Factor Info

ID 145538
Size 439 digits / 1458 bits
Status composite
Value 7865114979251715928875777033319124863088607404709745796945375348401847683921937276152882136237042371931360234006142505204633522555020305577525524879632026319044025473758536053006536660833197760896410478162355447791216805894081823765715835448311748003819845530317832377609053910982553593196443571161177424601453676093214475472616546039418362271509670525190987837657877240153334128770264605082067619483483633532810201574408825229482491215927

Factorizations

Primary (ID: 4251) 257513776243156826379279929309507 (proven prime)
(ID: 181393) 30542501818718615337118015814779178041731344117286164517820660431361731038024154694248813701920659175925305948714786968592007034649247173075405995475249125379749952406686001836438126091488081995846685871910121781715468028035865137779477786901695463233885937037797215229017552409822337534743749168096902035440403295888336688412779292967490552991639057495724551854799755394364832513370644834914348392921048061 (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.