Factor Info
| ID | 42386 |
| Size | 147 digits / 487 bits |
| Status | composite |
| Value | 272872667785444875578740358451165498874691476173829768695312985981824352605720307302021457937443219534313852046171759579150159146357171282601738289 |
Factorizations
| Primary | (ID: 589) 461740953705414265853 (proven prime) |
| (ID: 42387) 590964837742191449970639946001828741756020700447966763403244596649801642484614914221531598420829131067009896371442406977497413 (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.