Factor Info
| ID | 131977 |
| Size | 191 digits / 633 bits |
| Status | composite |
| Value | 25094364885901655187694404925100243011853357416239478877099605133674519988262830436270091259923827967864710949786301491756736861162423658968409249740485139492305824498480221149035145716255841 |
Factorizations
| Primary | (ID: 131978) 1615033161089271825038593 (proven prime) |
| (ID: 131979) 15537987386572646786828686487973395890708309930484511109880253342683869203621561066601095833464458931669023814439042082507059795990512113395554973367135194160710250337 (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.