Factor Info

ID 147972
Size 493 digits / 1636 bits
Status composite
Value 2091765389629135597457719049888169333422765395030029107833626303236742625958176661721285178903681420222502948636742476569522323443269623713931368479964780791816308713219907608013307134776526420876777672866793834515551572487491312718085127983566802584208796500967030960447790301534012237551070305076471906757832035983337283635849427307328671193761910923850754568881850457692126492194968094582219187213270098548415213622446216913390886780019615028513162896728109448513215055430219512604143773829

Factorizations

Primary (ID: 147595) 991322283651723729605072437657 (proven prime)
(ID: 183493) 2110076030898570023216390189760883170795966765241026431493998697785315326627783678272496385671901179182685765213537607054533136128407807459051987193896939233343407385787345278338246158296650421894035655936042253028374116105470175169985996677329543846906299261595194998294579459666172470809144654134340302213814633061534445350633380722853720083287766857104136569137996741966054886052062655937064177032471410248486956361824676610431585056413203760332827152133032397 (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.