Factor Info
| ID | 16400 |
| Size | 77 digits / 255 bits |
| Status | composite |
| Value | 53325644372194754727638229000919382712132874714010074027471251070571324563661 |
Factorizations
| Primary | (ID: 16401) 115878974164753927617074729 (proven prime) |
| (ID: 6750) 460183952753824357170225842292658707895690816315909 (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.