Factor Info

ID 197904
Size 652 digits / 2164 bits
Status composite
Value 1518968797408774478291336729656072524175451693144749887462855108471931826169699272366905113173846559265210461790755054010557091690528957706933709274868625606037431395505551906146373139739487259426394472576038722335248465119691304359744026933730199114807947540560218806273006100437451637132104696901573869032548831231724913904913632896991845220643028836845914226836140668132811284374412021518286101808910500083118377132057696031297573508784386699926205497756734920253269387549021790861666815205052589197711728892226426344882458136861196366069983567114676428456981580917573299056490377676943008834652292425874799143436033358377502236384042031617404674833

Factorizations

Primary (ID: 31146) 183615185137947941316392636931334943668473204306317962089535028903951518876804138419627518895087293025329392296963859806520517393 (proven prime)
(ID: 197905) 8272566325424506607640925876041724844097197134257156640374732377121126791738201343019462946751398155171780489672578518106348058396756151583983717811988470549452562193041197675600142642290259038271503169424295337784110994307269495011981462711712445565008798940812215332133874369955894680562631110177141562348819411394721138470625602450988837204093581339731540175613431377597240772844739192767377034366487768939419519051715623213666963825805825913868362595648113625415129176611286577779746389435195834814402992624535250862081 (proven prime)

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.