Factor Info

ID 161731
Size 543 digits / 1803 bits
Status composite
Value 496856657638186012026557660116308655436935635948917693326528681708371869374106116798646249468092166316801221385568371568765663332731447974132835093875976530390414563630420842984536627240538858128838440541953748743671551531861487959115018335767907689186255520335332627836657027438381777074115273950081914275343237297167472430412787753113392075288550578999641095358623120959578855255815263697710567771935507810923691609795143781383903996700308009131888958655841617637210711380153823255819253609098931301270478236346165561593712063676412788999099

Factorizations

Primary (ID: 161732) 147588312156116957549 (proven prime)
(ID: 161733) 3366504097645737927579681521363102784530474079285153539759459450120936776676387132323498802672495217675685305878340110167218120871061072279774043151791529293661697422178306855078355831033391626477046659289284310078118424342465011946526225109846741425547938561063598040437180065249685567419871718131689342695054325114769000842163918072971404593278090502315263485477705342835726397239367264118540483123901114223947967188765319767263031647594795565432638943752272685633757758167165982375937695478743492487037802748819869130951 (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.