Factor Info

ID 153194
Size 599 digits / 1988 bits
Status composite
Value 18403696131613017655362725641806783409561879316658000400198673732139333356656655191276771495611561860607144593589338344355411875502462896977974459233222567105919530810347278193355252407129284344464487105164332747310467301951050743897580611174169092890799218839195762260995532742172063366805567001259791334923965035447429653684198663119032630547960421236148587684289066152297188214435763596924202170724667985708341507743820004964017271135589897845413557424389078817536788487070923597333511367762320825961874007477745358215971961561588391865983225299910704699654941069465033479597183637170062847002491

Factorizations

Primary (ID: 152113) 156520419366000909683 (proven prime)
(ID: 153195) 117580161145483336046027920115924174010275150200351234925717021261069219627301591714071955721428083031425884875919021167300980376415754070732948333933051574093878431745270856532608014440378976412204605528362708640637775713491672236488864730002859855683227684610097626994532784216054565226808216729108837828316263351995978816222537601458800021787359931718523147349642788274389153282989663375497732633890722135112745964977073988118575974707775075862910126541442725780692602491016298185560277580576096569489967515606776034517083890565692137040056618253300762050235756407485866044377 (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.