Factor Info

ID 198280
Size 659 digits / 2187 bits
Status composite
Value 18357525428770664389412884309051015311805609846224672002983556036009644450423547720833107862760031114157396553870020879510127270148247038646807141459980879920353291086729143403412767483123064518602386888566952150159668032596747199487099799000986873713075068893820310281579891090912933239619586200379490626546806181719612498308164387767389077143992772268097466943271764480067862722905964040541658005096207143485433005731789402948657128305145316904213235584069658768217569595442965480192380802609946901903850867689295004650167022265702594285161811712440925071583478862452492848264029317614294933347485416487762847049264428393551220954702894425528050350540909751

Factorizations

Primary (ID: 198281) 17652944112619681484515989877740001 (proven prime)
(ID: 198282) 1039912963619892390465949423816331285685583749099845267649789468119072921259167943806961269585668640779868512767708743812734881142282133668923457884278415055626662691075421852607746773684782897276783824058611623791718053646695626606279277222467015661720967013140844128063618936500092226351673757827521640284878612603163784719674761351091559369192730512419801695235000566313427844959924810635313829552532335979303049257396034622189151102529860398267817898679066258325770571134572639906820828451360936019019638201415992410777769554415694510805534736199760649041382478595827399595933562729728175024292734803318723126094298169751 (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.