Factor Info

ID 143983
Size 554 digits / 1840 bits
Status composite
Value 64965107259398971771026128393666953700083151725971087152338611232364929323924981017255612726772808996453747710818187410574562530057650589206545018294856697390754760287863383570640189145803248500679869652759766975449031872861594417791980386103753853318136297142998564009802695433959496010577767223264062239308656629534555019668428646886840742103362203227862852433060931003974457219508980342539739146182526081324398298853798802019844500663857821822479540005368185944598033335972688771197830739957070331070404693009216756587170947050815531576962929765572517

Factorizations

Primary (ID: 143771) 10147432015661402599005968093 (proven prime)
(ID: 143984) 6402122937028082274007729134469771046387630817624357690147660216241062636710276472732861791482919280323374223796401701571740151278920347590786547889935325729610165793993896579925213821154092889728658687335514878161502476213547912425570717363084914936933021287821610214737117406915755455662862591112794322282742272901477875781458835496743883579908482745803514414425348921189467818060596204184423231406761108807878861982181002067203221762815763759931883733738827868377893777968393646821011514102125128008506990805491022991313769 (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.