Factor Info

ID 42486
Size 268 digits / 889 bits
Status composite
Value 3978867442585963001354002785085855066961168280485401868813245131242760293035752652668868974506642541936251024219524118802270983664975262519900008494333301548171828462755906319409772587345770167378307071705664907805488360119690507042161188244243318246512447896377679257

Factorizations

Primary (ID: 46399) 50145888744159855504668415596228627694746993 (proven prime)
(ID: 46400) 79345835565619607173879058764597420454799230939908693755412815173033925054399393080361494831851085032518527073213134383555792565028803504948085290441484156642753443019414978381793928275959922751351170601456442802950568046249 (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.