Factor Info

ID 179971
Size 507 digits / 1682 bits
Status composite
Value 123120333512289035636539363528788323694989410001221114569311142107100081817113094798131184450742494905815948291155836047248135608266818453126118094129795886955802409913940358572164531445038391648968849191752083351023380216741583614626422592528033012687344749958101166173129069824003341064443101860883562221895869384567044282633401731151926061824743502431092944313033872977506039493762406939906855016826098380877300799575876832730813799391770059351709388261833554673242565006909869195008476836684942687781331

Factorizations

Primary (ID: 143129) 73355903553709150436991421893506428181 (proven prime)
(ID: 179972) 1678397068916801699117255121843031016281857049757987980208361228656678682690362621825260383890344361178995399803548522428061690237998657930675679278492073025052150825765509105123701534088847875501749979451476474345239623180452742709505465341794579904945394406383702423980226516259353423112424085852975382000349767312014531512798051199767291096745725453943807558435304572429412155945903548852060196140355811264923813480495730641452446218742015440292647993336191696846151 (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.