Factor Info

ID 161912
Size 580 digits / 1925 bits
Status composite
Value 2004313583189888416895766726568204424775727618710430201299137707039675175730388387501036484234218111515531266420275971956237634770542050186160191871028690371638505624955632843772955450313552528534986708679473127671058659321770594637516130388460652367126035649280397284772388464207046430131735917675971490397068654242502748842905412429676051678991304167554647829367870324413000991113468209249017091994680448271632233942383293818262419801825748942269861854210641154663522593796382961625076349836944557007277554732391262392819268280310203451564024489940373745008059200246992906436171

Factorizations

Primary (ID: 160999) 145731249475360409207 (proven prime)
(ID: 161913) 13753492064368588518391737000679287930931673212334670035844740196848227917390682852223410861675518985802201473448181703132535665424576869676120663091008452198118100983012323768490231413580101761108377508287830823816794193356782286855543395226100660923455718037065150344859034337624312124490051615124008361660090962328005980033987552006616351645911998446513776047592465496996402503153113619051421800867375190314576223377093523825728021076097911497688722601089212817359748045683350846040029216495678378160721633167698541002724447759575860512311598208073957832653 (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.