Factor Info

ID 20769
Size 343 digits / 1137 bits
Status composite
Value 1573698437653152106621348873658854088594944396399641543993239155201220558470535942556405733374777150755192437649974339425917756966464566346209887206580033120214296476761166360269327530583176522917728671987820642171357034838128216063334477361758531783069484317811681611588405353030771341445283945770036199705689019675948337484076077460269626571

Factorizations

Primary (ID: 6845) 18133283200612459389452401756767476520342710009526710760461219593942056686456982781 (proven prime)
(ID: 28993) 86785080244045367876982319120071136697864345486684958852415078701018649692851972046174061476754890052428044813939345019224057582430982880257351636921213742389760247369292697460439519675204539534924687670051286394475027508130098236285773287437156576219189663591 (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.