Factor Info
| ID | 158921 |
| Size | 78 digits / 258 bits |
| Status | composite |
| Value | 304077354198364394069336136852443427635663978087585640714616241774175522198217 |
Factorizations
| Primary | (ID: 158922) 33882253717858551261937 (proven prime) |
| (ID: 158923) 8974531527048103731708904366831728630667846064320132441 (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.