Factor Info
| ID | 12407 |
| Size | 168 digits / 557 bits |
| Status | composite |
| Value | 287883917347012729540737511970707251614790958973211419230398104064738639956556438843025654193343613996420341729109878729435155463256655065192178390799713182892262120617 |
Factorizations
| Primary | (ID: 11577) 675418954880730201146825609892711592084093470945190403 (proven prime) |
| (ID: 12408) 426230142442255137620449444926629499511891555438562309203496796917729684669965220707852013188437184741368746458339 (proven prime) |
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.