Factor Info

ID 142439
Size 739 digits / 2452 bits
Status composite
Value 1215285818997107168184087187140363260500716994300122117805915652428782621278036411686471969658555496216346649744140755263032510784077586705286377642906940003051044742007047187069679717814069128059789752478064993748655651777203265998643827446419672220692254249112524246777908304433848829728295046219122643933729053302942172810852815809152967412229489726645053815906232355758742800137197740129493175647375053067292754208054317718669650723901315521228707691691181033016515856041025221060352994295825991792681716314047461711821684488968183184645937672844462401773137508348374692718585641421613022055273921863543760215186079649538154442473978532433809120470584112337676811598819815316818874301138224223024677247168261272560942726488015396130659

Factorizations

Primary (ID: 16474) 720314410420100602530036001 (proven prime)
(ID: 142440) 1687160219782816983056909561704265157148293002093499942359241819903028866146625282397909602078975658023702216396858949317355888066908369392333218181157375866472513106548186032592206228526240690407037410935361147740142917555385008233605486187869107134998773013326455842168690467711302091825340009964426289401803805637837387541234339596388941245908139640786119852172347494846225757231434774625708186508769413350600339107765436644013595708899457089750019233459735418324206758360172990367013644111470641656184152156107949077172109018704555244289198242703650057131811770489356266244561452914557502792863771634199508771166326343379078086551878634723908169113877030606425379493292371334378804236369574282714257486406659 (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.