Factor Info
| ID | 16864 |
| Size | 136 digits / 449 bits |
| Status | composite |
| Value | 1039121662732241996960607999838581118619131184646172771741651472754080144040705766939480895722180466666151156959266905921037488511701097 |
Factorizations
| Primary | (ID: 6756) 510241095096183757930733363918820917976121 (proven prime) |
| (ID: 16865) 2036530716006637645589331588658694610110957176527275657833574517576957900179661908381686478257 (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.