Factor Info

ID 25788
Size 321 digits / 1065 bits
Status composite
Value 274494525703882560494750011429187836693166079056332995617227000401678117722499829493609793779214453689443353747315212784110074468717170503937572098111459619677976508945087076975490606644299602876775120251026758795581805488610872249769212722950752895559845599867740671639692613574533930156913502375950498920415074123352981

Factorizations

Primary (ID: 4251) 257513776243156826379279929309507 (proven prime)
(ID: 36406) 1065941130251189738896640835500562390634820833782349719972727179722684331619217085209300424123218349060084108633885235652575283972175509335895734486136778104860377829926476062348083602370277113979090236528548668769390580846646065473646244833900828854503069220526699480088813031991556787783 (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.