Factor Info

ID 180157
Size 648 digits / 2151 bits
Status composite
Value 196499016892849325867197605529325927180626955376137504482255482833083259919974887344009068591977958823353541747607425702122593491370712855104566887466765524435569150289189335015985724405292355271939636734288856422557454979790819703600203443621070110008823620688730691912515632949350739132657211197600296777925560824809089674446286762883135607563921319871242578528701024392063436121881391772180156021943827047299331722760122317392434622762099320279640963806363476419425964698835570430599323687717357424043755922617339277987463366650391630626261587727007595001779535322078963263367886490757451437650184825980020108185602847843658627274028238412577899

Factorizations

Primary (ID: 179146) 1257714558821267307529140640019242794756329673384470393785921 (proven prime)
(ID: 180158) 156234986320750402977924982562952241040692402605204033398738746031063494676003577582125185175856930672538435348173358250693268595971218614955172949130321823339942760290242956450253626922623694502729072588255314715384588771554728784572818726098455748188495193541289595825899725102742387141918397803085483103260501289955789366520300711961499868775245602111992140044491609640595111357494782458328802568073046321351747426359494843132195962270958076460030647759499547918928134789073414263078038279019493626817057960575494487242974263723805052606791923060812174145825102429232866563965593237419 (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.