Factor Info

ID 148341
Size 643 digits / 2135 bits
Status composite
Value 4807640023287352360008412372156000634439976879001845186441512630048089570616658407067324071770250957038999639479704981181421039963317660542004086872375472854547897217196437460294754806312053625061081817130759025845952954305549144856909573464821087885894016011673708730803999612447900025633133707762501938727365440637460681049203107852443137283389792440476799060290932218123636420121421026126471465359189463883621712282774741153141617009992442040250316830016418617306375547723288569285729348382717213223197041734171513558450353734787407322980013367724432838165709706834460372210136459706759449821182915867761628968381750145929464628334834679429

Factorizations

Primary (ID: 147574) 19578806729494452631907 (proven prime)
(ID: 148342) 245553270416878524935226940021052891167146739496015474868628500253259525068730454948941819816540116627558809737028269064258311049577069990731713762974171953056861043951903350089439283240101692901140333866026382868858826915495144048260880547460273612931936752008844492277554127333527050857503801526229844160103886722293149021504142389063237600500989747353800606484010332024577630322431060604577467986950611275213019924515911183107480699653148611937892107113221203570033022699511602948264292164537233029295572498939342653241810178856865399641656264813500653426673873993966898460253136345449925030807728184924507801921331447 (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.