Factor Info

ID 64648
Size 491 digits / 1631 bits
Status composite
Value 85883137263277380423400815220338017974987916544219595352045775372969189693668765408245080392167766941641383486296162597663031789809045628358241250053228147398489602061470808430863345052977812963981101870857720847548301864920386773940621813776880313060190915484501739723591426265989532857099726033305036122515327883453427881768773411206540633728216838194784727929069877494872356069726157900582977917887547198597836194064865057327253340982297360534820695682679784124065377486833466248425544839

Factorizations

Primary (ID: 64338) 1897883806642323992656711489 (proven prime)
(ID: 64649) 45252052292505256519886520666262268578597166961689397989707316753168481683030288180800394034782966848674440603811599227916719677547154326208925441226431617849059995494714835436485583334032546888453841698047963795494462353314134028555440949493374014501246234853867510411891202517903238389718148830424678891049586875543699535118270662712882762877563176857669505951773291040711421701226720327303136415226432144138972987111797928439920084334431026148529627263192990151 (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.