Factor Info

ID 143981
Size 577 digits / 1915 bits
Status composite
Value 2801894664526662406453905074197249927548681116890283021869502424359834617926778240868957729980872178926040620594948573910565653303904842520864472966810621543812261748281714830740934053621697875956901201005872854525581750225964344641463502801082012056672839244790828139817667584360166986304864435725023391523686277311413365675347826437699973922805460429144082902333473866929983488900870417412876781943481683727082189615458027746870489134039514499620819355342387056683814430821955625762665705681027668684752441301143722108968616728356086041804030784671995400700004223685397576067

Factorizations

Primary (ID: 143982) 43129224020811449478151 (proven prime)
(ID: 143983) 64965107259398971771026128393666953700083151725971087152338611232364929323924981017255612726772808996453747710818187410574562530057650589206545018294856697390754760287863383570640189145803248500679869652759766975449031872861594417791980386103753853318136297142998564009802695433959496010577767223264062239308656629534555019668428646886840742103362203227862852433060931003974457219508980342539739146182526081324398298853798802019844500663857821822479540005368185944598033335972688771197830739957070331070404693009216756587170947050815531576962929765572517 (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.