Factor Info

ID 25513
Size 653 digits / 2167 bits
Status composite
Value 19210475956907318352758606422863968991352966816020906997196564203269943259543488417690690241791564926895297870774995219946471900368998796555143338123189512224645326808001521788430062206357816244157438323947102155008865671569064583360990577502423939684655626410005309587171968478946241971502576859602067206601639160349179411658470641557899708703858732502627669443425635894966557626968542393811566258442546694166562506470427417372234122740708208442911576865986572021009148097682605843737325572609715135359157697051076662604787503137190619503211899735292672577613140000162552634959323937835650260058052604150701164207847060503408518056720382549994932937291

Factorizations

Primary (ID: 11288) 50294321643757943005617331 (proven prime)
(ID: 25514) 381961130582055310402832259850899362511645288231494572373898984292826949660504518868902573127068685820892416601022942860326737274386929137662385360657702903167440990791640870860328924976226011547310378972820743861802332254163343350043069865330455383032089569045054477616830594341305680716325075511090588050654336449910000188079210989366062420050652092810066360917501523205041807163178356391257404711995869540975327170786461443832903835373916578315891271725990784053799582759165862393464493503189519573083934084119755848603132823794079996844252469004884041989643534692839956172662329361852422913435827169724434101929323148337161 (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.