978
3932037864076 1978
393241275268718 1978
39333162932977 1978
393361188813298 1978
393373118011918 1978
Exp. Prime Factor Digits Year
39337731470177 1978
393473212475438 1978
3934797869596 1978
393479165261198
393517212499198 1978
393521472225218 1978
3935397870796 1978
393551165291438 1978
39355723613437 1978
393557472268418
39357762972337 1978
393709118112718 1978
393709157483618
393713118113918 1978
3937276677609939 1978
393871228445198 1978
39399723639837 1978
3940494972898399 1978
39406339406317 1978
394157118247118 1978
394249252319378 1978
39452955234077 1978
394601244652638 1978
39461971031437 1978
39463723678237 1978
Exp. Prime Factor Digits Year
39467323680397 1978
39469971045837 1978
3947171728860479 1978
394739284212098 1978
3948117896236 1978
39481755274397 1978
394837347456578 1978
394837473804418
395027387126478 1978
395027853258338
395069213337278 1978
395111102728878 1978
39511386924877 1978
395137181763038 1978
395231197615518 1978
395231853698978
39525139525117 1978
3953037906076 1978
395443537802498 1978
395449284723298 1978
395459292639678 1978
395671158268418 1978
39567723740637 1978
39574994979777 1978
395749348259138
Exp. Prime Factor Digits Year
39587355422237 1978
3958917917836 1978
39595387109677 1978
39597171274797 1978
396029475234818 1978
39604123762477 1978
39607995058977 1978
396091166358238 1978
396107411951298 1978
396173221856898 1978
396217309049278 1978
3962397924796 1978
39624739624717 1978
3963237926476 1978
39632395117537
396353118905918 1978
396373562849678 1978
39637731710177 1978
3963771070217919
396379570785778 1978
396379665916738
396437792874018 1978
3964797929596 1978
39650931720737 1978
39652363443697 1978
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