Factor Info

ID 193316
Size 536 digits / 1778 bits
Status composite
Value 15317941433413840477575767923970540302919709560004631635139294067306984650186818842871136346028788477485662272452478359514210891693624063321058652062308233482271900397438680208502700428958104440335306741881689903109977604743164740316648864845076534171069160344532358997318734537787542803278216655131039775265032970330541073904795219910576687930801896595765004933308132844268998274224574799281414652835397137835438101725423532984380590247733988937270223698708520996861287064539843167730494410718870411304858314439157455750660627191228593

Factorizations

Primary (ID: 158786) 2781853088357893323665665615761279361 (proven prime)
(ID: 193317) 5506380440261101121254865968559494242447270091398441314157907525894206272410200007375507857381114813475611566549848144277352512216472979861845630800244471148586379541044291821457109808813762698960925708623968550299647540034952960204332592164566909800295700699159245420261654078363051992621527885407937836972708573978629964400099937625638464332296234690402684665557937274474904823108942618326011855236678265350402121551209952112883321848213219092482221736399190494816860829365055914663669116152452913 (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.