Factor Info

ID 21778
Size 442 digits / 1468 bits
Status composite
Value 4567854494079173154359737066229743986551244985553917780286464745694500493956564228324206282929225551211197007415181511350863822392183856026580483183341413100632070534334629093492154482418674702669255050209886968280356889015845660307413349550632597417713874600761315573787184973599065543427574904911901638234320641251025553085042032219710456394583561463453409923645022474565160914252409507240524003865515453950616154261755358573158498009236961

Factorizations

Primary (ID: 6915) 16650328910366149531471 (proven prime)
(ID: 21779) 274340195840535117704714624154066689244126866174194547673851320561866129527090664332614546374273431944583585316131093001403361903395870389455738053429597524609879783811106721169995373124211866386283119367304495501576369882758757186191599106734179769061804831180229745600196651027563155565818150843640904172392947690336831086378857000204326292432275972391714485558209029060893120961409384427090997848985648736276416906191 (composite)

Primary factorization keeps track of the smallest (known) prime factor. Secondary factorizations are old results kept when a new smaller prime factor is found, which occasionally happens with ECM.