Factor Info
| ID | 18637 |
| Size | 190 digits / 631 bits |
| Status | composite |
| Value | 7191138895828805179858184480053877789237455874454652825225015401795882066688846015041733506701302633591060075492635068030970911984010044328735720048258789917192778485763829075430079624784657 |
Factorizations
| Primary | (ID: 18638) 5719374442762619138354952842044488751 (proven prime) |
| (ID: 18639) 1257329620187497692126560520381305874848545738619937403647026937880896008958168278429460164890293222227688671722285458240063544668218143929188529039113407 (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.