Factor Info

ID 181539
Size 480 digits / 1593 bits
Status composite
Value 282311680699541600074397498912396633247632554762167411558116540005753818349392477810646061520560490518093013868557301322085382508543371596293464443291774873594650783409206372155373951458894418781636499103589043755290396219517162024368840210060012434059594648206539991563272974204742140873483315611376525015854169760223188971352238531013797427374754874542658163427592910455347893017397894297174149185460084033952582903652334639642437298849720855693060025490198709379774432995205357

Factorizations

Primary (ID: 4445) 22020163035726259944973163958989823798317763239269477 (proven prime)
(ID: 181540) 12820599022882325927043981182962330982542189461565037315599757039223834856310805516110354696408483320275381826123312191449981877215735154367753779943484058895589765941185515745395819188630824627934537129413439739593865086093836604307638117249311531547247525381118814539155553498257186588174608466481109229503301219508500941262546749084875379625343286886336448795889778091666283368942081578704497537654960779424429115678700158441 (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.